summaryrefslogtreecommitdiff
path: root/sot/source/sdstor/ucbstorage.cxx
blob: ea3b656272db5e180ce44e4ac41b6145ebcce123 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
2962
2963
2964
2965
2966
2967
2968
2969
2970
2971
2972
2973
2974
2975
2976
2977
2978
2979
2980
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005
3006
3007
3008
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019
3020
3021
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041
3042
3043
3044
3045
3046
3047
3048
3049
3050
3051
3052
3053
3054
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071
3072
3073
3074
3075
3076
3077
3078
3079
3080
3081
3082
3083
3084
3085
3086
3087
3088
3089
3090
3091
3092
3093
3094
3095
3096
3097
3098
3099
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3110
3111
3112
3113
3114
3115
3116
3117
3118
3119
3120
3121
3122
3123
3124
3125
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
3156
3157
3158
3159
3160
3161
3162
3163
3164
3165
3166
3167
3168
3169
3170
3171
3172
3173
3174
3175
3176
3177
3178
3179
3180
3181
3182
3183
3184
3185
3186
3187
3188
3189
3190
3191
3192
3193
3194
3195
3196
3197
3198
3199
3200
3201
3202
3203
3204
3205
3206
3207
3208
3209
3210
3211
3212
3213
3214
3215
3216
3217
3218
3219
3220
3221
3222
3223
3224
3225
3226
3227
3228
3229
3230
3231
3232
3233
3234
3235
3236
3237
3238
3239
3240
3241
3242
3243
3244
3245
3246
3247
3248
3249
3250
3251
3252
3253
3254
3255
3256
3257
3258
3259
3260
3261
3262
3263
3264
3265
3266
3267
3268
3269
3270
3271
3272
3273
3274
3275
3276
3277
3278
3279
3280
3281
3282
3283
3284
3285
3286
3287
3288
3289
3290
3291
3292
3293
3294
3295
3296
3297
3298
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308
3309
3310
3311
3312
3313
3314
3315
3316
3317
3318
3319
3320
3321
3322
3323
3324
3325
3326
3327
3328
3329
3330
3331
3332
3333
3334
3335
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
3350
3351
3352
3353
3354
3355
3356
3357
3358
3359
3360
3361
3362
3363
3364
3365
3366
3367
3368
3369
3370
3371
3372
3373
3374
3375
3376
3377
3378
3379
3380
3381
3382
3383
3384
3385
3386
3387
3388
3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399
3400
3401
3402
3403
3404
3405
3406
3407
3408
3409
3410
3411
3412
3413
3414
3415
3416
3417
3418
3419
3420
3421
3422
3423
3424
3425
3426
3427
3428
3429
3430
3431
3432
3433
3434
3435
3436
3437
3438
3439
3440
3441
3442
3443
3444
3445
3446
3447
3448
3449
3450
3451
3452
3453
3454
3455
3456
3457
3458
3459
3460
3461
3462
3463
3464
3465
3466
3467
3468
3469
3470
3471
3472
3473
3474
3475
3476
3477
3478
3479
3480
3481
3482
3483
3484
3485
3486
3487
3488
3489
3490
3491
3492
3493
3494
3495
3496
3497
3498
3499
3500
3501
3502
3503
3504
3505
3506
3507
3508
3509
3510
3511
3512
3513
3514
3515
3516
3517
3518
3519
3520
3521
3522
3523
3524
3525
3526
3527
3528
3529
3530
3531
3532
3533
3534
3535
3536
3537
3538
3539
3540
3541
3542
3543
3544
3545
3546
3547
3548
3549
3550
3551
3552
3553
3554
3555
3556
3557
3558
3559
3560
3561
3562
3563
3564
3565
3566
3567
3568
3569
3570
3571
3572
3573
3574
3575
3576
3577
3578
3579
3580
3581
3582
3583
3584
3585
3586
3587
3588
3589
3590
3591
3592
3593
3594
3595
3596
3597
3598
3599
3600
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sot.hxx"
#include <com/sun/star/io/NotConnectedException.hpp>
#include <com/sun/star/io/BufferSizeExceededException.hpp>
#include <com/sun/star/uno/RuntimeException.hpp>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <ucbhelper/content.hxx>
#include <com/sun/star/uno/Reference.h>
#include <com/sun/star/ucb/XCommandEnvironment.hpp>
#include <unotools/tempfile.hxx>
#include <unotools/ucbstreamhelper.hxx>
#include <com/sun/star/io/XInputStream.hpp>
#include <com/sun/star/ucb/InsertCommandArgument.hpp>
#include <com/sun/star/ucb/ResultSetException.hpp>
#include <com/sun/star/uno/Sequence.h>
#include <com/sun/star/sdbc/XResultSet.hdl>
#include <com/sun/star/ucb/XContentAccess.hpp>
#include <com/sun/star/sdbc/XRow.hpp>
#include <com/sun/star/ucb/CommandAbortedException.hpp>
#include <com/sun/star/datatransfer/DataFlavor.hpp>
#include <com/sun/star/ucb/ContentInfo.hpp>
#include <com/sun/star/ucb/ContentInfoAttribute.hpp>
#include <com/sun/star/beans/Property.hpp>
#include <com/sun/star/packages/manifest/XManifestWriter.hpp>
#include <com/sun/star/packages/manifest/XManifestReader.hpp>
#include <com/sun/star/ucb/InteractiveIOException.hpp>

#include <rtl/digest.h>
#include <tools/ref.hxx>
#include <tools/debug.hxx>
#include <unotools/streamhelper.hxx>
#include <unotools/streamwrap.hxx>
#include <unotools/ucbhelper.hxx>
#include <unotools/localfilehelper.hxx>
#include <tools/list.hxx>
#include <tools/urlobj.hxx>
#include <unotools/streamwrap.hxx>
#include <comphelper/processfactory.hxx>
#include <cppuhelper/implbase2.hxx>
#include <ucbhelper/commandenvironment.hxx>

#include "stg.hxx"
#include "storinfo.hxx"
#include <sot/storage.hxx>
#include <sot/exchange.hxx>
#include <sot/formats.hxx>
#include "clsids.hxx"

#include "unostorageholder.hxx"

using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::ucb;
using namespace ::com::sun::star::io;
using namespace ::com::sun::star::sdbc;
using namespace ::ucbhelper;

#if OSL_DEBUG_LEVEL > 1
#include <stdio.h>
static int nOpenFiles=0;
static int nOpenStreams=0;
#endif

typedef ::cppu::WeakImplHelper2 < XInputStream, XSeekable > FileInputStreamWrapper_Base;
class FileStreamWrapper_Impl : public FileInputStreamWrapper_Base
{
protected:
    ::osl::Mutex    m_aMutex;
    String          m_aURL;
    SvStream*       m_pSvStream;

public:
    FileStreamWrapper_Impl( const String& rName );
    virtual ~FileStreamWrapper_Impl();

    //DECLARE_UNO3_AGG_DEFAULTS( FileStreamWrapper_Impl, FileInputStreamWrapper_Base);

    virtual void SAL_CALL seek( sal_Int64 _nLocation ) throw ( IllegalArgumentException, IOException, RuntimeException);
    virtual sal_Int64 SAL_CALL getPosition(  ) throw ( IOException, RuntimeException);
    virtual sal_Int64 SAL_CALL getLength(  ) throw ( IOException, RuntimeException);
    virtual sal_Int32 SAL_CALL readBytes( Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead) throw( NotConnectedException, BufferSizeExceededException, RuntimeException );
    virtual sal_Int32 SAL_CALL readSomeBytes( Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead) throw( NotConnectedException, BufferSizeExceededException, RuntimeException );
    virtual void      SAL_CALL skipBytes(sal_Int32 nBytesToSkip) throw( NotConnectedException, BufferSizeExceededException, RuntimeException);
    virtual sal_Int32 SAL_CALL available() throw( NotConnectedException, RuntimeException );
    virtual void      SAL_CALL closeInput() throw( NotConnectedException, RuntimeException );

protected:
    void checkConnected();
    void checkError();
};

//------------------------------------------------------------------
FileStreamWrapper_Impl::FileStreamWrapper_Impl( const String& rName )
    : m_aURL( rName )
    , m_pSvStream(0)
{
    // if no URL is provided the stream is empty
}

//------------------------------------------------------------------
FileStreamWrapper_Impl::~FileStreamWrapper_Impl()
{
    if ( m_pSvStream )
    {
        delete m_pSvStream;
#if OSL_DEBUG_LEVEL > 1
        --nOpenFiles;
#endif
    }

    if ( m_aURL.Len() )
        ::utl::UCBContentHelper::Kill( m_aURL );
}

//------------------------------------------------------------------------------
sal_Int32 SAL_CALL FileStreamWrapper_Impl::readBytes(Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead)
                throw( NotConnectedException, BufferSizeExceededException, RuntimeException )
{
    if ( !m_aURL.Len() )
    {
        aData.realloc( 0 );
        return 0;
    }

    checkConnected();

    if (nBytesToRead < 0)
        throw BufferSizeExceededException(::rtl::OUString(),static_cast<XWeak*>(this));

    ::osl::MutexGuard aGuard( m_aMutex );

    aData.realloc(nBytesToRead);

    sal_uInt32 nRead = m_pSvStream->Read((void*)aData.getArray(), nBytesToRead);
    checkError();

    // Wenn gelesene Zeichen < MaxLength, Sequence anpassen
    if (nRead < (sal_uInt32)nBytesToRead)
        aData.realloc( nRead );

    return nRead;
}

//------------------------------------------------------------------------------
sal_Int32 SAL_CALL FileStreamWrapper_Impl::readSomeBytes(Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead) throw( NotConnectedException, BufferSizeExceededException, RuntimeException )
{
    if ( !m_aURL.Len() )
    {
        aData.realloc( 0 );
        return 0;
    }

    checkError();

    if (nMaxBytesToRead < 0)
        throw BufferSizeExceededException(::rtl::OUString(),static_cast<XWeak*>(this));

    if (m_pSvStream->IsEof())
    {
        aData.realloc(0);
        return 0;
    }
    else
        return readBytes(aData, nMaxBytesToRead);
}

//------------------------------------------------------------------------------
void SAL_CALL FileStreamWrapper_Impl::skipBytes(sal_Int32 nBytesToSkip) throw( NotConnectedException, BufferSizeExceededException, RuntimeException )
{
    if ( !m_aURL.Len() )
        return;

    ::osl::MutexGuard aGuard( m_aMutex );
    checkError();

#ifdef DBG_UTIL
    sal_uInt32 nCurrentPos = m_pSvStream->Tell();
#endif

    m_pSvStream->SeekRel(nBytesToSkip);
    checkError();

#ifdef DBG_UTIL
    nCurrentPos = m_pSvStream->Tell();
#endif
}

//------------------------------------------------------------------------------
sal_Int32 SAL_CALL FileStreamWrapper_Impl::available() throw( NotConnectedException, RuntimeException )
{
    if ( !m_aURL.Len() )
        return 0;

    ::osl::MutexGuard aGuard( m_aMutex );
    checkConnected();

    sal_uInt32 nPos = m_pSvStream->Tell();
    checkError();

    m_pSvStream->Seek(STREAM_SEEK_TO_END);
    checkError();

    sal_Int32 nAvailable = (sal_Int32)m_pSvStream->Tell() - nPos;
    m_pSvStream->Seek(nPos);
    checkError();

    return nAvailable;
}

//------------------------------------------------------------------------------
void SAL_CALL FileStreamWrapper_Impl::closeInput() throw( NotConnectedException, RuntimeException )
{
    if ( !m_aURL.Len() )
        return;

    ::osl::MutexGuard aGuard( m_aMutex );
    checkConnected();
    DELETEZ( m_pSvStream );
#if OSL_DEBUG_LEVEL > 1
    --nOpenFiles;
#endif
    ::utl::UCBContentHelper::Kill( m_aURL );
    m_aURL.Erase();
}

//------------------------------------------------------------------------------
void SAL_CALL FileStreamWrapper_Impl::seek( sal_Int64 _nLocation ) throw (IllegalArgumentException, IOException, RuntimeException)
{
    if ( !m_aURL.Len() )
        return;

    ::osl::MutexGuard aGuard( m_aMutex );
    checkConnected();

    m_pSvStream->Seek((sal_uInt32)_nLocation);
    checkError();
}

//------------------------------------------------------------------------------
sal_Int64 SAL_CALL FileStreamWrapper_Impl::getPosition(  ) throw (IOException, RuntimeException)
{
    if ( !m_aURL.Len() )
        return 0;

    ::osl::MutexGuard aGuard( m_aMutex );
    checkConnected();

    sal_uInt32 nPos = m_pSvStream->Tell();
    checkError();
    return (sal_Int64)nPos;
}

//------------------------------------------------------------------------------
sal_Int64 SAL_CALL FileStreamWrapper_Impl::getLength(  ) throw (IOException, RuntimeException)
{
    if ( !m_aURL.Len() )
        return 0;

    ::osl::MutexGuard aGuard( m_aMutex );
    checkConnected();

    sal_uInt32 nCurrentPos = m_pSvStream->Tell();
    checkError();

    m_pSvStream->Seek(STREAM_SEEK_TO_END);
    sal_uInt32 nEndPos = m_pSvStream->Tell();
    m_pSvStream->Seek(nCurrentPos);

    checkError();

    return (sal_Int64)nEndPos;
}

//------------------------------------------------------------------------------
void FileStreamWrapper_Impl::checkConnected()
{
    if ( !m_aURL.Len() )
        throw NotConnectedException(::rtl::OUString(), const_cast<XWeak*>(static_cast<const XWeak*>(this)));
    if ( !m_pSvStream )
    {
        m_pSvStream = ::utl::UcbStreamHelper::CreateStream( m_aURL, STREAM_STD_READ );
#if OSL_DEBUG_LEVEL > 1
        ++nOpenFiles;
#endif
    }
}

//------------------------------------------------------------------------------
void FileStreamWrapper_Impl::checkError()
{
    checkConnected();

    if (m_pSvStream->SvStream::GetError() != ERRCODE_NONE)
        // TODO: really evaluate the error
        throw NotConnectedException(::rtl::OUString(), const_cast<XWeak*>(static_cast<const XWeak*>(this)));
}

TYPEINIT1( UCBStorageStream, BaseStorageStream );
TYPEINIT1( UCBStorage, BaseStorage );

#define COMMIT_RESULT_FAILURE           0
#define COMMIT_RESULT_NOTHING_TO_DO     1
#define COMMIT_RESULT_SUCCESS           2

