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Diffstat (limited to 'officecfg/org/openoffice/configuration/Decoder.java')
-rw-r--r--officecfg/org/openoffice/configuration/Decoder.java382
1 files changed, 0 insertions, 382 deletions
diff --git a/officecfg/org/openoffice/configuration/Decoder.java b/officecfg/org/openoffice/configuration/Decoder.java
index aa8b397144..e69de29bb2 100644
--- a/officecfg/org/openoffice/configuration/Decoder.java
+++ b/officecfg/org/openoffice/configuration/Decoder.java
@@ -1,382 +0,0 @@
-/*************************************************************************
- *
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * Copyright 2008 by Sun Microsystems, Inc.
- *
- * OpenOffice.org - a multi-platform office productivity suite
- *
- * $RCSfile: Decoder.java,v $
- * $Revision: 1.5 $
- *
- * 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.
- *
- ************************************************************************/
-package org.openoffice.configuration;
-
-
-/**
- * Title: Decoder
- * Description: decoding of set element names given encoded (base64)
- */
-public class Decoder extends Object
-{
- //===========================================================
- // encoding table
- //===========================================================
- static final int[] aEncodingTable =
- { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M',
- 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z',
- 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm',
- 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z',
- '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '-', '.' };
-
- static class ModifiedUTF7Buffer extends Object
- {
- StringBuffer aBuffer;
- int nValue;
- int nFilled = 0;
-
- public ModifiedUTF7Buffer(StringBuffer _aBuffer)
- {
- aBuffer = _aBuffer;
- }
-
- public void write(char c)
- {
- switch (nFilled)
- {
- case 0:
- nValue = ((int)c) << 8;
- nFilled = 2;
- break;
- case 1:
- nValue |= ((int)c);
- nFilled = 3;
- flush();
- break;
- case 2:
- nValue |= ((int)c) >> 8;
- nFilled = 3;
- flush();
- nValue = (((int)c) & 0xFF) << 16;
- nFilled = 1;
- break;
- }
- }
-
- void flush()
- {
- switch (nFilled)
- {
- case 1:
- aBuffer.append((char)aEncodingTable[nValue >> 18]);
- aBuffer.append((char)aEncodingTable[nValue >> 12 & 63]);
- break;
-
- case 2:
- aBuffer.append((char)aEncodingTable[nValue >> 18]);
- aBuffer.append((char)aEncodingTable[nValue >> 12 & 63]);
- aBuffer.append((char)aEncodingTable[nValue >> 6 & 63]);
- break;
-
- case 3:
- aBuffer.append((char)aEncodingTable[nValue >> 18]);
- aBuffer.append((char)aEncodingTable[nValue >> 12 & 63]);
- aBuffer.append((char)aEncodingTable[nValue >> 6 & 63]);
- aBuffer.append((char)aEncodingTable[nValue & 63]);
- break;
- }
- nFilled = 0;
- nValue = 0;
- }
- };
-
-
- //===========================================================
- // decoding table
- //===========================================================
- static final int[] aModifiedBase64
- = { 65, 65, 65, 65, 65, 65, 65, 65,
- 65, 65, 65, 65, 65, 65, 65, 65,
- 65, 65, 65, 65, 65, 65, 65, 65,
- 65, 65, 65, 65, 65, 65, 65, 65,
- 65, 65, 65, 65, 65, 65, 65, 65, // !"#$%&'
- 65, 65, 65, 65, 65, 62, 63, 65, // ()*+,-./
- 52, 53, 54, 55, 56, 57, 58, 59, // 01234567
- 60, 61, 65, 65, 65, 65, 65, 65, // 89:;<=>?
- 65, 0, 1, 2, 3, 4, 5, 6, // @ABCDEFG
- 7, 8, 9, 10, 11, 12, 13, 14, // HIJKLMNO
- 15, 16, 17, 18, 19, 20, 21, 22, // PQRSTUVW
- 23, 24, 25, 65, 65, 65, 65, 64, // XYZ[\]^_
- 65, 26, 27, 28, 29, 30, 31, 32, // `abcdefg
- 33, 34, 35, 36, 37, 38, 39, 40, // hijklmno
- 41, 42, 43, 44, 45, 46, 47, 48, // pqrstuvw
- 49, 50, 51, 65, 65, 65, 65, 65 // xyz{|}~
- };
-
- static boolean isUsAsciiAlphaDigit(char c)
- {
- return isUsAsciiAlphaDigit(c,true);
- }
-
- static boolean isUsAsciiAlphaDigit(char c, boolean bDigitAllowed)
- {
- return c >= 'A' && c <= 'Z' || c >= 'a' && c <= 'z'
- || bDigitAllowed && c >= '0' && c <= '9';
- }
-
- static boolean write(int nUTF16Char, StringBuffer pBuffer, boolean bInitial)
- {
- if (isUsAsciiAlphaDigit((char)nUTF16Char, !bInitial)
- || !bInitial&& (nUTF16Char == (int)'-' || nUTF16Char == (int)'.'))
