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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
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* The contents of this file are subject to the terms of either the GNU
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* General Public License Version 2 only ("GPL") or the Common
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* Development and Distribution License("CDDL") (collectively, the
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* "License"). You may not use this file except in compliance with the
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* License. You can obtain a copy of the License at
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* http://www.netbeans.org/cddl-gplv2.html
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* or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
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* specific language governing permissions and limitations under the
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* License. When distributing the software, include this License Header
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* Notice in each file and include the License file at
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* nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the GPL Version 2 section of the License file that
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* accompanied this code. If applicable, add the following below the
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* License Header, with the fields enclosed by brackets [] replaced by
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* your own identifying information:
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* "Portions Copyrighted [year] [name of copyright owner]"
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* The Original Software is NetBeans. The Initial Developer of the Original
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* Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
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* Microsystems, Inc. All Rights Reserved.
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* If you wish your version of this file to be governed by only the CDDL
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* or only the GPL Version 2, indicate your decision by adding
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* "[Contributor] elects to include this software in this distribution
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* under the [CDDL or GPL Version 2] license." If you do not indicate a
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* single choice of license, a recipient has the option to distribute
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* your version of this file under either the CDDL, the GPL Version 2 or
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* to extend the choice of license to its licensees as provided above.
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* However, if you add GPL Version 2 code and therefore, elected the GPL
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* Version 2 license, then the option applies only if the new code is
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* made subject to such option by the copyright holder.
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package org.netbeans.modules.mercurial;
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import java.text.DateFormat;
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import java.util.Date;
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import java.util.logging.Level;
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import org.netbeans.api.progress.ProgressHandle;
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import org.netbeans.api.progress.ProgressHandleFactory;
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import org.openide.util.Cancellable;
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import org.openide.util.NbBundle;
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import org.openide.util.RequestProcessor;
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import org.openide.util.TaskListener;
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* @author Tomas Stupka
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public abstract class HgProgressSupport implements Runnable, Cancellable {
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private Cancellable delegate;
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private volatile boolean canceled;
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private ProgressHandle progressHandle = null;
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private String displayName = ""; // NOI18N
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private String originalDisplayName = ""; // NOI18N
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private String repositoryRoot;
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private RequestProcessor.Task task;
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public RequestProcessor.Task start(RequestProcessor rp, String repositoryRoot, String displayName) {
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setDisplayName(displayName);
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this.repositoryRoot = repositoryRoot;
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task.addTaskListener(new TaskListener() {
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public void taskFinished(org.openide.util.Task task) {
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public void setRepositoryRoot(String repositoryRoot) {
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this.repositoryRoot = repositoryRoot;
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protected void performIntern() {
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Mercurial.LOG.log(Level.FINE, "Start - ", displayName); // NOI18N
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Mercurial.LOG.log(Level.FINE, "End - ", displayName); // NOI18N
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protected abstract void perform();
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public synchronized boolean isCanceled() {
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public synchronized boolean cancel() {
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if(delegate != null) {
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Mercurial.getInstance().clearRequestProcessor(repositoryRoot);
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getProgressHandle().finish();
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void setCancellableDelegate(Cancellable cancellable) {
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this.delegate = cancellable;
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public void setDisplayName(String displayName) {
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if(originalDisplayName.equals("")) { // NOI18N
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originalDisplayName = displayName;
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this.displayName = displayName;
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private void setProgressQueued() {
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if(progressHandle!=null) {
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progressHandle.progress(NbBundle.getMessage(HgProgressSupport.class, "LBL_Queued", displayName)); // NOI18N
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private void setProgress() {
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if(progressHandle!=null) {
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progressHandle.progress(displayName);
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protected String getDisplayName() {
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protected ProgressHandle getProgressHandle() {
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if(progressHandle==null) {
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progressHandle = ProgressHandleFactory.createHandle(displayName, this);
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return progressHandle;
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protected void startProgress() {
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getProgressHandle().start();
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protected void finnishProgress() {
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getProgressHandle().finish();
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public void annotate(HgException ex) {
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ExceptionHandler eh = new ExceptionHandler(ex);
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eh.notifyException(false);
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eh.notifyException();