#define min( x, y ) (( x < y ) ? x : y)
#define max( x, y ) (( x > y ) ? x : y)

sal_Int32 GetFormatId_Impl( SvGlobalName aName )
{
//    if ( aName == SvGlobalName( SO3_SW_CLASSID_8 ) )
//        return SOT_FORMATSTR_ID_STARWRITER_8;
//    if ( aName == SvGlobalName( SO3_SWWEB_CLASSID_8 ) )
//        return SOT_FORMATSTR_ID_STARWRITERWEB_8;
//    if ( aName == SvGlobalName( SO3_SWGLOB_CLASSID_8 ) )
//        return SOT_FORMATSTR_ID_STARWRITERGLOB_8;
//    if ( aName == SvGlobalName( SO3_SDRAW_CLASSID_8 ) )
//        return SOT_FORMATSTR_ID_STARDRAW_8;
//    if ( aName == SvGlobalName( SO3_SIMPRESS_CLASSID_8 ) )
//        return SOT_FORMATSTR_ID_STARIMPRESS_8;
//    if ( aName == SvGlobalName( SO3_SC_CLASSID_8 ) )
//        return SOT_FORMATSTR_ID_STARCALC_8;
//    if ( aName == SvGlobalName( SO3_SCH_CLASSID_8 ) )
//        return SOT_FORMATSTR_ID_STARCHART_8;
//    if ( aName == SvGlobalName( SO3_SM_CLASSID_8 ) )
//        return SOT_FORMATSTR_ID_STARMATH_8;
    if ( aName == SvGlobalName( SO3_SW_CLASSID_60 ) )
        return SOT_FORMATSTR_ID_STARWRITER_60;
    if ( aName == SvGlobalName( SO3_SWWEB_CLASSID_60 ) )
        return SOT_FORMATSTR_ID_STARWRITERWEB_60;
    if ( aName == SvGlobalName( SO3_SWGLOB_CLASSID_60 ) )
        return SOT_FORMATSTR_ID_STARWRITERGLOB_60;
    if ( aName == SvGlobalName( SO3_SDRAW_CLASSID_60 ) )
        return SOT_FORMATSTR_ID_STARDRAW_60;
    if ( aName == SvGlobalName( SO3_SIMPRESS_CLASSID_60 ) )
        return SOT_FORMATSTR_ID_STARIMPRESS_60;
    if ( aName == SvGlobalName( SO3_SC_CLASSID_60 ) )
        return SOT_FORMATSTR_ID_STARCALC_60;
    if ( aName == SvGlobalName( SO3_SCH_CLASSID_60 ) )
        return SOT_FORMATSTR_ID_STARCHART_60;
    if ( aName == SvGlobalName( SO3_SM_CLASSID_60 ) )
        return SOT_FORMATSTR_ID_STARMATH_60;
    if ( aName == SvGlobalName( SO3_OUT_CLASSID ) ||
         aName == SvGlobalName( SO3_APPLET_CLASSID ) ||
         aName == SvGlobalName( SO3_PLUGIN_CLASSID ) ||
         aName == SvGlobalName( SO3_IFRAME_CLASSID ) )
        // allowed, but not supported
        return 0;
    else
    {
        DBG_ERROR( "Unknown UCB storage format!" );
        return 0;
    }
}


SvGlobalName GetClassId_Impl( sal_Int32 nFormat )
{
    switch ( nFormat )
    {
        case SOT_FORMATSTR_ID_STARWRITER_8 :
        case SOT_FORMATSTR_ID_STARWRITER_8_TEMPLATE :
            return SvGlobalName( SO3_SW_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARWRITERWEB_8 :
            return SvGlobalName( SO3_SWWEB_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARWRITERGLOB_8 :
            return SvGlobalName( SO3_SWGLOB_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARDRAW_8 :
        case SOT_FORMATSTR_ID_STARDRAW_8_TEMPLATE :
            return SvGlobalName( SO3_SDRAW_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARIMPRESS_8 :
        case SOT_FORMATSTR_ID_STARIMPRESS_8_TEMPLATE :
            return SvGlobalName( SO3_SIMPRESS_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARCALC_8 :
        case SOT_FORMATSTR_ID_STARCALC_8_TEMPLATE :
            return SvGlobalName( SO3_SC_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARCHART_8 :
        case SOT_FORMATSTR_ID_STARCHART_8_TEMPLATE :
            return SvGlobalName( SO3_SCH_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARMATH_8 :
        case SOT_FORMATSTR_ID_STARMATH_8_TEMPLATE :
            return SvGlobalName( SO3_SM_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARWRITER_60 :
            return SvGlobalName( SO3_SW_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARWRITERWEB_60 :
            return SvGlobalName( SO3_SWWEB_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARWRITERGLOB_60 :
            return SvGlobalName( SO3_SWGLOB_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARDRAW_60 :
            return SvGlobalName( SO3_SDRAW_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARIMPRESS_60 :
            return SvGlobalName( SO3_SIMPRESS_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARCALC_60 :
            return SvGlobalName( SO3_SC_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARCHART_60 :
            return SvGlobalName( SO3_SCH_CLASSID_60 );
        case SOT_FORMATSTR_ID_STARMATH_60 :
            return SvGlobalName( SO3_SM_CLASSID_60 );
        default :
            //DBG_ERROR( "Unknown UCB storage format!" );
            return SvGlobalName();
    }
}

// All storage and streams are refcounted internally; outside of this classes they are only accessible through a handle
// class, that uses the refcounted object as impl-class.

enum RepresentModes {
        nonset,
        svstream,
        xinputstream
};

class UCBStorageStream_Impl : public SvRefBase, public SvStream
{
                                ~UCBStorageStream_Impl();
public:

    virtual ULONG               GetData( void* pData, ULONG nSize );
    virtual ULONG               PutData( const void* pData, ULONG nSize );
    virtual ULONG               SeekPos( ULONG nPos );
    virtual void                SetSize( ULONG nSize );
    virtual void                FlushData();
    virtual void                ResetError();

    UCBStorageStream*           m_pAntiImpl;    // only valid if an external reference exists

    String                      m_aOriginalName;// the original name before accessing the stream
    String                      m_aName;        // the actual name ( changed with a Rename command at the parent )
    String                      m_aURL;         // the full path name to create the content
    String                      m_aContentType;
    String                      m_aOriginalContentType;
    ByteString                  m_aKey;
    ::ucbhelper::Content*       m_pContent;     // the content that provides the data
    Reference<XInputStream>     m_rSource;      // the stream covering the original data of the content
    SvStream*                   m_pStream;      // the stream worked on; for readonly streams it is the original stream of the content
                                                // for read/write streams it's a copy into a temporary file
    String                      m_aTempURL;     // URL of this temporary stream
    RepresentModes              m_nRepresentMode; // should it be used as XInputStream or as SvStream
    long                        m_nError;
    StreamMode                  m_nMode;        // open mode ( read/write/trunc/nocreate/sharing )
    BOOL                        m_bSourceRead;  // Source still contains useful information
    BOOL                        m_bModified;    // only modified streams will be sent to the original content
    BOOL                        m_bCommited;    // sending the streams is coordinated by the root storage of the package
    BOOL                        m_bDirect;      // the storage and its streams are opened in direct mode; for UCBStorages
                                                // this means that the root storage does an autocommit when its external
                                                // reference is destroyed
    BOOL                        m_bIsOLEStorage;// an OLEStorage on a UCBStorageStream makes this an Autocommit-stream

                                UCBStorageStream_Impl( const String&, StreamMode, UCBStorageStream*, BOOL, const ByteString* pKey=0, BOOL bRepair = FALSE, Reference< XProgressHandler > xProgress = Reference< XProgressHandler >() );

    void                        Free();
    BOOL                        Init();
    BOOL                        Clear();
    sal_Int16                   Commit();       // if modified and commited: transfer an XInputStream to the content
    BOOL                        Revert();       // discard all changes
    BaseStorage*                CreateStorage();// create an OLE Storage on the UCBStorageStream
    ULONG                       GetSize();

    ULONG                       ReadSourceWriteTemporary( ULONG aLength ); // read aLength from source and copy to temporary,
                                                                           // no seeking is produced
    ULONG                       ReadSourceWriteTemporary();                // read source till the end and copy to temporary,
                                                                           // no seeking is produced
#if 0
    ULONG                       CopySourceToTemporary( ULONG aLength ); // same as ReadSourceWriteToTemporary( aLength )
                                                                        // but the writing is done at the end of temporary
                                                                        // pointer position is not changed
#endif

    ULONG                       CopySourceToTemporary();                // same as ReadSourceWriteToTemporary()
                                                                        // but the writing is done at the end of temporary
                                                                        // pointer position is not changed
    Reference<XInputStream>     GetXInputStream();                      // return XInputStream, after that
                                                                        // this class is close to be unusable
                                                                        // since it can not read and write
    using SvStream::SetError;
    void                        SetError( sal_uInt32 nError );
    void                        PrepareCachedForReopen( StreamMode nMode );
};

SV_DECL_IMPL_REF( UCBStorageStream_Impl );

struct UCBStorageElement_Impl;
DECLARE_LIST( UCBStorageElementList_Impl, UCBStorageElement_Impl* )

class UCBStorage_Impl : public SvRefBase
{
                                ~UCBStorage_Impl();
public:
    UCBStorage*                 m_pAntiImpl;    // only valid if external references exists

    String                      m_aOriginalName;// the original name before accessing the storage
    String                      m_aName;        // the actual name ( changed with a Rename command at the parent )
    String                      m_aURL;         // the full path name to create the content
    String                      m_aContentType;
    String                      m_aOriginalContentType;
    ::ucbhelper::Content*       m_pContent;     // the content that provides the storage elements
    ::utl::TempFile*            m_pTempFile;    // temporary file, only for storages on stream
    SvStream*                   m_pSource;      // original stream, only for storages on a stream
    //SvStream*                   m_pStream;      // the corresponding editable stream, only for storage on a stream
    long                        m_nError;
    StreamMode                  m_nMode;        // open mode ( read/write/trunc/nocreate/sharing )
    BOOL                        m_bModified;    // only modified elements will be sent to the original content
    BOOL                        m_bCommited;    // sending the streams is coordinated by the root storage of the package
    BOOL                        m_bDirect;      // the storage and its streams are opened in direct mode; for UCBStorages
                                                // this means that the root storage does an autocommit when its external
                                                // reference is destroyed
    BOOL                        m_bIsRoot;      // marks this storage as root storages that manages all oommits and reverts
    BOOL                        m_bDirty;           // ???
    BOOL                        m_bIsLinked;
    BOOL                        m_bListCreated;
    ULONG                       m_nFormat;
    String                      m_aUserTypeName;
    SvGlobalName                m_aClassId;

    UCBStorageElementList_Impl  m_aChildrenList;

    BOOL                        m_bRepairPackage;
    Reference< XProgressHandler > m_xProgressHandler;

    UNOStorageHolderList*       m_pUNOStorageHolderList;
                                UCBStorage_Impl( const ::ucbhelper::Content&, const String&, StreamMode, UCBStorage*, BOOL, BOOL, BOOL = FALSE, Reference< XProgressHandler > = Reference< XProgressHandler >() );
                                UCBStorage_Impl( const String&, StreamMode, UCBStorage*, BOOL, BOOL, BOOL = FALSE, Reference< XProgressHandler > = Reference< XProgressHandler >() );
                                UCBStorage_Impl( SvStream&, UCBStorage*, BOOL );
    void                        Init();
    sal_Int16                   Commit();
    BOOL                        Revert();
    BOOL                        Insert( ::ucbhelper::Content *pContent );
    UCBStorage_Impl*            OpenStorage( UCBStorageElement_Impl* pElement, StreamMode nMode, BOOL bDirect );
    UCBStorageStream_Impl*      OpenStream( UCBStorageElement_Impl*, StreamMode, BOOL, const ByteString* pKey=0 );
    void                        SetProps( const Sequence < Sequence < PropertyValue > >& rSequence, const String& );
    void                        GetProps( sal_Int32&, Sequence < Sequence < PropertyValue > >& rSequence, const String& );
    sal_Int32                   GetObjectCount();
    void                        ReadContent();
    void                        CreateContent();
    ::ucbhelper::Content*       GetContent()
                                { if ( !m_pContent ) CreateContent(); return m_pContent; }
    UCBStorageElementList_Impl& GetChildrenList()
                                {
                                  long nError = m_nError;
                                  ReadContent();
                                  if ( m_nMode & STREAM_WRITE )
                                  {
                                    m_nError = nError;
                                    if ( m_pAntiImpl )
                                    {
                                        m_pAntiImpl->ResetError();
                                        m_pAntiImpl->SetError( nError );
                                    }
                                  }

                                  return m_aChildrenList;
                                }

    void                        SetError( long nError );
};

SV_DECL_IMPL_REF( UCBStorage_Impl );

// this struct contains all neccessary information on an element inside a UCBStorage
struct UCBStorageElement_Impl
{
    String                      m_aName;        // the actual URL relative to the root "folder"
    String                      m_aOriginalName;// the original name in the content
    ULONG                       m_nSize;
    BOOL                        m_bIsFolder;    // Only TRUE when it is a UCBStorage !
    BOOL                        m_bIsStorage;   // Also TRUE when it is an OLEStorage !
    BOOL                        m_bIsRemoved;   // element will be removed on commit
    BOOL                        m_bIsInserted;  // element will be removed on revert
    UCBStorage_ImplRef          m_xStorage;     // reference to the "real" storage
    UCBStorageStream_ImplRef    m_xStream;      // reference to the "real" stream

                                UCBStorageElement_Impl( const ::rtl::OUString& rName,
                                            BOOL bIsFolder = FALSE, ULONG nSize = 0 )
                                    : m_aName( rName )
                                    , m_aOriginalName( rName )
                                    , m_nSize( nSize )
                                    , m_bIsFolder( bIsFolder )
                                    , m_bIsStorage( bIsFolder )
                                    , m_bIsRemoved( FALSE )
                                    , m_bIsInserted( FALSE )
                                {
                                }

    ::ucbhelper::Content*       GetContent();
    BOOL                        IsModified();
    String                      GetContentType();
    void                        SetContentType( const String& );
    String                      GetOriginalContentType();
    BOOL                        IsLoaded()
                                { return m_xStream.Is() || m_xStorage.Is(); }
};

::ucbhelper::Content* UCBStorageElement_Impl::GetContent()
{
    if ( m_xStream.Is() )
        return m_xStream->m_pContent;
    else if ( m_xStorage.Is() )
        return m_xStorage->GetContent();
    else
        return NULL;
}

String UCBStorageElement_Impl::GetContentType()
{
    if ( m_xStream.Is() )
        return m_xStream->m_aContentType;
    else if ( m_xStorage.Is() )
        return m_xStorage->m_aContentType;
    else
    {
        DBG_ERROR("Element not loaded!");
        return String();
    }
}

void UCBStorageElement_Impl::SetContentType( const String& rType )
{
    if ( m_xStream.Is() ) {
        m_xStream->m_aContentType = m_xStream->m_aOriginalContentType = rType;
    }
    else if ( m_xStorage.Is() ) {
        m_xStorage->m_aContentType = m_xStorage->m_aOriginalContentType = rType;
    }
    else {
        DBG_ERROR("Element not loaded!");
    }
}

String UCBStorageElement_Impl::GetOriginalContentType()
{
    if ( m_xStream.Is() )
        return m_xStream->m_aOriginalContentType;
    else if ( m_xStorage.Is() )
        return m_xStorage->m_aOriginalContentType;
    else
        return String();
}

BOOL UCBStorageElement_Impl::IsModified()
{
    BOOL bModified = m_bIsRemoved || m_bIsInserted || m_aName != m_aOriginalName;
    if ( bModified )
    {
        if ( m_xStream.Is() )
            bModified = m_xStream->m_aContentType != m_xStream->m_aOriginalContentType;
        else if ( m_xStorage.Is() )
            bModified = m_xStorage->m_aContentType != m_xStorage->m_aOriginalContentType;
    }

    return bModified;
}

UCBStorageStream_Impl::UCBStorageStream_Impl( const String& rName, StreamMode nMode, UCBStorageStream* pStream, BOOL bDirect, const ByteString* pKey, BOOL bRepair, Reference< XProgressHandler > xProgress  )
    : m_pAntiImpl( pStream )
    , m_aURL( rName )
    , m_pContent( NULL )
    , m_pStream( NULL )
    , m_nRepresentMode( nonset )
    , m_nError( 0 )
    , m_nMode( nMode )
    , m_bSourceRead( !( nMode & STREAM_TRUNC ) )
    , m_bModified( FALSE )
    , m_bCommited( FALSE )
    , m_bDirect( bDirect )
    , m_bIsOLEStorage( FALSE )
{
    // name is last segment in URL
    INetURLObject aObj( rName );
    m_aName = m_aOriginalName = aObj.GetLastName();
    try
    {
        // create the content
        Reference< ::com::sun::star::ucb::XCommandEnvironment > xComEnv;

        ::rtl::OUString aTemp( rName );

        if ( bRepair )
        {
            xComEnv = new ::ucbhelper::CommandEnvironment( Reference< ::com::sun::star::task::XInteractionHandler >(),
                                                     xProgress );
            aTemp += rtl::OUString::createFromAscii("?repairpackage");
        }

        m_pContent = new ::ucbhelper::Content( aTemp, xComEnv );

        if ( pKey )
        {
            m_aKey = *pKey;