- return false;
- pBuffer.append((char)nUTF16Char);
- return true;
- }
-
- //===========================================================
- // return the next position after the decoded part
- // or -1 if an invalid character was found
- //===========================================================
- static int decodeModifiedUTF7(String sSource, int nStartPos,
- boolean bInitial, StringBuffer aBuffer)
- {
- final int nEnd = sSource.length();
-
- int nUTF16Char = 0;
- int nFilled = 0;
- for (int nPos = nStartPos; nPos < nEnd; ++nPos)
- {
-
- char c = sSource.charAt(nPos);
-
- int nc = (int)c;
- int nDigit = nc < 128 ? aModifiedBase64[nc] : 65;
-
- switch (nDigit)
- {
- default: // valid character
- switch (nFilled)
- {
- case 2:
- nUTF16Char |= nDigit >> 2;
- if (!write(nUTF16Char, aBuffer, bInitial))
- return -1;
- break;
-
- case 5:
- nUTF16Char |= nDigit >> 4;
- if (!write(nUTF16Char, aBuffer, bInitial))
- return -1;
- break;
-
- case 7:
- nUTF16Char |= nDigit;
- if (!write(nUTF16Char, aBuffer, bInitial))
- return -1;
- break;
- }
- bInitial = false;
- switch (nFilled)
- {
-
- case 0:
- nUTF16Char = nDigit << 10;
- ++nFilled;
- break;
-
- case 1:
- nUTF16Char |= nDigit << 4;
- ++nFilled;
- break;
-
- case 2:
- nUTF16Char = (nDigit & 3) << 14;
- ++nFilled;
- break;
-
- case 3:
- nUTF16Char |= nDigit << 8;
- ++nFilled;
- break;
-
- case 4:
- nUTF16Char |= nDigit << 2;
- ++nFilled;
- break;
-
- case 5:
- nUTF16Char = (nDigit & 15) << 12;
- ++nFilled;
- break;
-
- case 6:
- nUTF16Char |= nDigit << 6;
- ++nFilled;
- break;
-
- case 7:
- nFilled = 0;
- break;
- }
- break;
-
- case 64: // terminating '_'
- switch (nFilled)
- {
- case 3:
- case 6:
- if (nUTF16Char != 0)
- break;
- case 0:
- // success
- return ++nPos;
- }
- case 65: // invalid character
- return -1;
- }
- }
- return -1;
- }
-
- // return null, if the string was invalid
- public static String decodeValid(String sSource)
- {
- StringBuffer aTarget = new StringBuffer();
-
- final int nEnd = sSource.length();
-
- int nPos = 0;
- int nCopyEnd = 0;
-
- while(nPos < nEnd)
- {
- char c = sSource.charAt(nPos);
- if (!isUsAsciiAlphaDigit(c, nPos != 0))
- switch (c)
- {
- case '_':
- aTarget.append(sSource.substring(nCopyEnd, nPos ));
- ++nPos;
-
- nPos = decodeModifiedUTF7(sSource, nPos, nPos == 1, aTarget);
- if (nPos < 0)
- return null;
-
- nCopyEnd = nPos;
- continue;
-
- case '-':
- case '.':
- if (nPos != 0)
- break;
- default:
- return null;
- }
- ++nPos;
- }
-
- // System.out.println("Encoded string:" + sSource);
- if (nCopyEnd == 0)
- return sSource;
- else
- {
- aTarget.append(sSource.substring(nCopyEnd));
- // System.out.println("Decoded string:" + aTarget.toString());
- return aTarget.toString();
- }
- }
-
- // return the original value, if the string was invalid
- public static String decode(String sSource)
- {
- String sResult = decodeValid(sSource);
- System.out.println("Encoded string:" + sSource);
- if (sResult == null)
- System.out.println("Decoded string:" + "null");
- else
- System.out.println("Decoded string:" + sResult);
- return sResult != null ? sResult : sSource;
- }
-
- public static String encode(String sSource)
- {
- StringBuffer aTarget = new StringBuffer();
- final int nEnd = sSource.length();
- int nCopyEnd = 0;
- int nPos = 0;
- while(nPos < nEnd)
- {
- char c = sSource.charAt(nPos);
- if (!isUsAsciiAlphaDigit(c, nPos != 0))
- switch (c)
- {
- case '-':
- case '.':
- if (nPos != 0)
- break;
- default:
- aTarget.append(sSource.substring(nCopyEnd, nPos ));
- aTarget.append('_');
-
- ModifiedUTF7Buffer aBuffer = new ModifiedUTF7Buffer(aTarget);
- for (;;)
- {
- aBuffer.write(c);
- nPos++;
- if (nPos == nEnd)
- break;
- c = sSource.charAt(nPos);
- if (isUsAsciiAlphaDigit(c) || c == '-' || c == '.')
- break;
- }
- aBuffer.flush();
- aTarget.append('_');
- nCopyEnd = nPos;
- continue;
- }
- nPos++;
- }
-
- if (nCopyEnd == 0)
- return sSource;
- else
- {
- aTarget.append(sSource.substring(nCopyEnd));
- return aTarget.toString();
- }
- }
-
-
- public static void main(String args[])
- {
- if (args.length != 1)
- System.out.println("Usage : Convert filname");
-
- String str = Decoder.decode(args[0]);
- if(str == null) {
- System.out.println("Our String is null");
- } else {
- System.out.println("Our String " + str);
- }
- }
-
-}
-
-