| /******************************************************************************* |
| * Copyright (c) 2000, 2006 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * 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.Attributes; |
| import org.xml.sax.SAXException; |
| import org.xml.sax.helpers.DefaultHandler; |
| |
| class CommentHistoryContentHandler extends DefaultHandler { |
| |
| private StringBuffer buffer; |
| private Vector comments; |
| public CommentHistoryContentHandler() { |
| } |
| |
| @Override |
| public void characters(char[] chars, int startIndex, int length) throws SAXException { |
| if (buffer == null) return; |
| buffer.append(chars, startIndex, length); |
| } |
| |
| @Override |
| 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; |
| } |
| } |
| |
| @Override |
| 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; |
| } |
| } |
| } |