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 1997-2006 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: package org.netbeans.modules.mercurial;
042:
043: import java.io.File;
044: import java.util.Set;
045: import java.beans.PropertyChangeListener;
046: import java.beans.PropertyChangeEvent;
047:
048: import org.netbeans.spi.queries.CollocationQueryImplementation;
049: import org.netbeans.modules.versioning.spi.VCSAnnotator;
050: import org.netbeans.modules.versioning.spi.VCSInterceptor;
051: import org.netbeans.modules.versioning.spi.VersioningSystem;
052:
053: /**
054: * Extends framework <code>VersioningSystem</code> to Mercurial module functionality.
055: *
056: * @author Maros Sandor
057: */
058: public class MercurialVCS extends VersioningSystem implements
059: PropertyChangeListener, CollocationQueryImplementation {
060:
061: public MercurialVCS() {
062: putProperty(PROP_DISPLAY_NAME, org.openide.util.NbBundle
063: .getMessage(MercurialVCS.class,
064: "CTL_Mercurial_DisplayName")); // NOI18N
065: putProperty(PROP_MENU_LABEL, org.openide.util.NbBundle
066: .getMessage(MercurialVCS.class,
067: "CTL_Mercurial_MainMenu")); // NOI18N
068:
069: Mercurial.getInstance().addPropertyChangeListener(this );
070: Mercurial.getInstance().getFileStatusCache()
071: .addPropertyChangeListener(this );
072: }
073:
074: public boolean areCollocated(File a, File b) {
075: File fra = getTopmostManagedAncestor(a);
076: File frb = getTopmostManagedAncestor(b);
077:
078: if (fra == null || !fra.equals(frb))
079: return false;
080:
081: return true;
082: }
083:
084: public File findRoot(File file) {
085: return getTopmostManagedAncestor(file);
086: }
087:
088: /**
089: * Tests whether the file is managed by this versioning system. If it is,
090: * the method should return the topmost
091: * ancestor of the file that is still versioned.
092: *
093: * @param file a file
094: * @return File the file itself or one of its ancestors or null if the
095: * supplied file is NOT managed by this versioning system
096: */
097: public File getTopmostManagedAncestor(File file) {
098: return Mercurial.getInstance().getTopmostManagedParent(file);
099: }
100:
101: /**
102: * Coloring label, modifying icons, providing action on file
103: */
104: public VCSAnnotator getVCSAnnotator() {
105: return Mercurial.getInstance().getMercurialAnnotator();
106: }
107:
108: /**
109: * Handle file system events such as delete, create, remove etc.
110: */
111: public VCSInterceptor getVCSInterceptor() {
112: return Mercurial.getInstance().getMercurialInterceptor();
113: }
114:
115: public void getOriginalFile(File workingCopy, File originalFile) {
116: Mercurial.getInstance().getOriginalFile(workingCopy,
117: originalFile);
118: }
119:
120: @SuppressWarnings("unchecked")
121: // Property Change event.getNewValue returning Object
122: public void propertyChange(PropertyChangeEvent event) {
123: if (event.getPropertyName().equals(
124: FileStatusCache.PROP_FILE_STATUS_CHANGED)) {
125: FileStatusCache.ChangedEvent changedEvent = (FileStatusCache.ChangedEvent) event
126: .getNewValue();
127: fireStatusChanged(changedEvent.getFile());
128: } else if (event.getPropertyName().equals(
129: Mercurial.PROP_ANNOTATIONS_CHANGED)) {
130: fireAnnotationsChanged((Set<File>) event.getNewValue());
131: } else if (event.getPropertyName().equals(
132: Mercurial.PROP_VERSIONED_FILES_CHANGED)) {
133: fireVersionedFilesChanged();
134: }
135: }
136: }
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