| /******************************************************************************* |
| * Copyright (c) 2004, 2008 Tasktop Technologies 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: |
| * Tasktop Technologies - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.mylyn.internal.examples.xml.core; |
| |
| import java.io.File; |
| import java.net.MalformedURLException; |
| import java.util.Date; |
| import java.util.Set; |
| import java.util.regex.Matcher; |
| |
| import javax.xml.parsers.DocumentBuilder; |
| import javax.xml.parsers.DocumentBuilderFactory; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.mylyn.tasks.core.ITaskMapping; |
| import org.eclipse.mylyn.tasks.core.RepositoryResponse; |
| import org.eclipse.mylyn.tasks.core.TaskRepository; |
| import org.eclipse.mylyn.tasks.core.data.AbstractTaskDataHandler; |
| import org.eclipse.mylyn.tasks.core.data.TaskAttribute; |
| import org.eclipse.mylyn.tasks.core.data.TaskAttributeMapper; |
| import org.eclipse.mylyn.tasks.core.data.TaskData; |
| import org.eclipse.osgi.util.NLS; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.NodeList; |
| |
| public class XmlTaskDataHandler extends AbstractTaskDataHandler { |
| |
| public XmlTaskDataHandler() { |
| } |
| |
| @Override |
| public TaskAttributeMapper getAttributeMapper(TaskRepository repository) { |
| return new TaskAttributeMapper(repository); |
| } |
| |
| @Override |
| public boolean initializeTaskData(TaskRepository repository, TaskData data, ITaskMapping initializationData, |
| IProgressMonitor monitor) throws CoreException { |
| // ignore |
| return false; |
| } |
| |
| @Override |
| public RepositoryResponse postTaskData(TaskRepository repository, TaskData taskData, |
| Set<TaskAttribute> oldAttributes, IProgressMonitor monitor) throws CoreException { |
| // ignore |
| return null; |
| } |
| |
| public TaskData readTaskData(TaskRepository repository, File file) throws CoreException { |
| try { |
| DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); |
| DocumentBuilder loader = factory.newDocumentBuilder(); |
| Document document = loader.parse(file); |
| TaskData taskData = parseDocument(repository, file, document.getDocumentElement()); |
| return taskData; |
| } catch (Exception e) { |
| //e.printStackTrace(); |
| throw new CoreException(new Status(IStatus.ERROR, XmlCorePlugin.ID_PLUGIN, NLS.bind( |
| "Error parsing task {0}", file.getAbsolutePath()), e)); |
| } |
| } |
| |
| private TaskData parseDocument(TaskRepository repository, File file, Element input) { |
| String taskId = getTaskId(repository, file); |
| TaskData taskData = new TaskData(getAttributeMapper(repository), repository.getConnectorKind(), |
| repository.getRepositoryUrl(), taskId); |
| |
| TaskAttribute attribute = taskData.getRoot().createAttribute(TaskAttribute.SUMMARY); |
| attribute.setValue(getValue(input, "summary")); |
| |
| attribute = taskData.getRoot().createAttribute(TaskAttribute.DESCRIPTION); |
| attribute.setValue(getValue(input, "description")); |
| |
| attribute = taskData.getRoot().createAttribute(TaskAttribute.DATE_MODIFICATION); |
| taskData.getAttributeMapper().setDateValue(attribute, new Date(file.lastModified())); |
| |
| attribute = taskData.getRoot().createAttribute(TaskAttribute.TASK_URL); |
| try { |
| attribute.setValue(file.toURI().toURL().toString()); |
| } catch (MalformedURLException e) { |
| } |
| |
| return taskData; |
| } |
| |
| private String getValue(Element input, String elementName) { |
| NodeList nodes = input.getElementsByTagName(elementName); |
| if (nodes.getLength() > 0) { |
| return nodes.item(0).getTextContent(); |
| } |
| return ""; |
| } |
| |
| private String getTaskId(TaskRepository taskRepository, File file) { |
| Matcher matcher = XmlClient.ID_PATTERN.matcher(file.getName()); |
| if (matcher.find()) { |
| return matcher.group(1); |
| } |
| return file.getName(); |
| } |
| |
| } |