1 files changed, 86 insertions, 0 deletions
diff --git a/bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/repo/CommentHistoryContentHandler.java b/bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/repo/CommentHistoryContentHandler.java
new file mode 100644
index 000000000..ddd2c8ef7
--- /dev/null
+++ b/bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/repo/CommentHistoryContentHandler.java
@@ -0,0 +1,86 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2006 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *     William Mitsuda (wmitsuda@gmail.com) - Bug 153879 [Wizards] configurable size of cvs commit comment history
+ *******************************************************************************/
+
+package org.eclipse.team.internal.ccvs.ui.repo;
+
+import java.util.Vector;
+
+import org.xml.sax.SAXException;
+import org.xml.sax.helpers.DefaultHandler;
+import org.xml.sax.Attributes;
+
+class CommentHistoryContentHandler extends DefaultHandler {
+
+	private StringBuffer buffer;
+	private Vector comments;
+	public CommentHistoryContentHandler() {
+	}
+
+	/**
+	 * @see ContentHandler#characters(char[], int, int)
+	 */
+	public void characters(char[] chars, int startIndex, int length) throws SAXException {
+		if (buffer == null) return;
+		buffer.append(chars, startIndex, length);
+	}
+
+	/**
+	 * @see ContentHandler#startElement(java.lang.String, java.lang.String, java.lang.String, org.xml.sax.Attributes)
+	 */
+	public void startElement(
+			String namespaceURI,
+			String localName,
+			String qName,
+			Attributes atts)
+			throws SAXException {
+		
+		String elementName = getElementName(namespaceURI, localName, qName);
+		if (elementName.equals(RepositoryManager.ELEMENT_COMMIT_COMMENT)) {
+			buffer = new StringBuffer();
+			return;
+		} 
+		if (elementName.equals(RepositoryManager.ELEMENT_COMMIT_HISTORY)) {
+			comments = new Vector(RepositoryManager.DEFAULT_MAX_COMMENTS);
+			return;
+		}
+	}
+	
+	/**
+	 * @see org.xml.sax.ContentHandler#endElement(java.lang.String, java.lang.String, java.lang.String)
+	 */
+	public void endElement(String namespaceURI, String localName, String qName) {
+		String elementName = getElementName(namespaceURI, localName, qName);
+		if (elementName.equals(RepositoryManager.ELEMENT_COMMIT_COMMENT)) {
+			comments.add(buffer.toString());
+			buffer = null;
+			return;
+		} 
+		if (elementName.equals(RepositoryManager.ELEMENT_COMMIT_HISTORY)) {
+			RepositoryManager.previousComments = new String[comments.size()];
+			comments.copyInto(RepositoryManager.previousComments);
+			return;
+		} 
+	}
+	
+	/*
+	 * Couldn't figure out from the SAX API exactly when localName vs. qName is used.
+	 * However, the XML for project sets doesn't use namespaces so either of the two names
+	 * is fine. Therefore, use whichever one is provided.
+	 */
+	private String getElementName(String namespaceURI, String localName, String qName) {
+		if (localName != null && localName.length() > 0) {
+			return localName;
+		} else {
+			return qName;
+		}
+	}
+}