/*******************************************************************************
* 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.tasks.core;
/**
* @author Mik Kersten
*/
public class RepositoryTaskHandleUtil {
public static final String HANDLE_DELIM = "-"; //$NON-NLS-1$
private static final String MISSING_REPOSITORY = "norepository"; //$NON-NLS-1$
public static String getHandle(String repositoryUrl, String taskId) {
if (!isValidTaskId(taskId)) {
throw new RuntimeException("invalid handle for task, can not contain: " + HANDLE_DELIM + ", was: " + taskId); //$NON-NLS-1$ //$NON-NLS-2$
}
if (repositoryUrl == null) {
return MISSING_REPOSITORY + HANDLE_DELIM + taskId;
} else {
return (repositoryUrl + HANDLE_DELIM + taskId).intern();
}
}
public static String getRepositoryUrl(String taskHandle) {
int index = taskHandle.lastIndexOf(RepositoryTaskHandleUtil.HANDLE_DELIM);
String url = null;
if (index != -1) {
url = taskHandle.substring(0, index);
}
return url;
}
public static String getTaskId(String taskHandle) {
int index = taskHandle.lastIndexOf(HANDLE_DELIM);
if (index != -1) {
String id = taskHandle.substring(index + 1);
return id;
}
return null;
}
public static boolean isValidTaskId(String taskId) {
return !taskId.contains(HANDLE_DELIM);
}
}