            // stream is encrypted and should be decrypted (without setting the key we'll get the raw data)
            sal_uInt8 aBuffer[RTL_DIGEST_LENGTH_SHA1];
            rtlDigestError nErr = rtl_digest_SHA1( pKey->GetBuffer(), pKey->Len(), aBuffer, RTL_DIGEST_LENGTH_SHA1 );
            if ( nErr == rtl_Digest_E_None )
            {
                sal_uInt8* pBuffer = aBuffer;
                ::com::sun::star::uno::Sequence < sal_Int8 > aSequ( (sal_Int8*) pBuffer, RTL_DIGEST_LENGTH_SHA1 );
                ::com::sun::star::uno::Any aAny;
                aAny <<= aSequ;
                m_pContent->setPropertyValue( ::rtl::OUString::createFromAscii("EncryptionKey"), aAny );
            }
        }
    }
    catch ( ContentCreationException& )
    {
        // content could not be created
        SetError( SVSTREAM_CANNOT_MAKE );
    }
    catch ( RuntimeException& )
    {
        // any other error - not specified
        SetError( ERRCODE_IO_GENERAL );
    }
}

UCBStorageStream_Impl::~UCBStorageStream_Impl()
{
    if( m_rSource.is() )
        m_rSource = Reference< XInputStream >();

    if( m_pStream )
        delete m_pStream;

    if ( m_aTempURL.Len() )
        ::utl::UCBContentHelper::Kill( m_aTempURL );

    if( m_pContent )
        delete m_pContent;
}


Reference<XInputStream> UCBStorageStream_Impl::GetXInputStream()
{
    Reference< XInputStream > aResult;

    if( m_pAntiImpl && m_nRepresentMode != nonset )
    {
        DBG_ERROR( "Misuse of the XInputstream!" );
        SetError( ERRCODE_IO_ACCESSDENIED );
    }
    else
    {
        if( m_bModified )
        {
            // use wrapper around temporary stream
            if( Init() )
            {
                CopySourceToTemporary();

                // owner transfer of stream to wrapper
                aResult = new ::utl::OInputStreamWrapper( m_pStream, TRUE );
                m_pStream->Seek(0);

                if( aResult.is() )
                {
                    // temporary stream can not be used here any more
                    // and can not be opened untill wrapper is closed
                    // stream is deleted by wrapper after use
                    m_pStream = NULL;
                    m_nRepresentMode = xinputstream;
                }
            }
        }
        else
        {
            Free();

            // open a new instance of XInputStream
            try
            {
                aResult = m_pContent->openStream();
            }
            catch ( Exception& )
            {
                // usually means that stream could not be opened
            }

            if( aResult.is() )
                m_nRepresentMode = xinputstream;
            else
                SetError( ERRCODE_IO_ACCESSDENIED );
        }
    }

    return aResult;
}

BOOL UCBStorageStream_Impl::Init()
{
    if( m_nRepresentMode == xinputstream )
    {
        DBG_ERROR( "XInputStream misuse!" );
        SetError( ERRCODE_IO_ACCESSDENIED );
        return FALSE;
    }

    if( !m_pStream )
    {
        // no temporary stream was created
        // create one

        m_nRepresentMode = svstream; // can not be used as XInputStream

        if ( !m_aTempURL.Len() )
            m_aTempURL = ::utl::TempFile().GetURL();

        m_pStream = ::utl::UcbStreamHelper::CreateStream( m_aTempURL, STREAM_STD_READWRITE, sal_True /* bFileExists */ );
#if OSL_DEBUG_LEVEL > 1
        ++nOpenFiles;
#endif

        if( !m_pStream )
        {
            DBG_ERROR( "Suspicious temporary stream creation!" );
            SetError( SVSTREAM_CANNOT_MAKE );
            return FALSE;
        }

        SetError( m_pStream->GetError() );
    }

    if( m_bSourceRead && !m_rSource.is() )
    {
        // source file contain usefull information and is not opened
        // open it from the point of noncopied data

        try
        {
            m_rSource = m_pContent->openStream();
        }
        catch ( Exception& )
        {
            // usually means that stream could not be opened
        }

            if( m_rSource.is() )
        {
            m_pStream->Seek( STREAM_SEEK_TO_END );

            try
            {
                m_rSource->skipBytes( m_pStream->Tell() );
            }
            catch( BufferSizeExceededException& )
            {
                // the temporary stream already contain all the data
                m_bSourceRead = FALSE;
            }
            catch( Exception& )
            {
                // something is really wrong
                m_bSourceRead = FALSE;
                DBG_ERROR( "Can not operate original stream!" );
                SetError( SVSTREAM_CANNOT_MAKE );
            }

            m_pStream->Seek( 0 );
        }
        else
        {
            // if the new file is edited than no source exist
            m_bSourceRead = FALSE;
                //SetError( SVSTREAM_CANNOT_MAKE );
        }
    }

    DBG_ASSERT( m_rSource.is() || !m_bSourceRead, "Unreadable source stream!" );

    return sal_True;
}

ULONG UCBStorageStream_Impl::ReadSourceWriteTemporary()
{
    // read source stream till the end and copy all the data to
    // the current position of the temporary stream

    ULONG aResult = 0;

    if( m_bSourceRead )
    {
        Sequence<sal_Int8> aData(32000);

        try
        {
            ULONG aReaded;
            do
            {
                aReaded = m_rSource->readBytes( aData, 32000 );
                aResult += m_pStream->Write( aData.getArray(), aReaded );
            } while( aReaded == 32000 );
        }
#if OSL_DEBUG_LEVEL > 1
        catch( Exception & e )
        {
            OSL_ENSURE( FALSE, ::rtl::OUStringToOString( e.Message, RTL_TEXTENCODING_ASCII_US ).getStr() );
#else
        catch( Exception & )
        {
#endif
        }
    }

    m_bSourceRead = FALSE;

    return aResult;

}

ULONG UCBStorageStream_Impl::ReadSourceWriteTemporary( ULONG aLength )
{
    // read aLength bite from the source stream and copy them to the current
    // position of the temporary stream

    ULONG aResult = 0;

    if( m_bSourceRead )
    {
        Sequence<sal_Int8> aData(32000);

        try
        {

            ULONG aReaded = 32000;

            for( ULONG pInd = 0; pInd < aLength && aReaded == 32000 ; pInd += 32000 )
            {
                ULONG aToCopy = min( aLength - pInd, 32000 );
                aReaded = m_rSource->readBytes( aData, aToCopy );
                aResult += m_pStream->Write( aData.getArray(), aReaded );
            }

            if( aResult < aLength )
                m_bSourceRead = FALSE;
        }
#if OSL_DEBUG_LEVEL > 1
        catch( Exception & e )
        {
            OSL_ENSURE( FALSE, ::rtl::OUStringToOString( e.Message, RTL_TEXTENCODING_ASCII_US ).getStr() );
#else
        catch( Exception & )
        {
#endif
        }
    }

    return aResult;
}

ULONG UCBStorageStream_Impl::CopySourceToTemporary()
{
    // current position of the temporary stream is not changed
    ULONG aResult = 0;

    if( m_bSourceRead )
    {
        ULONG aPos = m_pStream->Tell();
        m_pStream->Seek( STREAM_SEEK_TO_END );
        aResult = ReadSourceWriteTemporary();
        m_pStream->Seek( aPos );
    }

    return aResult;

}

#if 0
ULONG UCBStorageStream_Impl::CopySourceToTemporary( ULONG aLength )
{
    // current position of the temporary stream is not changed
    ULONG aResult = 0;

    if( m_bSourceRead )
    {
        ULONG aPos = m_pStream->Tell();
        m_pStream->Seek( STREAM_SEEK_TO_END );
        aResult = ReadSourceWriteTemporary( aLength );
        m_pStream->Seek( aPos );
    }

    return aResult;

}
#endif

// UCBStorageStream_Impl must have a SvStream interface, because it then can be used as underlying stream
// of an OLEStorage; so every write access caused by storage operations marks the UCBStorageStream as modified
ULONG UCBStorageStream_Impl::GetData( void* pData, ULONG nSize )
{
    ULONG aResult = 0;

    if( !Init() )
        return 0;


    // read data that is in temporary stream
    aResult = m_pStream->Read( pData, nSize );
    if( m_bSourceRead && aResult < nSize )
    {
        // read the tail of the data from original stream
        // copy this tail to the temporary stream

        ULONG aToRead = nSize - aResult;
        pData = (void*)( (char*)pData + aResult );

        try
        {
            Sequence<sal_Int8> aData( aToRead );
            ULONG aReaded = m_rSource->readBytes( aData, aToRead );
            aResult += m_pStream->Write( (void*)aData.getArray(), aReaded );
            memcpy( pData, aData.getArray(), aReaded );
        }
#if OSL_DEBUG_LEVEL > 1
        catch( Exception & e )
        {
            OSL_ENSURE( FALSE, ::rtl::OUStringToOString( e.Message, RTL_TEXTENCODING_ASCII_US ).getStr() );
#else
        catch( Exception & )
        {
#endif
        }

        if( aResult < nSize )
            m_bSourceRead = FALSE;
    }

    return aResult;
}

ULONG UCBStorageStream_Impl::PutData( const void* pData, ULONG nSize )
{
    if ( !(m_nMode & STREAM_WRITE) )
    {
        SetError( ERRCODE_IO_ACCESSDENIED );
        return 0; // ?mav?
    }

    if( !nSize || !Init() )
        return 0;

    ULONG aResult = m_pStream->Write( pData, nSize );

    m_bModified = aResult > 0;

    return aResult;

}

ULONG UCBStorageStream_Impl::SeekPos( ULONG nPos )
{
    if( !Init() )
        return 0;

    ULONG aResult;

    if( nPos == STREAM_SEEK_TO_END )
    {
        m_pStream->Seek( STREAM_SEEK_TO_END );
        ReadSourceWriteTemporary();
        aResult = m_pStream->Tell();
    }
    else
    {
        // the problem is that even if nPos is larger the the length
        // of the stream the stream pointer will be moved to this position
        // so we have to check if temporary stream does not contain required position

        if( m_pStream->Tell() > nPos
            || m_pStream->Seek( STREAM_SEEK_TO_END ) > nPos )
        {
            // no copiing is required
            aResult = m_pStream->Seek( nPos );
        }
        else
        {
            // the temp stream pointer points to the end now
            aResult = m_pStream->Tell();

            if( aResult < nPos )
            {
                if( m_bSourceRead )
                {
                    aResult += ReadSourceWriteTemporary( nPos - aResult );
                    if( aResult < nPos )
                        m_bSourceRead = FALSE;

                    DBG_ASSERT( aResult == m_pStream->Tell(), "Error in stream arithmetic!\n" );
                }

                if( (m_nMode & STREAM_WRITE) && !m_bSourceRead && aResult < nPos )
                {
                    // it means that all the Source stream was copied already
                    // but the required position still was not reached
                    // for writable streams it should be done
                    m_pStream->SetStreamSize( nPos );
                    aResult = m_pStream->Seek( STREAM_SEEK_TO_END );
                    DBG_ASSERT( aResult == nPos, "Error in stream arithmetic!\n" );
                }
            }
        }
    }

    return aResult;
}

void  UCBStorageStream_Impl::SetSize( ULONG nSize )
{
    if ( !(m_nMode & STREAM_WRITE) )
    {
        SetError( ERRCODE_IO_ACCESSDENIED );
        return;
    }

    if( !Init() )
        return;

    m_bModified = TRUE;

    if( m_bSourceRead )
    {
        ULONG aPos = m_pStream->Tell();
        m_pStream->Seek( STREAM_SEEK_TO_END );
        if( m_pStream->Tell() < nSize )
            ReadSourceWriteTemporary( nSize - m_pStream->Tell() );
        m_pStream->Seek( aPos );
    }

    m_pStream->SetStreamSize( nSize );
    m_bSourceRead = FALSE;
}

void  UCBStorageStream_Impl::FlushData()
{
    if( m_pStream )
    {
        CopySourceToTemporary();
        m_pStream->Flush();
    }

    m_bCommited = TRUE;
}

void UCBStorageStream_Impl::SetError( sal_uInt32 nErr )
{
    if ( !m_nError )
    {
        m_nError = nErr;
        SvStream::SetError( nErr );
        if ( m_pAntiImpl ) m_pAntiImpl->SetError( nErr );
    }
}

void  UCBStorageStream_Impl::ResetError()
{
    m_nError = 0;
    SvStream::ResetError();
    if ( m_pAntiImpl )
        m_pAntiImpl->ResetError();
}

ULONG UCBStorageStream_Impl::GetSize()
{
    if( !Init() )
        return 0;

    ULONG nPos = m_pStream->Tell();
    m_pStream->Seek( STREAM_SEEK_TO_END );
    ReadSourceWriteTemporary();
    ULONG nRet = m_pStream->Tell();
    m_pStream->Seek( nPos );

    return nRet;
}

BaseStorage* UCBStorageStream_Impl::CreateStorage()
{
    // create an OLEStorage on a SvStream ( = this )
    // it gets the root attribute because otherwise it would probably not write before my root is commited
    UCBStorageStream* pNewStorageStream = new UCBStorageStream( this );
    Storage *pStorage = new Storage( *pNewStorageStream, m_bDirect );

    // GetError() call cleares error code for OLE storages, must be changed in future
    long nTmpErr = pStorage->GetError();
    pStorage->SetError( nTmpErr );

    m_bIsOLEStorage = !nTmpErr;
    return static_cast< BaseStorage* > ( pStorage );
}

sal_Int16 UCBStorageStream_Impl::Commit()
{
    // send stream to the original content
    // the  parent storage is responsible for the correct handling of deleted contents
    if ( m_bCommited || m_bIsOLEStorage || m_bDirect )
    {
        // modified streams with OLEStorages on it have autocommit; it is assumed that the OLEStorage
        // was commited as well ( if not opened in direct mode )

        if ( m_bModified )
        {
            try
            {
                CopySourceToTemporary();

                // release all stream handles
                Free();

                // the temporary file does not exist only for truncated streams
                DBG_ASSERT( m_aTempURL.Len() || ( m_nMode & STREAM_TRUNC ), "No temporary file to read from!");
                if ( !m_aTempURL.Len() && !( m_nMode & STREAM_TRUNC ) )
                    throw RuntimeException();

                // create wrapper to stream that is only used while reading inside package component
                Reference < XInputStream > xStream = new FileStreamWrapper_Impl( m_aTempURL );

                Any aAny;
                InsertCommandArgument aArg;
                aArg.Data = xStream;
                aArg.ReplaceExisting = sal_True;
                aAny <<= aArg;
                m_pContent->executeCommand( ::rtl::OUString::createFromAscii("insert"), aAny );

                // wrapper now controls lifetime of temporary file
                m_aTempURL.Erase();

                INetURLObject aObj( m_aURL );
                aObj.SetName( m_aName );
                m_aURL = aObj.GetMainURL( INetURLObject::NO_DECODE );
                m_bModified = FALSE;
                m_bSourceRead = TRUE;
            }
            catch ( CommandAbortedException& )
            {
                // any command wasn't executed successfully - not specified
                SetError( ERRCODE_IO_GENERAL );
                return COMMIT_RESULT_FAILURE;
            }
            catch ( RuntimeException& )
            {
                // any other error - not specified
                SetError( ERRCODE_IO_GENERAL );
                return COMMIT_RESULT_FAILURE;
            }
            catch ( Exception& )
            {
                // any other error - not specified
                SetError( ERRCODE_IO_GENERAL );
                return COMMIT_RESULT_FAILURE;
            }

            m_bCommited = FALSE;
            return COMMIT_RESULT_SUCCESS;
        }
    }

    return COMMIT_RESULT_NOTHING_TO_DO;
}

BOOL UCBStorageStream_Impl::Revert()
{
    // if an OLEStorage is created on this stream, no "revert" is neccessary because OLEStorages do nothing on "Revert" !
    if ( m_bCommited )
    {
        DBG_ERROR("Revert while commit is in progress!" );
        return FALSE;                   //  ???
    }

