1 files changed, 97 insertions, 0 deletions
diff --git a/xmerge/source/aportisdoc/java/org/openoffice/xmerge/converter/xml/sxw/aportisdoc/DocumentMergerImpl.java b/xmerge/source/aportisdoc/java/org/openoffice/xmerge/converter/xml/sxw/aportisdoc/DocumentMergerImpl.java
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index 000000000000..8c8b3c9333b3
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+++ b/xmerge/source/aportisdoc/java/org/openoffice/xmerge/converter/xml/sxw/aportisdoc/DocumentMergerImpl.java
@@ -0,0 +1,97 @@
+/*************************************************************************
+ *
+ * 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.
+ *
+ ************************************************************************/
+
+package org.openoffice.xmerge.converter.xml.sxw.aportisdoc;
+
+import org.w3c.dom.Document;
+
+import org.openoffice.xmerge.DocumentMerger;
+import org.openoffice.xmerge.MergeException;
+import org.openoffice.xmerge.ConverterCapabilities;
+import org.openoffice.xmerge.converter.xml.sxw.SxwDocument;
+import org.openoffice.xmerge.merger.DiffAlgorithm;
+import org.openoffice.xmerge.merger.Difference;
+import org.openoffice.xmerge.merger.NodeMergeAlgorithm;
+import org.openoffice.xmerge.merger.Iterator;
+import org.openoffice.xmerge.merger.diff.ParaNodeIterator;
+import org.openoffice.xmerge.merger.diff.IteratorLCSAlgorithm;
+import org.openoffice.xmerge.merger.merge.DocumentMerge;
+import org.openoffice.xmerge.merger.merge.CharacterBaseParagraphMerge;
+import org.openoffice.xmerge.util.Debug;
+
+
+/**
+ *  AportisDoc implementation of <code>DocumentMerger</code>
+ *  for the {@link
+ *  org.openoffice.xmerge.converter.xml.sxw.aportisdoc.PluginFactoryImpl
+ *  PluginFactoryImpl}.</p>
+ */
+public class DocumentMergerImpl implements DocumentMerger {
+
+    private ConverterCapabilities cc_;
+    private org.openoffice.xmerge.Document orig = null;
+
+    public DocumentMergerImpl(org.openoffice.xmerge.Document doc, ConverterCapabilities cc) {
+        cc_ = cc;
+        this.orig = doc;
+    }
+
+    public void merge(org.openoffice.xmerge.Document modifiedDoc) throws MergeException {
+
+        SxwDocument wdoc1 = (SxwDocument) orig;
+        SxwDocument wdoc2 = (SxwDocument) modifiedDoc;
+
+        Document doc1 = wdoc1.getContentDOM();
+        Document doc2 = wdoc2.getContentDOM();
+
+        Iterator i1 = new ParaNodeIterator(cc_, doc1.getDocumentElement());
+        Iterator i2 = new ParaNodeIterator(cc_, doc2.getDocumentElement());
+
+        DiffAlgorithm diffAlgo = new IteratorLCSAlgorithm();
+
+        // find out the paragrah level diffs
+        Difference[] diffTable = diffAlgo.computeDiffs(i1, i2);
+
+        if (Debug.isFlagSet(Debug.INFO)) {
+            Debug.log(Debug.INFO, "Diff Result: ");
+
+            for (int i = 0; i < diffTable.length; i++) {
+                Debug.log(Debug.INFO, diffTable[i].debug());
+            }
+        }
+
+        // merge the paragraphs
+        NodeMergeAlgorithm charMerge = new CharacterBaseParagraphMerge();
+        DocumentMerge docMerge = new DocumentMerge(cc_, charMerge);
+
+        Iterator result = null;
+
+        docMerge.applyDifference(i1, i2, diffTable);
+    }
+}
+
+