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.faces.refactoring;
043:
044: import java.io.IOException;
045: import java.util.ArrayList;
046: import java.util.Collection;
047:
048: import org.netbeans.api.java.source.ModificationResult;
049: import org.netbeans.modules.refactoring.spi.BackupFacility;
050: import org.netbeans.modules.refactoring.spi.Transaction;
051:
052: /**
053: *
054: * @author Jan Becicka
055: */
056:
057: public class RetoucheCommit implements Transaction {
058: ArrayList<BackupFacility.Handle> ids = new ArrayList<BackupFacility.Handle>();
059: private boolean commited = false;
060: Collection<ModificationResult> results;
061:
062: public RetoucheCommit(Collection<ModificationResult> results) {
063: this .results = results;
064: }
065:
066: public void commit() {
067: try {
068: if (commited) {
069: for (BackupFacility.Handle id : ids) {
070: try {
071: id.restore();
072: } catch (IOException ex) {
073: throw (RuntimeException) new RuntimeException()
074: .initCause(ex);
075: }
076: }
077: } else {
078: commited = true;
079: for (ModificationResult result : results) {
080: ids.add(BackupFacility.getDefault().backup(
081: result.getModifiedFileObjects()));
082: result.commit();
083: }
084: }
085:
086: } catch (IOException ex) {
087: throw (RuntimeException) new RuntimeException()
088: .initCause(ex);
089: }
090: }
091:
092: public void rollback() {
093: for (BackupFacility.Handle id : ids) {
094: try {
095: id.restore();
096: } catch (IOException ex) {
097: throw (RuntimeException) new RuntimeException()
098: .initCause(ex);
099: }
100: }
101: }
102: }
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