    Free();
    if ( m_aTempURL.Len() )
    {
        ::utl::UCBContentHelper::Kill( m_aTempURL );
        m_aTempURL.Erase();
    }

    m_bSourceRead = FALSE;
    try
    {
        m_rSource = m_pContent->openStream();
        if( m_rSource.is() )
        {
            if ( m_pAntiImpl && ( m_nMode & STREAM_TRUNC ) )
                // stream is in use and should be truncated
                m_bSourceRead = FALSE;
            else
            {
                m_nMode &= ~STREAM_TRUNC;
                m_bSourceRead = TRUE;
            }
        }
        else
            SetError( SVSTREAM_CANNOT_MAKE );
    }
    catch ( ContentCreationException& )
    {
        SetError( ERRCODE_IO_GENERAL );
    }
    catch ( RuntimeException& )
    {
        SetError( ERRCODE_IO_GENERAL );
    }
    catch ( Exception& )
    {
    }

    m_bModified = FALSE;
    m_aName = m_aOriginalName;
    m_aContentType = m_aOriginalContentType;
    return ( GetError() == ERRCODE_NONE );
}

BOOL UCBStorageStream_Impl::Clear()
{
    BOOL bRet = ( m_pAntiImpl == NULL );
    DBG_ASSERT( bRet, "Removing used stream!" );
    if( bRet )
    {
        Free();
    }

    return bRet;
}

void UCBStorageStream_Impl::Free()
{
#if OSL_DEBUG_LEVEL > 1
    if ( m_pStream )
    {
        if ( m_aTempURL.Len() )
            --nOpenFiles;
        else
            --nOpenStreams;
    }
#endif

    m_nRepresentMode = nonset;
    m_rSource = Reference< XInputStream >();
    DELETEZ( m_pStream );
}

void UCBStorageStream_Impl::PrepareCachedForReopen( StreamMode nMode )
{
    sal_Bool isWritable = (( m_nMode & STREAM_WRITE ) != 0 );
    if ( isWritable )
    {
        // once stream was writable, never reset to readonly
        nMode |= STREAM_WRITE;
    }

    m_nMode = nMode;
    Free();

    if ( nMode & STREAM_TRUNC )
    {
        m_bSourceRead = 0; // usually it should be 0 already but just in case...

        if ( m_aTempURL.Len() )
        {
            ::utl::UCBContentHelper::Kill( m_aTempURL );
            m_aTempURL.Erase();
        }
    }
}

UCBStorageStream::UCBStorageStream( const String& rName, StreamMode nMode, BOOL bDirect, const ByteString* pKey )
{
    // pImp must be initialized in the body, because otherwise the vtable of the stream is not initialized
    // to class UCBStorageStream !
    pImp = new UCBStorageStream_Impl( rName, nMode, this, bDirect, pKey );
    pImp->AddRef();             // use direct refcounting because in header file only a pointer should be used
    StorageBase::m_nMode = pImp->m_nMode;
}

UCBStorageStream::UCBStorageStream( const String& rName, StreamMode nMode, BOOL bDirect, const ByteString* pKey, BOOL bRepair, Reference< XProgressHandler > xProgress )
{
    // pImp must be initialized in the body, because otherwise the vtable of the stream is not initialized
    // to class UCBStorageStream !
    pImp = new UCBStorageStream_Impl( rName, nMode, this, bDirect, pKey, bRepair, xProgress );
    pImp->AddRef();             // use direct refcounting because in header file only a pointer should be used
    StorageBase::m_nMode = pImp->m_nMode;
}

UCBStorageStream::UCBStorageStream( UCBStorageStream_Impl *pImpl )
    : pImp( pImpl )
{
    pImp->AddRef();             // use direct refcounting because in header file only a pointer should be used
    pImp->m_pAntiImpl = this;
    SetError( pImp->m_nError );
    StorageBase::m_nMode = pImp->m_nMode;
}

UCBStorageStream::~UCBStorageStream()
{
    if ( pImp->m_nMode & STREAM_WRITE )
        pImp->Flush();
    pImp->m_pAntiImpl = NULL;
    pImp->Free();
    pImp->ReleaseRef();
}

ULONG UCBStorageStream::Read( void * pData, ULONG nSize )
{
    //return pImp->m_pStream->Read( pData, nSize );
    return pImp->GetData( pData, nSize );
}

ULONG UCBStorageStream::Write( const void* pData, ULONG nSize )
{
/*
    // mba: does occur in writer !
    if ( pImp->m_bCommited )
    {
        DBG_ERROR("Writing while commit is in progress!" );
        return 0;
    }
*/
    // pImp->m_bModified = TRUE;
    //return pImp->m_pStream->Write( pData, nSize );
    return pImp->PutData( pData, nSize );
}

ULONG UCBStorageStream::Seek( ULONG nPos )
{
    //return pImp->m_pStream->Seek( nPos );
    return pImp->Seek( nPos );
}

ULONG UCBStorageStream::Tell()
{
    if( !pImp->Init() )
        return 0;
    return pImp->m_pStream->Tell();
}

void UCBStorageStream::Flush()
{
    // streams are never really transacted, so flush also means commit !
    Commit();
}

BOOL UCBStorageStream::SetSize( ULONG nNewSize )
{
/*
    if ( pImp->m_bCommited )
    {
        DBG_ERROR("Changing stream size while commit is in progress!" );
        return FALSE;
    }
*/
    // pImp->m_bModified = TRUE;
    //return pImp->m_pStream->SetStreamSize( nNewSize );
    pImp->SetSize( nNewSize );
    return !pImp->GetError();
}

BOOL UCBStorageStream::Validate( BOOL bWrite ) const
{
    return ( !bWrite || ( pImp->m_nMode & STREAM_WRITE ) );
}

BOOL UCBStorageStream::ValidateMode( StreamMode m ) const
{
    // ???
    if( m == ( STREAM_READ | STREAM_TRUNC ) )  // from stg.cxx
        return TRUE;
    USHORT nCurMode = 0xFFFF;
    if( ( m & 3 ) == STREAM_READ )
    {
        // only SHARE_DENYWRITE or SHARE_DENYALL allowed
        if( ( ( m & STREAM_SHARE_DENYWRITE )
           && ( nCurMode & STREAM_SHARE_DENYWRITE ) )
         || ( ( m & STREAM_SHARE_DENYALL )
           && ( nCurMode & STREAM_SHARE_DENYALL ) ) )
            return TRUE;
    }
    else
    {
        // only SHARE_DENYALL allowed
        // storages open in r/o mode are OK, since only
        // the commit may fail
        if( ( m & STREAM_SHARE_DENYALL )
         && ( nCurMode & STREAM_SHARE_DENYALL ) )
            return TRUE;
    }

    return TRUE;
}

const SvStream* UCBStorageStream::GetSvStream() const
{
    if( !pImp->Init() )
        return NULL;

    pImp->CopySourceToTemporary();
    return pImp->m_pStream; // should not live longer then pImp!!!
}

SvStream* UCBStorageStream::GetModifySvStream()
{
    return (SvStream*)pImp;
}

Reference< XInputStream > UCBStorageStream::GetXInputStream() const
{
    return pImp->GetXInputStream();
}

BOOL  UCBStorageStream::Equals( const BaseStorageStream& rStream ) const
{
    // ???
    return ((BaseStorageStream*) this ) == &rStream;
}

BOOL UCBStorageStream::Commit()
{
    // mark this stream for sending it on root commit
    pImp->FlushData();
    return TRUE;
}

BOOL UCBStorageStream::Revert()
{
    return pImp->Revert();
}

BOOL UCBStorageStream::CopyTo( BaseStorageStream* pDestStm )
{
    if( !pImp->Init() )
        return FALSE;

    UCBStorageStream* pStg = PTR_CAST( UCBStorageStream, pDestStm );
    if ( pStg )
        pStg->pImp->m_aContentType = pImp->m_aContentType;

    pDestStm->SetSize( 0 );
    Seek( STREAM_SEEK_TO_END );
    INT32 n = Tell();
    if( n < 0 )
        return FALSE;

    if( pDestStm->SetSize( n ) && n )
    {
        BYTE* p = new BYTE[ 4096 ];
        Seek( 0L );
        pDestStm->Seek( 0L );
        while( n )
        {
            UINT32 nn = n;
            if( nn > 4096 )
                nn = 4096;
            if( Read( p, nn ) != nn )
                break;
            if( pDestStm->Write( p, nn ) != nn )
                break;
            n -= nn;
        }

        delete[] p;
    }

    return TRUE;
}

BOOL UCBStorageStream::SetProperty( const String& rName, const ::com::sun::star::uno::Any& rValue )
{
    if ( rName.CompareToAscii("Title") == COMPARE_EQUAL )
        return FALSE;

    if ( rName.CompareToAscii("MediaType") == COMPARE_EQUAL )
    {
        ::rtl::OUString aTmp;
        rValue >>= aTmp;
        pImp->m_aContentType = aTmp;
    }

    try
    {
        if ( pImp->m_pContent )
        {
            pImp->m_pContent->setPropertyValue( rName, rValue );
            return TRUE;
        }
    }
    catch ( Exception& )
    {
    }

    return FALSE;
}

BOOL UCBStorageStream::GetProperty( const String& rName, ::com::sun::star::uno::Any& rValue )
{
    try
    {
        if ( pImp->m_pContent )
        {
            rValue = pImp->m_pContent->getPropertyValue( rName );
            return TRUE;
        }
    }
    catch ( Exception& )
    {
    }

    return FALSE;
}

UCBStorage::UCBStorage( SvStream& rStrm, BOOL bDirect )
{
    String aURL = GetLinkedFile( rStrm );
    if ( aURL.Len() )
    {
        StreamMode nMode = STREAM_READ;
        if( rStrm.IsWritable() )
            nMode = STREAM_READ | STREAM_WRITE;

        ::ucbhelper::Content aContent( aURL, Reference < XCommandEnvironment >() );
        pImp = new UCBStorage_Impl( aContent, aURL, nMode, this, bDirect, TRUE );
    }
    else
    {
        // pImp must be initialized in the body, because otherwise the vtable of the stream is not initialized
        // to class UCBStorage !
        pImp = new UCBStorage_Impl( rStrm, this, bDirect );
    }

    pImp->AddRef();
    pImp->Init();
    StorageBase::m_nMode = pImp->m_nMode;
}

UCBStorage::UCBStorage( const ::ucbhelper::Content& rContent, const String& rName, StreamMode nMode, BOOL bDirect, BOOL bIsRoot )
{
    // pImp must be initialized in the body, because otherwise the vtable of the stream is not initialized
    // to class UCBStorage !
    pImp = new UCBStorage_Impl( rContent, rName, nMode, this, bDirect, bIsRoot );
    pImp->AddRef();
    pImp->Init();
    StorageBase::m_nMode = pImp->m_nMode;
}

UCBStorage::UCBStorage( const String& rName, StreamMode nMode, BOOL bDirect, BOOL bIsRoot, BOOL bIsRepair, Reference< XProgressHandler > xProgressHandler )
{
    // pImp must be initialized in the body, because otherwise the vtable of the stream is not initialized
    // to class UCBStorage !
    pImp = new UCBStorage_Impl( rName, nMode, this, bDirect, bIsRoot, bIsRepair, xProgressHandler );
    pImp->AddRef();
    pImp->Init();
    StorageBase::m_nMode = pImp->m_nMode;
}

UCBStorage::UCBStorage( const String& rName, StreamMode nMode, BOOL bDirect, BOOL bIsRoot )
{
    // pImp must be initialized in the body, because otherwise the vtable of the stream is not initialized
    // to class UCBStorage !
    pImp = new UCBStorage_Impl( rName, nMode, this, bDirect, bIsRoot, sal_False, Reference< XProgressHandler >() );
    pImp->AddRef();
    pImp->Init();
    StorageBase::m_nMode = pImp->m_nMode;
}

UCBStorage::UCBStorage( UCBStorage_Impl *pImpl )
    : pImp( pImpl )
{
    pImp->m_pAntiImpl = this;
    SetError( pImp->m_nError );
    pImp->AddRef();             // use direct refcounting because in header file only a pointer should be used
    StorageBase::m_nMode = pImp->m_nMode;
}

UCBStorage::~UCBStorage()
{
    if ( pImp->m_bIsRoot && pImp->m_bDirect && ( !pImp->m_pTempFile || pImp->m_pSource ) )
        // DirectMode is simulated with an AutoCommit
        Commit();

    pImp->m_pAntiImpl = NULL;
    pImp->ReleaseRef();
}

UCBStorage_Impl::UCBStorage_Impl( const ::ucbhelper::Content& rContent, const String& rName, StreamMode nMode, UCBStorage* pStorage, BOOL bDirect, BOOL bIsRoot, BOOL bIsRepair, Reference< XProgressHandler > xProgressHandler  )
    : m_pAntiImpl( pStorage )
    , m_pContent( new ::ucbhelper::Content( rContent ) )
    , m_pTempFile( NULL )
    , m_pSource( NULL )
    //, m_pStream( NULL )
    , m_nError( 0 )
    , m_nMode( nMode )
    , m_bModified( FALSE )
    , m_bCommited( FALSE )
    , m_bDirect( bDirect )
    , m_bIsRoot( bIsRoot )
    , m_bDirty( FALSE )
    , m_bIsLinked( TRUE )
    , m_bListCreated( FALSE )
    , m_nFormat( 0 )
    , m_aClassId( SvGlobalName() )
    , m_bRepairPackage( bIsRepair )
    , m_xProgressHandler( xProgressHandler )
    , m_pUNOStorageHolderList( NULL )

{
    String aName( rName );
    if( !aName.Len() )
    {
        // no name given = use temporary name!
        DBG_ASSERT( m_bIsRoot, "SubStorage must have a name!" );
        m_pTempFile = new ::utl::TempFile;
        m_pTempFile->EnableKillingFile( TRUE );
        m_aName = m_aOriginalName = aName = m_pTempFile->GetURL();
    }

    m_aURL = rName;
}

UCBStorage_Impl::UCBStorage_Impl( const String& rName, StreamMode nMode, UCBStorage* pStorage, BOOL bDirect, BOOL bIsRoot, BOOL bIsRepair, Reference< XProgressHandler > xProgressHandler )
    : m_pAntiImpl( pStorage )
    , m_pContent( NULL )
    , m_pTempFile( NULL )
    , m_pSource( NULL )
    //, m_pStream( NULL )
    , m_nError( 0 )
    , m_nMode( nMode )
    , m_bModified( FALSE )
    , m_bCommited( FALSE )
    , m_bDirect( bDirect )
    , m_bIsRoot( bIsRoot )
    , m_bDirty( FALSE )
    , m_bIsLinked( FALSE )
    , m_bListCreated( FALSE )
    , m_nFormat( 0 )
    , m_aClassId( SvGlobalName() )
    , m_bRepairPackage( bIsRepair )
    , m_xProgressHandler( xProgressHandler )
    , m_pUNOStorageHolderList( NULL )
{
    String aName( rName );
    if( !aName.Len() )
    {
        // no name given = use temporary name!
        DBG_ASSERT( m_bIsRoot, "SubStorage must have a name!" );
        m_pTempFile = new ::utl::TempFile;
        m_pTempFile->EnableKillingFile( TRUE );
        m_aName = m_aOriginalName = aName = m_pTempFile->GetURL();
    }

    if ( m_bIsRoot )
    {
        // create the special package URL for the package content
        String aTemp = String::CreateFromAscii("vnd.sun.star.pkg://");
        aTemp += String(INetURLObject::encode( aName, INetURLObject::PART_AUTHORITY, '%', INetURLObject::ENCODE_ALL ));
        m_aURL = aTemp;

        if ( m_nMode & STREAM_WRITE )
        {
            // the root storage opens the package, so make sure that there is any
            SvStream* pStream = ::utl::UcbStreamHelper::CreateStream( aName, STREAM_STD_READWRITE, m_pTempFile != 0 /* bFileExists */ );
            delete pStream;
        }
    }
    else
    {
        // substorages are opened like streams: the URL is a "child URL" of the root package URL
        m_aURL = rName;
        if ( m_aURL.CompareToAscii( "vnd.sun.star.pkg://", 19 ) != 0 )
            m_bIsLinked = TRUE;
    }
}

