001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041:
042: package org.netbeans.modules.visualweb.insync.java;
043:
044: import java.io.IOException;
045: import java.util.List;
046: import org.netbeans.api.java.source.CancellableTask;
047: import org.netbeans.api.java.source.ClasspathInfo;
048: import org.netbeans.api.java.source.JavaSource;
049: import org.netbeans.api.java.source.JavaSource.Phase;
050: import org.netbeans.api.java.source.ModificationResult;
051: import org.netbeans.api.java.source.WorkingCopy;
052: import org.openide.filesystems.FileObject;
053:
054: /**
055: *
056: * @author jdeva
057: */
058: public class WriteTaskWrapper implements CancellableTask<WorkingCopy> {
059: interface Write {
060: public Object run(WorkingCopy cinfo);
061: }
062:
063: Write task;
064: Object result;
065:
066: WriteTaskWrapper(Write task) {
067: this .task = task;
068: }
069:
070: public void cancel() {
071: }
072:
073: public void run(WorkingCopy copy) throws Exception {
074: try {
075: copy.toPhase(Phase.RESOLVED);
076: } catch (IOException ex) {
077: ex.printStackTrace();
078: }
079: result = (Object) task.run(copy);
080: }
081:
082: public static Object execute(Write task, FileObject fObj) {
083: JavaSource js = JavaSource.forFileObject(fObj);
084: return execute(task, js);
085: }
086:
087: public static Object execute(Write task, List<FileObject> fObjs) {
088: JavaSource js = JavaSource.create(ClasspathInfo.create(fObjs
089: .get(0)), fObjs);
090: return execute(task, js);
091: }
092:
093: public static Object execute(Write task, JavaSource js) {
094: WriteTaskWrapper taskWrapper = new WriteTaskWrapper(task);
095: ModificationResult result = null;
096: try {
097: result = js.runModificationTask(taskWrapper);
098: if (result != null) {
099: result.commit();
100: }
101: } catch (IOException ex) {
102: ex.printStackTrace();
103: }
104: return taskWrapper.result;
105: }
106:
107: }
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