UCBStorage_Impl::UCBStorage_Impl( SvStream& rStream, UCBStorage* pStorage, BOOL bDirect )
    : m_pAntiImpl( pStorage )
    , m_pContent( NULL )
    , m_pTempFile( new ::utl::TempFile )
    , m_pSource( &rStream )
    , m_nError( 0 )
    , m_bModified( FALSE )
    , m_bCommited( FALSE )
    , m_bDirect( bDirect )
    , m_bIsRoot( TRUE )
    , m_bDirty( FALSE )
    , m_bIsLinked( FALSE )
    , m_bListCreated( FALSE )
    , m_nFormat( 0 )
    , m_aClassId( SvGlobalName() )
    , m_bRepairPackage( FALSE )
    , m_pUNOStorageHolderList( NULL )
{
    // opening in direct mode is too fuzzy because the data is transferred to the stream in the Commit() call,
    // which will be called in the storages' dtor
    m_pTempFile->EnableKillingFile( TRUE );
    DBG_ASSERT( !bDirect, "Storage on a stream must not be opened in direct mode!" );

    // UCBStorages work on a content, so a temporary file for a content must be created, even if the stream is only
    // accessed readonly
    // the root storage opens the package; create the special package URL for the package content
    String aTemp = String::CreateFromAscii("vnd.sun.star.pkg://");
    aTemp += String(INetURLObject::encode( m_pTempFile->GetURL(), INetURLObject::PART_AUTHORITY, '%', INetURLObject::ENCODE_ALL ));
    m_aURL = aTemp;

    // copy data into the temporary file
    SvStream* pStream = ::utl::UcbStreamHelper::CreateStream( m_pTempFile->GetURL(), STREAM_STD_READWRITE, sal_True /* bFileExists */ );
    if ( pStream )
    {
        rStream.Seek(0);
        rStream >> *pStream;
        pStream->Flush();
        DELETEZ( pStream );
    }

    // close stream and let content access the file
    m_pSource->Seek(0);

    // check opening mode
    m_nMode = STREAM_READ;
    if( rStream.IsWritable() )
        m_nMode = STREAM_READ | STREAM_WRITE;
}

void UCBStorage_Impl::Init()
{
    // name is last segment in URL
    INetURLObject aObj( m_aURL );
    if ( !m_aName.Len() )
        // if the name was not already set to a temp name
        m_aName = m_aOriginalName = aObj.GetLastName();

    // don't create the content for disk spanned files, avoid too early access to directory and/or manifest
    if ( !m_pContent && !( m_nMode & STORAGE_DISKSPANNED_MODE ) )
        CreateContent();

    if ( m_nMode & STORAGE_DISKSPANNED_MODE )
    {
        // Hack! Avoid access to the manifest file until mediatype is not available in the first segment of a
        // disk spanned file
        m_aContentType = m_aOriginalContentType = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("application/vnd.sun.xml.impress") );
    }
    else if ( m_pContent )
    {
        if ( m_bIsLinked )
        {
            if( m_bIsRoot )
            {
                ReadContent();
                if ( m_nError == ERRCODE_NONE )
                {
                    // read the manifest.xml file
                    aObj.Append( String( RTL_CONSTASCII_USTRINGPARAM("META-INF") ) );
                    aObj.Append( String( RTL_CONSTASCII_USTRINGPARAM("manifest.xml") ) );

                    // create input stream
                    SvStream* pStream = ::utl::UcbStreamHelper::CreateStream( aObj.GetMainURL( INetURLObject::NO_DECODE ), STREAM_STD_READ );
                    // no stream means no manifest.xml
                    if ( pStream )
                    {
                        if ( !pStream->GetError() )
                        {
                            ::utl::OInputStreamWrapper* pHelper = new ::utl::OInputStreamWrapper( *pStream );
                            com::sun::star::uno::Reference < ::com::sun::star::io::XInputStream > xInputStream( pHelper );

                            // create a manifest reader object that will read in the manifest from the stream
                            Reference < ::com::sun::star::packages::manifest::XManifestReader > xReader =
                                Reference< ::com::sun::star::packages::manifest::XManifestReader >
                                    ( ::comphelper::getProcessServiceFactory()->createInstance(
                                        ::rtl::OUString::createFromAscii( "com.sun.star.packages.manifest.ManifestReader" )), UNO_QUERY) ;
                            Sequence < Sequence < PropertyValue > > aProps = xReader->readManifestSequence( xInputStream );

                            // cleanup
                            xReader = NULL;
                            xInputStream = NULL;
                            SetProps( aProps, String() );
                        }

                        delete pStream;
                    }
                }
            }
            else
                ReadContent();
        }
        else
        {
            // get the manifest information from the package
            try {
                Any aAny = m_pContent->getPropertyValue( ::rtl::OUString::createFromAscii( "MediaType" ) );
                rtl::OUString aTmp;
                if ( ( aAny >>= aTmp ) && aTmp.getLength() )
                    m_aContentType = m_aOriginalContentType = aTmp;
            }
            catch( Exception& )
            {
                DBG_ASSERT( sal_False,
                            "getPropertyValue has thrown an exception! Please let developers know the scenario!" );
            }
        }
    }

    if ( m_aContentType.Len() )
    {
        // get the clipboard format using the content type
        ::com::sun::star::datatransfer::DataFlavor aDataFlavor;
        aDataFlavor.MimeType = m_aContentType;
        m_nFormat = SotExchange::GetFormat( aDataFlavor );

        // get the ClassId using the clipboard format ( internal table )
        m_aClassId = GetClassId_Impl( m_nFormat );

        // get human presentable name using the clipboard format
        SotExchange::GetFormatDataFlavor( m_nFormat, aDataFlavor );
        m_aUserTypeName = aDataFlavor.HumanPresentableName;

        if( m_pContent && !m_bIsLinked && m_aClassId != SvGlobalName() )
            ReadContent();
    }
}

void UCBStorage_Impl::CreateContent()
{
    try
    {
        // create content; where to put StreamMode ?! ( already done when opening the file of the package ? )
        Reference< ::com::sun::star::ucb::XCommandEnvironment > xComEnv;

        ::rtl::OUString aTemp( m_aURL );

        if ( m_bRepairPackage )
        {
            xComEnv = new ::ucbhelper::CommandEnvironment( Reference< ::com::sun::star::task::XInteractionHandler >(),
                                                     m_xProgressHandler );
            aTemp += rtl::OUString::createFromAscii("?repairpackage");
        }

        m_pContent = new ::ucbhelper::Content( aTemp, xComEnv );
    }
    catch ( ContentCreationException& )
    {
        // content could not be created
        SetError( SVSTREAM_CANNOT_MAKE );
    }
    catch ( RuntimeException& )
    {
        // any other error - not specified
        SetError( SVSTREAM_CANNOT_MAKE );
    }
}

void UCBStorage_Impl::ReadContent()
{
   if ( m_bListCreated )
        return;

    m_bListCreated = TRUE;

    // create cursor for access to children
    Sequence< ::rtl::OUString > aProps(4);
    ::rtl::OUString* pProps = aProps.getArray();
    pProps[0] = ::rtl::OUString::createFromAscii( "Title" );
    pProps[1] = ::rtl::OUString::createFromAscii( "IsFolder" );
    pProps[2] = ::rtl::OUString::createFromAscii( "MediaType" );
    pProps[3] = ::rtl::OUString::createFromAscii( "Size" );
    ::ucbhelper::ResultSetInclude eInclude = ::ucbhelper::INCLUDE_FOLDERS_AND_DOCUMENTS;

    try
    {
        GetContent();
        if ( !m_pContent )
            return;

        Reference< XResultSet > xResultSet = m_pContent->createCursor( aProps, eInclude );
        Reference< XContentAccess > xContentAccess( xResultSet, UNO_QUERY );
        Reference< XRow > xRow( xResultSet, UNO_QUERY );
        if ( xResultSet.is() )
        {
            while ( xResultSet->next() )
            {
                // insert all into the children list
                ::rtl::OUString aTitle( xRow->getString(1) );
                ::rtl::OUString aContentType;
                if ( m_bIsLinked )
                {
                    // unpacked storages have to deal with the meta-inf folder by themselves
                    if( aTitle.equalsAscii("META-INF") )
                        continue;
                }
                else
                {
                    aContentType = xRow->getString(3);
                }

                BOOL bIsFolder( xRow->getBoolean(2) );
                sal_Int64 nSize = xRow->getLong(4);
                UCBStorageElement_Impl* pElement = new UCBStorageElement_Impl( aTitle, bIsFolder, (ULONG) nSize );
                m_aChildrenList.Insert( pElement, LIST_APPEND );

                sal_Bool bIsOfficeDocument = m_bIsLinked || ( m_aClassId != SvGlobalName() );
                if ( bIsFolder )
                {
                    if ( m_bIsLinked )
                        OpenStorage( pElement, m_nMode, m_bDirect );
                    if ( pElement->m_xStorage.Is() )
                        pElement->m_xStorage->Init();
                }
                else if ( bIsOfficeDocument )
                {
                    // streams can be external OLE objects, so they are now folders, but storages!
                    String aName( m_aURL );
                    aName += '/';
                    aName += String( xRow->getString(1) );

                    Reference< ::com::sun::star::ucb::XCommandEnvironment > xComEnv;
                    if ( m_bRepairPackage )
                    {
                        xComEnv = new ::ucbhelper::CommandEnvironment( Reference< ::com::sun::star::task::XInteractionHandler >(),
                                                                m_xProgressHandler );
                            aName += String( RTL_CONSTASCII_USTRINGPARAM( "?repairpackage" ) );
                    }

                    ::ucbhelper::Content aContent( aName, xComEnv );

                    ::rtl::OUString aMediaType;
                    Any aAny = aContent.getPropertyValue( ::rtl::OUString::createFromAscii( "MediaType" ) );
                    if ( ( aAny >>= aMediaType ) && ( aMediaType.compareToAscii("application/vnd.sun.star.oleobject") == 0 ) )
                        pElement->m_bIsStorage = TRUE;
                    else if ( !aMediaType.getLength() )
                    {
                        // older files didn't have that special content type, so they must be detected
                        OpenStream( pElement, STREAM_STD_READ, m_bDirect );
                        if ( Storage::IsStorageFile( pElement->m_xStream ) )
                            pElement->m_bIsStorage = TRUE;
                        else
                            pElement->m_xStream->Free();
                    }
                }
            }
        }
    }
    catch ( InteractiveIOException& r )
    {
        if ( r.Code != IOErrorCode_NOT_EXISTING )
            SetError( ERRCODE_IO_GENERAL );
    }
    catch ( CommandAbortedException& )
    {
        // any command wasn't executed successfully - not specified
        if ( !( m_nMode & STREAM_WRITE ) )
            // if the folder was just inserted and not already commited, this is not an error!
            SetError( ERRCODE_IO_GENERAL );
    }
    catch ( RuntimeException& )
    {
        // any other error - not specified
        SetError( ERRCODE_IO_GENERAL );
    }
    catch ( ResultSetException& )
    {
        // means that the package file is broken
        SetError( ERRCODE_IO_BROKENPACKAGE );
    }
    catch ( SQLException& )
    {
        // means that the file can be broken
        SetError( ERRCODE_IO_WRONGFORMAT );
    }
    catch ( Exception& )
    {
        // any other error - not specified
        SetError( ERRCODE_IO_GENERAL );
    }
}

void UCBStorage_Impl::SetError( long nError )
{
    if ( !m_nError )
    {
        m_nError = nError;
        if ( m_pAntiImpl ) m_pAntiImpl->SetError( nError );
    }
}

sal_Int32 UCBStorage_Impl::GetObjectCount()
{
    sal_Int32 nCount = m_aChildrenList.Count();
    UCBStorageElement_Impl* pElement = m_aChildrenList.First();
    while ( pElement )
    {
        DBG_ASSERT( !pElement->m_bIsFolder || pElement->m_xStorage.Is(), "Storage should be open!" );
        if ( pElement->m_bIsFolder && pElement->m_xStorage.Is() )
            nCount += pElement->m_xStorage->GetObjectCount();
        pElement = m_aChildrenList.Next();
    }

    return nCount;
}

::rtl::OUString Find_Impl( const Sequence < Sequence < PropertyValue > >& rSequence, const ::rtl::OUString& rPath )
{
    BOOL bFound = FALSE;
    for ( sal_Int32 nSeqs=0; nSeqs<rSequence.getLength(); nSeqs++ )
    {
        const Sequence < PropertyValue >& rMyProps = rSequence[nSeqs];
        ::rtl::OUString aType;

        for ( sal_Int32 nProps=0; nProps<rMyProps.getLength(); nProps++ )
        {
            const PropertyValue& rAny = rMyProps[nProps];
            if ( rAny.Name.equalsAscii("FullPath") )
            {
                rtl::OUString aTmp;
                if ( ( rAny.Value >>= aTmp ) && aTmp == rPath )
                    bFound = TRUE;
                if ( aType.getLength() )
                    break;
            }
            else if ( rAny.Name.equalsAscii("MediaType") )
            {
                if ( ( rAny.Value >>= aType ) && aType.getLength() && bFound )
                    break;
            }
        }

        if ( bFound )
            return aType;
    }

    return ::rtl::OUString();
}

void UCBStorage_Impl::SetProps( const Sequence < Sequence < PropertyValue > >& rSequence, const String& rPath )
{
    String aPath( rPath );
    if ( !m_bIsRoot )
        aPath += m_aName;
    aPath += '/';

    m_aContentType = m_aOriginalContentType = Find_Impl( rSequence, aPath );

    if ( m_bIsRoot )
        // the "FullPath" of a child always starts without '/'
        aPath.Erase();

    UCBStorageElement_Impl* pElement = m_aChildrenList.First();
    while ( pElement )
    {
        DBG_ASSERT( !pElement->m_bIsFolder || pElement->m_xStorage.Is(), "Storage should be open!" );
        if ( pElement->m_bIsFolder && pElement->m_xStorage.Is() )
            pElement->m_xStorage->SetProps( rSequence, aPath );
        else
        {
            String aElementPath( aPath );
            aElementPath += pElement->m_aName;
            pElement->SetContentType( Find_Impl( rSequence, aElementPath ) );
        }

        pElement = m_aChildrenList.Next();
    }

    if ( m_aContentType.Len() )
    {
        // get the clipboard format using the content type
        ::com::sun::star::datatransfer::DataFlavor aDataFlavor;
        aDataFlavor.MimeType = m_aContentType;
        m_nFormat = SotExchange::GetFormat( aDataFlavor );

        // get the ClassId using the clipboard format ( internal table )
        m_aClassId = GetClassId_Impl( m_nFormat );

        // get human presentable name using the clipboard format
        SotExchange::GetFormatDataFlavor( m_nFormat, aDataFlavor );
        m_aUserTypeName = aDataFlavor.HumanPresentableName;
    }
}

void UCBStorage_Impl::GetProps( sal_Int32& nProps, Sequence < Sequence < PropertyValue > >& rSequence, const String& rPath )
{
    // first my own properties
    Sequence < PropertyValue > aProps(2);

    // first property is the "FullPath" name
    // it's '/' for the root storage and m_aName for each element, followed by a '/' if it's a folder
    String aPath( rPath );
    if ( !m_bIsRoot )
        aPath += m_aName;
    aPath += '/';
    aProps[0].Name = ::rtl::OUString::createFromAscii("MediaType");
    aProps[0].Value <<= (::rtl::OUString ) m_aContentType;
    aProps[1].Name = ::rtl::OUString::createFromAscii("FullPath");
    aProps[1].Value <<= (::rtl::OUString ) aPath;
    rSequence[ nProps++ ] = aProps;

    if ( m_bIsRoot )
        // the "FullPath" of a child always starts without '/'
        aPath.Erase();

    // now the properties of my elements
    UCBStorageElement_Impl* pElement = m_aChildrenList.First();
    while ( pElement )
    {
        DBG_ASSERT( !pElement->m_bIsFolder || pElement->m_xStorage.Is(), "Storage should be open!" );
        if ( pElement->m_bIsFolder && pElement->m_xStorage.Is() )
            // storages add there properties by themselves ( see above )
            pElement->m_xStorage->GetProps( nProps, rSequence, aPath );
        else
        {
            // properties of streams
            String aElementPath( aPath );
            aElementPath += pElement->m_aName;
            aProps[0].Name = ::rtl::OUString::createFromAscii("MediaType");
            aProps[0].Value <<= (::rtl::OUString ) pElement->GetContentType();
            aProps[1].Name = ::rtl::OUString::createFromAscii("FullPath");
            aProps[1].Value <<= (::rtl::OUString ) aElementPath;
            rSequence[ nProps++ ] = aProps;
        }

        pElement = m_aChildrenList.Next();
    }
}

UCBStorage_Impl::~UCBStorage_Impl()
{
    if ( m_pUNOStorageHolderList )
    {
        for ( UNOStorageHolderList::iterator aIter = m_pUNOStorageHolderList->begin();
              aIter != m_pUNOStorageHolderList->end(); aIter++ )
            if ( *aIter )
            {
                (*aIter)->InternalDispose();
                (*aIter)->release();
                (*aIter) = NULL;
            }

        m_pUNOStorageHolderList->clear();
        DELETEZ( m_pUNOStorageHolderList );
    }

    // first delete elements!
    UCBStorageElement_Impl* pElement = m_aChildrenList.First();
    while ( pElement )
    {
        delete pElement;
        pElement = m_aChildrenList.Next();
    }

    m_aChildrenList.Clear();
    delete m_pContent;
    delete m_pTempFile;
}

BOOL UCBStorage_Impl::Insert( ::ucbhelper::Content *pContent )
{
    // a new substorage is inserted into a UCBStorage ( given by the parameter pContent )
    // it must be inserted with a title and a type
    BOOL bRet = FALSE;

    try
    {
        Sequence< ContentInfo > aInfo = pContent->queryCreatableContentsInfo();
        sal_Int32 nCount = aInfo.getLength();
        if ( nCount == 0 )
            return sal_False;

        for ( sal_Int32 i = 0; i < nCount; ++i )
        {
            // Simply look for the first KIND_FOLDER...
            const ContentInfo & rCurr = aInfo[i];
            if ( rCurr.Attributes & ContentInfoAttribute::KIND_FOLDER )
            {
                // Make sure the only required bootstrap property is "Title",
                const Sequence< Property > & rProps = rCurr.Properties;
                if ( rProps.getLength() != 1 )
                    continue;

                if ( !rProps[ 0 ].Name.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "Title" ) ) )
                    continue;

                Sequence < ::rtl::OUString > aNames(1);
                ::rtl::OUString* pNames = aNames.getArray();
                pNames[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Title" ) );
                Sequence < Any > aValues(1);
                Any* pValues = aValues.getArray();
                pValues[0] = makeAny( ::rtl::OUString( m_aName ) );

                Content aNewFolder;
                if ( !pContent->insertNewContent( rCurr.Type, aNames, aValues, aNewFolder ) )
                    continue;

                // remove old content, create an "empty" new one and initialize it with the new inserted
                DELETEZ( m_pContent );
                m_pContent = new ::ucbhelper::Content( aNewFolder );
                bRet = TRUE;
            }
        }
    }
    catch ( CommandAbortedException& )
    {
        // any command wasn't executed successfully - not specified
        SetError( ERRCODE_IO_GENERAL );
    }
    catch ( RuntimeException& )
    {
        // any other error - not specified
        SetError( ERRCODE_IO_GENERAL );
    }
    catch ( Exception& )
    {
        // any other error - not specified
        SetError( ERRCODE_IO_GENERAL );
    }

    return bRet;
}

sal_Int16 UCBStorage_Impl::Commit()
{
    // send all changes to the package
    UCBStorageElement_Impl* pElement = m_aChildrenList.First();
    sal_Int16 nRet = COMMIT_RESULT_NOTHING_TO_DO;

    // there is nothing to do if the storage has been opened readonly or if it was opened in transacted mode and no
    // commit command has been sent
    if ( ( m_nMode & STREAM_WRITE ) && ( m_bCommited || m_bDirect ) )
    {
        try
        {
            // all errors will be caught in the "catch" statement outside the loop
            while ( pElement && nRet )
            {
                ::ucbhelper::Content* pContent = pElement->GetContent();
                BOOL bDeleteContent = FALSE;
                if ( !pContent && pElement->IsModified() )
                {
                    // if the element has never been opened, no content has been created until now
                    bDeleteContent = TRUE;  // remember to delete it later
                    String aName( m_aURL );
                    aName += '/';
                    aName += pElement->m_aOriginalName;
                    pContent = new ::ucbhelper::Content( aName, Reference< ::com::sun::star::ucb::XCommandEnvironment > () );
                }

                if ( pElement->m_bIsRemoved )
                {
                    // was it inserted, then removed (so there would be nothing to do!)
                    if ( !pElement->m_bIsInserted )
                    {
                        // first remove all open stream handles
                        if( !pElement->m_xStream.Is() || pElement->m_xStream->Clear() )
                        {
                            pContent->executeCommand( ::rtl::OUString::createFromAscii("delete"), makeAny( sal_Bool( sal_True ) ) );
                            nRet = COMMIT_RESULT_SUCCESS;
                        }
                        else
                            // couldn't release stream because there are external references to it
                            nRet = COMMIT_RESULT_FAILURE;
                    }
                }
                else
                {
                    sal_Int16 nLocalRet = COMMIT_RESULT_NOTHING_TO_DO;
                    if ( pElement->m_xStorage.Is() )
                    {
                        // element is a storage
                        // do a commit in the following cases:
                        //  - if storage is already inserted, and changed
                        //  - storage is not in a package
                        //  - it's a new storage, try to insert and commit if successful inserted
                        if ( !pElement->m_bIsInserted || m_bIsLinked || pElement->m_xStorage->Insert( m_pContent ) )
                        {
                            nLocalRet = pElement->m_xStorage->Commit();
                            pContent = pElement->GetContent();
                        }
                    }
                    else if ( pElement->m_xStream.Is() )
                    {
                        // element is a stream
                        nLocalRet = pElement->m_xStream->Commit();
                        if ( pElement->m_xStream->m_bIsOLEStorage )
                        {
                            // OLE storage should be stored encrytped, if the storage uses encryption
                            pElement->m_xStream->m_aContentType = String::CreateFromAscii("application/vnd.sun.star.oleobject");
                            Any aValue;
                            aValue <<= (BOOL) TRUE;
                            pElement->m_xStream->m_pContent->setPropertyValue(String::CreateFromAscii("Encrypted"), aValue );
                        }

                        pContent = pElement->GetContent();
                    }

                    if ( pElement->m_aName != pElement->m_aOriginalName )
                    {
                        // name ( title ) of the element was changed
                        nLocalRet = COMMIT_RESULT_SUCCESS;
                        Any aAny;
                        aAny <<= (rtl::OUString) pElement->m_aName;
                        pContent->setPropertyValue( ::rtl::OUString::createFromAscii("Title"), aAny );
                    }

                    if ( pElement->IsLoaded() && pElement->GetContentType() != pElement->GetOriginalContentType() )
                    {
                        // mediatype of the element was changed
                        nLocalRet = COMMIT_RESULT_SUCCESS;
                        Any aAny;
                        aAny <<= (rtl::OUString) pElement->GetContentType();
                        pContent->setPropertyValue( ::rtl::OUString::createFromAscii("MediaType"), aAny );
                    }

                    if ( nLocalRet != COMMIT_RESULT_NOTHING_TO_DO )
                        nRet = nLocalRet;
                }

                if ( bDeleteContent )
                    // content was created inside the loop
                    delete pContent;

                if ( nRet == COMMIT_RESULT_FAILURE )
                    break;

                pElement = m_aChildrenList.Next();
            }
        }
        catch ( ContentCreationException& )
        {
            // content could not be created
            SetError( ERRCODE_IO_NOTEXISTS );
            return COMMIT_RESULT_FAILURE;
        }
        catch ( CommandAbortedException& )
        {
            // any command wasn't executed successfully - not specified
            SetError( ERRCODE_IO_GENERAL );
            return COMMIT_RESULT_FAILURE;
        }
        catch ( RuntimeException& )
        {
            // any other error - not specified
            SetError( ERRCODE_IO_GENERAL );
            return COMMIT_RESULT_FAILURE;
        }
        catch ( Exception& )
        {
            // any other error - not specified
            SetError( ERRCODE_IO_GENERAL );
            return COMMIT_RESULT_FAILURE;
        }

        if ( m_bIsRoot && m_pContent )
        {
            // the root storage must flush the root package content
            if ( nRet == COMMIT_RESULT_SUCCESS )
            {
                try
                {
                    // commit the media type to the JAR file
                    // clipboard format and ClassId will be retrieved from the media type when the file is loaded again
                    Any aType;
                    aType <<= (rtl::OUString) m_aContentType;
                    m_pContent->setPropertyValue( ::rtl::OUString::createFromAscii( "MediaType" ), aType );

                    if (  m_bIsLinked )
                    {
                        // write a manifest file
                        // first create a subfolder "META-inf"
                        Content aNewSubFolder;
                        BOOL bRet = ::utl::UCBContentHelper::MakeFolder( *m_pContent, String::CreateFromAscii("META-INF"), aNewSubFolder );
                        if ( bRet )
                        {
                            // create a stream to write the manifest file - use a temp file
                            String aURL( aNewSubFolder.getURL() );
                            ::utl::TempFile* pTempFile = new ::utl::TempFile( &aURL );

                            // get the stream from the temp file and create an output stream wrapper
                            SvStream* pStream = pTempFile->GetStream( STREAM_STD_READWRITE );
                            ::utl::OOutputStreamWrapper* pHelper = new ::utl::OOutputStreamWrapper( *pStream );
                            com::sun::star::uno::Reference < ::com::sun::star::io::XOutputStream > xOutputStream( pHelper );

                            // create a manifest writer object that will fill the stream
                            Reference < ::com::sun::star::packages::manifest::XManifestWriter > xWriter =
                                Reference< ::com::sun::star::packages::manifest::XManifestWriter >
                                    ( ::comphelper::getProcessServiceFactory()->createInstance(
                                        ::rtl::OUString::createFromAscii( "com.sun.star.packages.manifest.ManifestWriter" )), UNO_QUERY) ;
                            sal_Int32 nCount = GetObjectCount() + 1;
                            Sequence < Sequence < PropertyValue > > aProps( nCount );
                            sal_Int32 nProps = 0;
                            GetProps( nProps, aProps, String() );
                            xWriter->writeManifestSequence( xOutputStream, aProps );

                            // move the stream to its desired location
                            Content aSource( pTempFile->GetURL(), Reference < XCommandEnvironment >() );
                            xWriter = NULL;
                            xOutputStream = NULL;
                            DELETEZ( pTempFile );
                            aNewSubFolder.transferContent( aSource, InsertOperation_MOVE, ::rtl::OUString::createFromAscii("manifest.xml"), NameClash::OVERWRITE );
                        }
                    }
                    else
                    {
#if OSL_DEBUG_LEVEL > 1
                        fprintf ( stderr, "Files: %i\n", nOpenFiles );
                        fprintf ( stderr, "Streams: %i\n", nOpenStreams );
#endif
                        // force writing
                        Any aAny;
                        m_pContent->executeCommand( ::rtl::OUString::createFromAscii("flush"), aAny );
                        if ( m_pSource != 0 )
                        {
                            SvStream* pStream = ::utl::UcbStreamHelper::CreateStream( m_pTempFile->GetURL(), STREAM_STD_READ );
                            m_pSource->SetStreamSize(0);
                            // m_pSource->Seek(0);
                            *pStream >> *m_pSource;
                            DELETEZ( pStream );
                            m_pSource->Seek(0);
                        }
                    }
                }
                catch ( CommandAbortedException& )
                {
                    // how to tell the content : forget all changes ?!
                    // or should we assume that the content does it by itself because he throwed an exception ?!
                    // any command wasn't executed successfully - not specified
                    SetError( ERRCODE_IO_GENERAL );
                    return COMMIT_RESULT_FAILURE;
                }
                catch ( RuntimeException& )
                {
                    // how to tell the content : forget all changes ?!
                    // or should we assume that the content does it by itself because he throwed an exception ?!
                    // any other error - not specified
                    SetError( ERRCODE_IO_GENERAL );
                    return COMMIT_RESULT_FAILURE;
                }
                catch ( InteractiveIOException& r )
                {
                    if ( r.Code == IOErrorCode_ACCESS_DENIED || r.Code == IOErrorCode_LOCKING_VIOLATION )
                        SetError( ERRCODE_IO_ACCESSDENIED );
                    else if ( r.Code == IOErrorCode_NOT_EXISTING )
                        SetError( ERRCODE_IO_NOTEXISTS );
                    else if ( r.Code == IOErrorCode_CANT_READ )
                        SetError( ERRCODE_IO_CANTREAD );
                    else if ( r.Code == IOErrorCode_CANT_WRITE )
                        SetError( ERRCODE_IO_CANTWRITE );
                    else
                        SetError( ERRCODE_IO_GENERAL );

                    return COMMIT_RESULT_FAILURE;
                }
                catch ( Exception& )
                {
                    // how to tell the content : forget all changes ?!
                    // or should we assume that the content does it by itself because he throwed an exception ?!
                    // any other error - not specified
                    SetError( ERRCODE_IO_GENERAL );
                    return COMMIT_RESULT_FAILURE;
                }
            }
            else if ( nRet != COMMIT_RESULT_NOTHING_TO_DO )
            {
                // how to tell the content : forget all changes ?! Should we ?!
                SetError( ERRCODE_IO_GENERAL );
                return nRet;
            }

            // after successfull root commit all elements names and types are adjusted and all removed elements
            // are also removed from the lists
            UCBStorageElement_Impl* pInnerElement = m_aChildrenList.First();
            BOOL bRet = TRUE;
            while ( pInnerElement && bRet )
            {
                UCBStorageElement_Impl* pNext = m_aChildrenList.Next();
                if ( pInnerElement->m_bIsRemoved )
                {
                    // is this correct use of our list class ?!
                    m_aChildrenList.Remove( pInnerElement );
                }
                else
                {
                    pInnerElement->m_aOriginalName = pInnerElement->m_aName;
                    pInnerElement->m_bIsInserted = FALSE;
                }

                pInnerElement = pNext;
            }
        }

        m_bCommited = FALSE;
    }

    return nRet;
}

BOOL UCBStorage_Impl::Revert()
{
    UCBStorageElement_Impl* pElement = m_aChildrenList.First();
    BOOL bRet = TRUE;
    while ( pElement && bRet )
    {
        pElement->m_bIsRemoved = FALSE;
        if ( pElement->m_bIsInserted )
        {
            m_aChildrenList.Remove( pElement );  // correct usage of list ???
        }
        else
        {
            if ( pElement->m_xStream.Is() )
            {
                pElement->m_xStream->m_bCommited = sal_False;
                pElement->m_xStream->Revert();
            }
            else if ( pElement->m_xStorage.Is() )
            {
                pElement->m_xStorage->m_bCommited = sal_False;
                pElement->m_xStorage->Revert();
            }

            pElement->m_aName = pElement->m_aOriginalName;
            pElement->m_bIsRemoved = FALSE;
        }

        pElement = m_aChildrenList.Next();
    }

    return bRet;
}

const String& UCBStorage::GetName() const
{
    return pImp->m_aName; // pImp->m_aURL ?!
}

BOOL UCBStorage::IsRoot() const
{
    return pImp->m_bIsRoot;
}

void UCBStorage::SetDirty()
{
    pImp->m_bDirty = TRUE;
}

void UCBStorage::SetClass( const SvGlobalName & rClass, ULONG nOriginalClipFormat, const String & rUserTypeName )
{
    pImp->m_aClassId = rClass;
    pImp->m_nFormat = nOriginalClipFormat;
    pImp->m_aUserTypeName = rUserTypeName;

    // in UCB storages only the content type will be stored, all other information can be reconstructed
    // ( see the UCBStorage_Impl::Init() method )
    ::com::sun::star::datatransfer::DataFlavor aDataFlavor;
    SotExchange::GetFormatDataFlavor( pImp->m_nFormat, aDataFlavor );
    pImp->m_aContentType = aDataFlavor.MimeType;
}

void UCBStorage::SetClassId( const ClsId& rClsId )
{
    pImp->m_aClassId = SvGlobalName( (const CLSID&) rClsId );
    if ( pImp->m_aClassId == SvGlobalName() )
        return;

    // in OLE storages the clipboard format an the user name will be transferred when a storage is copied because both are
    // stored in one the substreams
    // UCB storages store the content type information as content type in the manifest file and so this information must be
    // kept up to date, and also the other type information that is hold only at runtime because it can be reconstructed from
    // the content type
    pImp->m_nFormat = GetFormatId_Impl( pImp->m_aClassId );
    if ( pImp->m_nFormat )
    {
        ::com::sun::star::datatransfer::DataFlavor aDataFlavor;
        SotExchange::GetFormatDataFlavor( pImp->m_nFormat, aDataFlavor );
        pImp->m_aUserTypeName = aDataFlavor.HumanPresentableName;
        pImp->m_aContentType = aDataFlavor.MimeType;
    }
}

const ClsId& UCBStorage::GetClassId() const
{
    return ( const ClsId& ) pImp->m_aClassId.GetCLSID();
}

void UCBStorage::SetConvertClass( const SvGlobalName & /*rConvertClass*/, ULONG /*nOriginalClipFormat*/, const String & /*rUserTypeName*/ )
{
    // ???
}

BOOL UCBStorage::ShouldConvert()
{
    // ???
    return FALSE;
}

SvGlobalName UCBStorage::GetClassName()
{
    return  pImp->m_aClassId;
}

ULONG UCBStorage::GetFormat()
{
    return pImp->m_nFormat;
}

String UCBStorage::GetUserName()
{
    DBG_ERROR("UserName is not implemented in UCB storages!" );
    return pImp->m_aUserTypeName;
}

void UCBStorage::FillInfoList( SvStorageInfoList* pList ) const
{
    // put information in childrenlist into StorageInfoList
    UCBStorageElement_Impl* pElement = pImp->GetChildrenList().First();
    while ( pElement )
    {
        if ( !pElement->m_bIsRemoved )
        {
            // problem: what about the size of a substorage ?!
            ULONG nSize = pElement->m_nSize;
            if ( pElement->m_xStream.Is() )
                nSize = pElement->m_xStream->GetSize();
            SvStorageInfo aInfo( pElement->m_aName, nSize, pElement->m_bIsStorage );
            pList->Append( aInfo );
        }

        pElement = pImp->m_aChildrenList.Next();
    }
}

BOOL UCBStorage::CopyStorageElement_Impl( UCBStorageElement_Impl& rElement, BaseStorage* pDest, const String& rNew ) const
{
    // insert stream or storage into the list or stream of the destination storage
    // not into the content, this will be done on commit !
    // be aware of name changes !
    if ( !rElement.m_bIsStorage )
    {
        // copy the streams data
        // the destination stream must not be open
        BaseStorageStream* pOtherStream = pDest->OpenStream( rNew, STREAM_WRITE | STREAM_SHARE_DENYALL, pImp->m_bDirect );
        BaseStorageStream* pStream = NULL;
        BOOL bDeleteStream = FALSE;

        // if stream is already open, it is allowed to copy it, so be aware of this
        if ( rElement.m_xStream.Is() )
            pStream = rElement.m_xStream->m_pAntiImpl;
        if ( !pStream )
        {
            pStream = ( const_cast < UCBStorage* > (this) )->OpenStream( rElement.m_aName, STREAM_STD_READ, pImp->m_bDirect );
            bDeleteStream = TRUE;
        }

        pStream->CopyTo( pOtherStream );
        SetError( pStream->GetError() );
        if( pOtherStream->GetError() )
            pDest->SetError( pOtherStream->GetError() );
        else
            pOtherStream->Commit();

        if ( bDeleteStream )
            delete pStream;
        delete pOtherStream;
    }
    else
    {
        // copy the storage content
        // the destination storage must not be open
        BaseStorage* pStorage = NULL;

        // if stream is already open, it is allowed to copy it, so be aware of this
        BOOL bDeleteStorage = FALSE;
        if ( rElement.m_xStorage.Is() )
            pStorage = rElement.m_xStorage->m_pAntiImpl;
        if ( !pStorage )
        {
            pStorage = ( const_cast < UCBStorage* > (this) )->OpenStorage( rElement.m_aName, pImp->m_nMode, pImp->m_bDirect );
            bDeleteStorage = TRUE;
        }

        UCBStorage* pUCBDest = PTR_CAST( UCBStorage, pDest );
        UCBStorage* pUCBCopy = PTR_CAST( UCBStorage, pStorage );

        BOOL bOpenUCBStorage = pUCBDest && pUCBCopy;
        BaseStorage* pOtherStorage = bOpenUCBStorage ?
                pDest->OpenUCBStorage( rNew, STREAM_WRITE | STREAM_SHARE_DENYALL, pImp->m_bDirect ) :
                pDest->OpenOLEStorage( rNew, STREAM_WRITE | STREAM_SHARE_DENYALL, pImp->m_bDirect );

        // For UCB storages, the class id and the format id may differ,
        // do passing the class id is not sufficient.
        if( bOpenUCBStorage )
            pOtherStorage->SetClass( pStorage->GetClassName(),
                                     pStorage->GetFormat(),
                                     pUCBCopy->pImp->m_aUserTypeName );
        else
            pOtherStorage->SetClassId( pStorage->GetClassId() );
        pStorage->CopyTo( pOtherStorage );
        SetError( pStorage->GetError() );
        if( pOtherStorage->GetError() )
            pDest->SetError( pOtherStorage->GetError() );
        else
            pOtherStorage->Commit();

        if ( bDeleteStorage )
            delete pStorage;
        delete pOtherStorage;
    }

    return BOOL( Good() && pDest->Good() );
}

UCBStorageElement_Impl* UCBStorage::FindElement_Impl( const String& rName ) const
{
    DBG_ASSERT( rName.Len(), "Name is empty!" );
    UCBStorageElement_Impl* pElement = pImp->GetChildrenList().First();
    while ( pElement )
    {
        if ( pElement->m_aName == rName && !pElement->m_bIsRemoved )
            break;
        pElement = pImp->m_aChildrenList.Next();
    }

    return pElement;
}

BOOL UCBStorage::CopyTo( BaseStorage* pDestStg ) const
{
    DBG_ASSERT( pDestStg != ((BaseStorage*)this), "Self-Copying is not possible!" );
    if ( pDestStg == ((BaseStorage*)this) )
        return FALSE;

    // perhaps it's also a problem if one storage is a parent of the other ?!
    // or if not: could be optimized ?!

    // For UCB storages, the class id and the format id may differ,
    // do passing the class id is not sufficient.
    if( pDestStg->ISA( UCBStorage ) )
        pDestStg->SetClass( pImp->m_aClassId, pImp->m_nFormat,
                            pImp->m_aUserTypeName );
    else
        pDestStg->SetClassId( GetClassId() );
    pDestStg->SetDirty();

    BOOL bRet = TRUE;
    UCBStorageElement_Impl* pElement = pImp->GetChildrenList().First();
    while ( pElement && bRet )
    {
        if ( !pElement->m_bIsRemoved )
            bRet = CopyStorageElement_Impl( *pElement, pDestStg, pElement->m_aName );
        pElement = pImp->m_aChildrenList.Next();
    }

    if( !bRet )
        SetError( pDestStg->GetError() );
    return BOOL( Good() && pDestStg->Good() );
}

BOOL UCBStorage::CopyTo( const String& rElemName, BaseStorage* pDest, const String& rNew )
{
    if( !rElemName.Len() )
        return FALSE;

    if ( pDest == ((BaseStorage*) this) )
    {
        // can't double an element
        return FALSE;
    }
    else
    {
        // for copying no optimization is usefull, because in every case the stream data must be copied
            UCBStorageElement_Impl* pElement = FindElement_Impl( rElemName );
        if ( pElement )
            return CopyStorageElement_Impl( *pElement, pDest, rNew );
        else
        {
            SetError( SVSTREAM_FILE_NOT_FOUND );
            return FALSE;
        }
    }
}

BOOL UCBStorage::Commit()
{
    // mark this storage for sending it on root commit
    pImp->m_bCommited = TRUE;
    if ( pImp->m_bIsRoot )
        // the root storage coordinates commiting by sending a Commit command to its content
        return ( pImp->Commit() != COMMIT_RESULT_FAILURE );
    else
        return TRUE;
}

BOOL UCBStorage::Revert()
{
    return pImp->Revert();
}

BaseStorageStream* UCBStorage::OpenStream( const String& rEleName, StreamMode nMode, BOOL bDirect, const ByteString* pKey )
{
    if( !rEleName.Len() )
        return NULL;

    // try to find the storage element
    UCBStorageElement_Impl *pElement = FindElement_Impl( rEleName );
    if ( !pElement )
    {
        // element does not exist, check if creation is allowed
        if( ( nMode & STREAM_NOCREATE ) )
        {
            SetError( ( nMode & STREAM_WRITE ) ? SVSTREAM_CANNOT_MAKE : SVSTREAM_FILE_NOT_FOUND );
            String aName( pImp->m_aURL );
            aName += '/';
            aName += rEleName;
            UCBStorageStream* pStream = new UCBStorageStream( aName, nMode, bDirect, pKey, pImp->m_bRepairPackage, pImp->m_xProgressHandler );
            pStream->SetError( GetError() );
            pStream->pImp->m_aName = rEleName;
            return pStream;
        }
        else
        {
            // create a new UCBStorageElement and insert it into the list
            pElement = new UCBStorageElement_Impl( rEleName );
            pElement->m_bIsInserted = TRUE;
            pImp->m_aChildrenList.Insert( pElement, LIST_APPEND );
        }
    }

    if ( pElement && !pElement->m_bIsFolder )
    {
        // check if stream is already created
        if ( pElement->m_xStream.Is() )
        {
            // stream has already been created; if it has no external reference, it may be opened another time
            if ( pElement->m_xStream->m_pAntiImpl )
            {
                DBG_ERROR("Stream is already open!" );
                SetError( SVSTREAM_ACCESS_DENIED );  // ???
                return NULL;
            }
            else
            {
                // check if stream is opened with the same keyword as before
                // if not, generate a new stream because it could be encrypted vs. decrypted!
                ByteString aKey;
                if ( pKey )
                    aKey = *pKey;
                if ( pElement->m_xStream->m_aKey == aKey )
                {
                    pElement->m_xStream->PrepareCachedForReopen( nMode );

    //              DBG_ASSERT( bDirect == pElement->m_xStream->m_bDirect, "Wrong DirectMode!" );
                    return new UCBStorageStream( pElement->m_xStream );
                }
            }
        }

        // stream is opened the first time
        pImp->OpenStream( pElement, nMode, bDirect, pKey );

        // if name has been changed before creating the stream: set name!
        pElement->m_xStream->m_aName = rEleName;
        return new UCBStorageStream( pElement->m_xStream );
    }

    return NULL;
}

UCBStorageStream_Impl* UCBStorage_Impl::OpenStream( UCBStorageElement_Impl* pElement, StreamMode nMode, BOOL bDirect, const ByteString* pKey )
{
    String aName( m_aURL );
    aName += '/';
    aName += pElement->m_aOriginalName;
    pElement->m_xStream = new UCBStorageStream_Impl( aName, nMode, NULL, bDirect, pKey, m_bRepairPackage, m_xProgressHandler );
    return pElement->m_xStream;
}

BaseStorage* UCBStorage::OpenUCBStorage( const String& rEleName, StreamMode nMode, BOOL bDirect )
{
    if( !rEleName.Len() )
        return NULL;

    return OpenStorage_Impl( rEleName, nMode, bDirect, TRUE );
}

BaseStorage* UCBStorage::OpenOLEStorage( const String& rEleName, StreamMode nMode, BOOL bDirect )
{
    if( !rEleName.Len() )
        return NULL;

    return OpenStorage_Impl( rEleName, nMode, bDirect, FALSE );
}

BaseStorage* UCBStorage::OpenStorage( const String& rEleName, StreamMode nMode, BOOL bDirect )
{
    if( !rEleName.Len() )
        return NULL;

    return OpenStorage_Impl( rEleName, nMode, bDirect, TRUE );
}

BaseStorage* UCBStorage::OpenStorage_Impl( const String& rEleName, StreamMode nMode, BOOL bDirect, BOOL bForceUCBStorage )
{
    // try to find the storage element
    UCBStorageElement_Impl *pElement = FindElement_Impl( rEleName );
    if ( !pElement )
    {
        // element does not exist, check if creation is allowed
        if( ( nMode & STREAM_NOCREATE ) )
        {
            SetError( ( nMode & STREAM_WRITE ) ? SVSTREAM_CANNOT_MAKE : SVSTREAM_FILE_NOT_FOUND );
            String aName( pImp->m_aURL );
            aName += '/';
            aName += rEleName;  //  ???
            UCBStorage *pStorage = new UCBStorage( aName, nMode, bDirect, FALSE, pImp->m_bRepairPackage, pImp->m_xProgressHandler );
            pStorage->pImp->m_bIsRoot = FALSE;
            pStorage->pImp->m_bListCreated = sal_True; // the storage is pretty new, nothing to read
            pStorage->SetError( GetError() );
            return pStorage;
        }

        // create a new UCBStorageElement and insert it into the list
        // problem: perhaps an OLEStorage should be created ?!
        // Because nothing is known about the element that should be created, an external parameter is needed !
        pElement = new UCBStorageElement_Impl( rEleName );
        pElement->m_bIsInserted = TRUE;
        pImp->m_aChildrenList.Insert( pElement, LIST_APPEND );
    }

    if ( !pElement->m_bIsFolder && ( pElement->m_bIsStorage || !bForceUCBStorage ) )
    {
        // create OLE storages on a stream ( see ctor of SotStorage )
        // Such a storage will be created on a UCBStorageStream; it will write into the stream
        // if it is opened in direct mode or when it is committed. In this case the stream will be
        // modified and then it MUST be treated as commited.
        if ( !pElement->m_xStream.Is() )
        {
            BaseStorageStream* pStr = OpenStream( rEleName, nMode, bDirect );
            UCBStorageStream* pStream = PTR_CAST( UCBStorageStream, pStr );
            if ( !pStream )
            {
                SetError( ( nMode & STREAM_WRITE ) ? SVSTREAM_CANNOT_MAKE : SVSTREAM_FILE_NOT_FOUND );
                return NULL;
            }

            pElement->m_xStream = pStream->pImp;
            delete pStream;
        }

        pElement->m_xStream->PrepareCachedForReopen( nMode );
        pElement->m_xStream->Init();

        pElement->m_bIsStorage = TRUE;
        return pElement->m_xStream->CreateStorage();  // can only be created in transacted mode
    }
    else if ( pElement->m_xStorage.Is() )
    {
        // storage has already been opened; if it has no external reference, it may be opened another time
        if ( pElement->m_xStorage->m_pAntiImpl )
        {
            DBG_ERROR("Storage is already open!" );
            SetError( SVSTREAM_ACCESS_DENIED );  // ???
        }
        else
        {
            BOOL bIsWritable = (( pElement->m_xStorage->m_nMode & STREAM_WRITE ) != 0);
            if ( !bIsWritable && (( nMode & STREAM_WRITE ) != 0 ))
            {
                String aName( pImp->m_aURL );
                aName += '/';
                aName += pElement->m_aOriginalName;
                UCBStorage* pStorage = new UCBStorage( aName, nMode, bDirect, FALSE, pImp->m_bRepairPackage, pImp->m_xProgressHandler );
                pElement->m_xStorage = pStorage->pImp;
                return pStorage;
            }
            else
            {
//                    DBG_ASSERT( bDirect == pElement->m_xStorage->m_bDirect, "Wrong DirectMode!" );
                return new UCBStorage( pElement->m_xStorage );
            }
        }
    }
    else if ( !pElement->m_xStream.Is() )
    {
        // storage is opened the first time
        BOOL bIsWritable = (( pImp->m_nMode & STREAM_WRITE ) != 0 );
        if ( pImp->m_bIsLinked && pImp->m_bIsRoot && bIsWritable )
        {
            // make sure that the root storage object has been created before substorages will be created
            INetURLObject aFolderObj( pImp->m_aURL );
            String aName = aFolderObj.GetName();
            aFolderObj.removeSegment();

            Content aFolder( aFolderObj.GetMainURL( INetURLObject::NO_DECODE ), Reference < XCommandEnvironment >() );
            pImp->m_pContent = new Content;
            BOOL bRet = ::utl::UCBContentHelper::MakeFolder( aFolder, pImp->m_aName, *pImp->m_pContent );
            if ( !bRet )
            {
                SetError( SVSTREAM_CANNOT_MAKE );
                return NULL;
            }
        }

        UCBStorage_Impl* pStor = pImp->OpenStorage( pElement, nMode, bDirect );
        if ( pStor )
        {
            if ( pElement->m_bIsInserted )
                pStor->m_bListCreated = sal_True; // the storage is pretty new, nothing to read

            return new UCBStorage( pStor );
        }
    }

    return NULL;
}

UCBStorage_Impl* UCBStorage_Impl::OpenStorage( UCBStorageElement_Impl* pElement, StreamMode nMode, BOOL bDirect )
{
    UCBStorage_Impl* pRet = NULL;
    String aName( m_aURL );
    aName += '/';
    aName += pElement->m_aOriginalName;  //  ???

    pElement->m_bIsStorage = pElement->m_bIsFolder = TRUE;

    if ( m_bIsLinked && !::utl::UCBContentHelper::Exists( aName ) )
    {
        Content aNewFolder;
        BOOL bRet = ::utl::UCBContentHelper::MakeFolder( *m_pContent, pElement->m_aOriginalName, aNewFolder );
        if ( bRet )
            pRet = new UCBStorage_Impl( aNewFolder, aName, nMode, NULL, bDirect, FALSE, m_bRepairPackage, m_xProgressHandler );
    }
    else
    {
        pRet = new UCBStorage_Impl( aName, nMode, NULL, bDirect, FALSE, m_bRepairPackage, m_xProgressHandler );
    }

    if ( pRet )
    {
        pRet->m_bIsLinked = m_bIsLinked;
        pRet->m_bIsRoot = FALSE;

        // if name has been changed before creating the stream: set name!
        pRet->m_aName = pElement->m_aOriginalName;
        pElement->m_xStorage = pRet;
    }

    if ( pRet )
        pRet->Init();

    return pRet;
}

BOOL UCBStorage::IsStorage( const String& rEleName ) const
{
    if( !rEleName.Len() )
        return FALSE;

    const UCBStorageElement_Impl *pElement = FindElement_Impl( rEleName );
    return ( pElement && pElement->m_bIsStorage );
}

BOOL UCBStorage::IsStream( const String& rEleName ) const
{
    if( !rEleName.Len() )
        return FALSE;

    const UCBStorageElement_Impl *pElement = FindElement_Impl( rEleName );
    return ( pElement && !pElement->m_bIsStorage );
}

BOOL UCBStorage::IsContained( const String & rEleName ) const
{
    if( !rEleName.Len() )
        return FALSE;
    const UCBStorageElement_Impl *pElement = FindElement_Impl( rEleName );
    return ( pElement != NULL );
}

BOOL UCBStorage::Remove( const String& rEleName )
{
    if( !rEleName.Len() )
        return FALSE;

    UCBStorageElement_Impl *pElement = FindElement_Impl( rEleName );
    if ( pElement )
    {
        pElement->m_bIsRemoved = TRUE;
    }
    else
        SetError( SVSTREAM_FILE_NOT_FOUND );

    return ( pElement != NULL );
}

BOOL UCBStorage::Rename( const String& rEleName, const String& rNewName )
{
    if( !rEleName.Len()|| !rNewName.Len() )
        return FALSE;

    UCBStorageElement_Impl *pAlreadyExisting = FindElement_Impl( rNewName );
    if ( pAlreadyExisting )
    {
        SetError( SVSTREAM_ACCESS_DENIED );
        return FALSE;                       // can't change to a name that is already used
    }

    UCBStorageElement_Impl *pElement = FindElement_Impl( rEleName );
    if ( pElement )
    {
        pElement->m_aName = rNewName;
    }
    else
        SetError( SVSTREAM_FILE_NOT_FOUND );

    return pElement != NULL;
}

BOOL UCBStorage::MoveTo( const String& rEleName, BaseStorage* pNewSt, const String& rNewName )
{
    if( !rEleName.Len() || !rNewName.Len() )
        return FALSE;

    if ( pNewSt == ((BaseStorage*) this) && !FindElement_Impl( rNewName ) )
    {
        return Rename( rEleName, rNewName );
    }
    else
    {
/*
        if ( PTR_CAST( UCBStorage, pNewSt ) )
        {
            // because the element is moved, not copied, a special optimization is possible :
            // first copy the UCBStorageElement; flag old element as "Removed" and new as "Inserted",
            // clear original name/type of the new element
            // if moved element is open: copy content, but change absolute URL ( and those of all children of the element! ),
            // clear original name/type of new content, keep the old original stream/storage, but forget its working streams,
                // close original UCBContent and original stream, only the TempFile and its stream may remain unchanged, but now
            // belong to the new content
            // if original and editable stream are identical ( readonly element ), it has to be copied to the editable
            // stream of the destination object
            // Not implemented at the moment ( risky?! ), perhaps later
        }
*/
        // MoveTo is done by first copying to the new destination and then removing the old element
        BOOL bRet = CopyTo( rEleName, pNewSt, rNewName );
        if ( bRet )
            bRet = Remove( rEleName );
        return bRet;
    }
}

BOOL UCBStorage::ValidateFAT()
{
    // ???
    return TRUE;
}

BOOL UCBStorage::Validate( BOOL  bWrite ) const
{
    // ???
    return ( !bWrite || ( pImp->m_nMode & STREAM_WRITE ) );
}

BOOL UCBStorage::ValidateMode( StreamMode m ) const
{
    // ???
    if( m == ( STREAM_READ | STREAM_TRUNC ) )  // from stg.cxx
        return TRUE;
    USHORT nCurMode = 0xFFFF;
    if( ( m & 3 ) == STREAM_READ )
    {
        // only SHARE_DENYWRITE or SHARE_DENYALL allowed
        if( ( ( m & STREAM_SHARE_DENYWRITE )
           && ( nCurMode & STREAM_SHARE_DENYWRITE ) )
         || ( ( m & STREAM_SHARE_DENYALL )
           && ( nCurMode & STREAM_SHARE_DENYALL ) ) )
            return TRUE;
    }
    else
    {
        // only SHARE_DENYALL allowed
        // storages open in r/o mode are OK, since only
        // the commit may fail
        if( ( m & STREAM_SHARE_DENYALL )
         && ( nCurMode & STREAM_SHARE_DENYALL ) )
            return TRUE;
    }

    return TRUE;
}

const SvStream* UCBStorage::GetSvStream() const
{
    // this would cause a complete download of the file
    // as it looks, this method is NOT used inside of SOT, only exported by class SotStorage - but for what ???
    return pImp->m_pSource;
}

BOOL UCBStorage::Equals( const BaseStorage& rStorage ) const
{
    // ???
    return ((BaseStorage*)this) == &rStorage;
}

BOOL UCBStorage::IsStorageFile( const String& rFileName )
{
    String aFileURL = rFileName;
    INetURLObject aObj( aFileURL );
    if ( aObj.GetProtocol() == INET_PROT_NOT_VALID )
    {
        ::utl::LocalFileHelper::ConvertPhysicalNameToURL( rFileName, aFileURL );
        aObj.SetURL( aFileURL );
        aFileURL = aObj.GetMainURL( INetURLObject::NO_DECODE );
    }

    SvStream * pStm = ::utl::UcbStreamHelper::CreateStream( aFileURL, STREAM_STD_READ );
    BOOL bRet = UCBStorage::IsStorageFile( pStm );
    delete pStm;
    return bRet;
}

BOOL UCBStorage::IsStorageFile( SvStream* pFile )
{
    if ( !pFile )
        return FALSE;

    ULONG nPos = pFile->Tell();
    pFile->Seek( STREAM_SEEK_TO_END );
    if ( pFile->Tell() < 4 )
        return FALSE;

    pFile->Seek(0);
    UINT32 nBytes;
    *pFile >> nBytes;

    // search for the magic bytes
    BOOL bRet = ( nBytes == 0x04034b50 );
    if ( !bRet )
    {
        // disk spanned file have an additional header in front of the usual one
        bRet = ( nBytes == 0x08074b50 );
        if ( bRet )
        {
            *pFile >> nBytes;
            bRet = ( nBytes == 0x04034b50 );
        }
    }

    pFile->Seek( nPos );
    return bRet;
}

BOOL UCBStorage::IsDiskSpannedFile( SvStream* pFile )
{
    if ( !pFile )
        return FALSE;

    ULONG nPos = pFile->Tell();
    pFile->Seek( STREAM_SEEK_TO_END );
    if ( !pFile->Tell() )
        return FALSE;

    pFile->Seek(0);
    UINT32 nBytes;
    *pFile >> nBytes;

    // disk spanned file have an additional header in front of the usual one
    BOOL bRet = ( nBytes == 0x08074b50 );
    if ( bRet )
    {
        *pFile >> nBytes;
        bRet = ( nBytes == 0x04034b50 );
    }

    pFile->Seek( nPos );
    return bRet;
}

String UCBStorage::GetLinkedFile( SvStream &rStream )
{
    String aString;
    ULONG nPos = rStream.Tell();
    rStream.Seek( STREAM_SEEK_TO_END );
    if ( !rStream.Tell() )
        return aString;

    rStream.Seek(0);
    UINT32 nBytes;
    rStream >> nBytes;
    if( nBytes == 0x04034b50 )
    {
        ByteString aTmp;
        rStream.ReadByteString( aTmp );
        if ( aTmp.CompareTo( "ContentURL=", 11 ) == COMPARE_EQUAL )
        {
            aTmp.Erase( 0, 11 );
            aString = String( aTmp, RTL_TEXTENCODING_UTF8 );
        }
    }

    rStream.Seek( nPos );
    return aString;
}

String UCBStorage::CreateLinkFile( const String& rName )
{
    // create a stream to write the link file - use a temp file, because it may be no file content
    INetURLObject aFolderObj( rName );
    String aName = aFolderObj.GetName();
    aFolderObj.removeSegment();
    String aFolderURL( aFolderObj.GetMainURL( INetURLObject::NO_DECODE ) );
    ::utl::TempFile* pTempFile = new ::utl::TempFile( &aFolderURL );

    // get the stream from the temp file
    SvStream* pStream = pTempFile->GetStream( STREAM_STD_READWRITE | STREAM_TRUNC );

    // write header
    *pStream << ( UINT32 ) 0x04034b50;

    // assemble a new folder name in the destination folder
    INetURLObject aObj( rName );
    String aTmpName = aObj.GetName();
    String aTitle = String::CreateFromAscii( "content." );
    aTitle += aTmpName;

    // create a folder and store its URL
    Content aFolder( aFolderURL, Reference < XCommandEnvironment >() );
    Content aNewFolder;
    BOOL bRet = ::utl::UCBContentHelper::MakeFolder( aFolder, aTitle, aNewFolder );
    if ( !bRet )
    {
        aFolderObj.insertName( aTitle );
        if ( ::utl::UCBContentHelper::Exists( aFolderObj.GetMainURL( INetURLObject::NO_DECODE ) ) )
        {
            // Hack, because already existing files give the same CommandAbortedException as any other error !
            // append a number until the name can be used for a new folder
            aTitle += '.';
            for ( sal_Int32 i=0; !bRet; i++ )
            {
                String aTmp( aTitle );
                aTmp += String::CreateFromInt32( i );
                bRet = ::utl::UCBContentHelper::MakeFolder( aFolder, aTmp, aNewFolder );
                if ( bRet )
                    aTitle = aTmp;
                else
                {
                    aFolderObj.SetName( aTmp );
                    if ( !::utl::UCBContentHelper::Exists( aFolderObj.GetMainURL( INetURLObject::NO_DECODE ) ) )
                        // Hack, because already existing files give the same CommandAbortedException as any other error !
                        break;
                }
            }
        }
    }

    if ( bRet )
    {
        // get the URL
        aObj.SetName( aTitle );
        String aURL = aObj.GetMainURL( INetURLObject::NO_DECODE );

        // store it as key/value pair
        String aLink = String::CreateFromAscii("ContentURL=");
        aLink += aURL;
        pStream->WriteByteString( aLink, RTL_TEXTENCODING_UTF8 );
        pStream->Flush();

        // move the stream to its desired location
        Content aSource( pTempFile->GetURL(), Reference < XCommandEnvironment >() );
        DELETEZ( pTempFile );
        aFolder.transferContent( aSource, InsertOperation_MOVE, aName, NameClash::OVERWRITE );
        return aURL;
    }

    pTempFile->EnableKillingFile( TRUE );
    delete pTempFile;
    return String();
}

BOOL UCBStorage::SetProperty( const String& rName, const ::com::sun::star::uno::Any& rValue )
{
    if ( rName.CompareToAscii("Title") == COMPARE_EQUAL )
        return FALSE;

    if ( rName.CompareToAscii("MediaType") == COMPARE_EQUAL )
    {
        ::rtl::OUString aTmp;
        rValue >>= aTmp;
        pImp->m_aContentType = aTmp;
    }

    try
    {
        if ( pImp->GetContent() )
        {
            pImp->m_pContent->setPropertyValue( rName, rValue );
            return TRUE;
        }
    }
    catch ( Exception& )
    {
    }

    return FALSE;
}

BOOL UCBStorage::GetProperty( const String& rName, ::com::sun::star::uno::Any& rValue )
{
    try
    {
        if ( pImp->GetContent() )
        {
            rValue = pImp->m_pContent->getPropertyValue( rName );
            return TRUE;
        }
    }
    catch ( Exception& )
    {
    }

    return FALSE;
}

BOOL UCBStorage::GetProperty( const String& rEleName, const String& rName, ::com::sun::star::uno::Any& rValue )
{
    UCBStorageElement_Impl *pEle = FindElement_Impl( rEleName );
    if ( !pEle )
        return FALSE;

    if ( !pEle->m_bIsFolder )
    {
        if ( !pEle->m_xStream.Is() )
            pImp->OpenStream( pEle, pImp->m_nMode, pImp->m_bDirect );
        if ( pEle->m_xStream->m_nError )
        {
            pEle->m_xStream.Clear();
            return FALSE;
        }

        try
        {
            if ( pEle->m_xStream->m_pContent )
            {
                rValue = pEle->m_xStream->m_pContent->getPropertyValue( rName );
                return TRUE;
            }
        }
        catch ( Exception& )
        {
        }
    }
    else
    {
        if ( !pEle->m_xStorage.Is() )
            pImp->OpenStorage( pEle, pImp->m_nMode, pImp->m_bDirect );
        if ( pEle->m_xStorage->m_nError )
        {
            pEle->m_xStorage.Clear();
            return FALSE;
        }

        try
        {
            if ( pEle->m_xStorage->GetContent() )
            {
                rValue = pEle->m_xStorage->m_pContent->getPropertyValue( rName );
                return TRUE;
            }
        }
        catch ( Exception& )
        {
        }
    }

    return FALSE;
}

UNOStorageHolderList* UCBStorage::GetUNOStorageHolderList()
{
    if ( !pImp->m_pUNOStorageHolderList )
        pImp->m_pUNOStorageHolderList = new UNOStorageHolderList;

    return pImp->m_pUNOStorageHolderList;
}