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
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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
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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
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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
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040: */
041:
042: package org.netbeans.modules.subversion;
043:
044: import org.netbeans.modules.versioning.util.VersioningListener;
045: import org.netbeans.modules.versioning.util.VersioningEvent;
046: import org.netbeans.spi.queries.VisibilityQueryImplementation;
047: import org.openide.filesystems.FileUtil;
048: import org.openide.filesystems.FileObject;
049:
050: import java.io.*;
051: import java.util.*;
052:
053: import java.util.logging.Level;
054: import javax.swing.event.ChangeListener;
055: import javax.swing.event.ChangeEvent;
056: import org.netbeans.modules.versioning.spi.VersioningSupport;
057:
058: /**
059: * Hides folders that have 'Localy removed' status.
060: *
061: * @author Maros Sandor
062: */
063: public class SubversionVisibilityQuery implements
064: VisibilityQueryImplementation, VersioningListener {
065:
066: private List<ChangeListener> listeners = new ArrayList<ChangeListener>();
067: private FileStatusCache cache;
068:
069: public SubversionVisibilityQuery() {
070: cache = Subversion.getInstance().getStatusCache();
071: cache.addVersioningListener(this );
072: }
073:
074: public boolean isVisible(FileObject fileObject) {
075: if (fileObject.isData())
076: return true;
077: File file = FileUtil.toFile(fileObject);
078: if (file == null)
079: return true;
080: if (!(VersioningSupport.getOwner(file) instanceof SubversionVCS)) {
081: return true;
082: }
083: try {
084: return cache.getStatus(file).getStatus() != FileInformation.STATUS_VERSIONED_REMOVEDLOCALLY;
085: } catch (Exception e) {
086: Subversion.LOG.log(Level.SEVERE, e.getMessage(), e);
087: return true;
088: }
089: }
090:
091: public synchronized void addChangeListener(ChangeListener l) {
092: ArrayList<ChangeListener> newList = new ArrayList<ChangeListener>(
093: listeners);
094: newList.add(l);
095: listeners = newList;
096: }
097:
098: public synchronized void removeChangeListener(ChangeListener l) {
099: ArrayList<ChangeListener> newList = new ArrayList<ChangeListener>(
100: listeners);
101: newList.remove(l);
102: listeners = newList;
103: }
104:
105: public void versioningEvent(VersioningEvent event) {
106: if (event.getId() == FileStatusCache.EVENT_FILE_STATUS_CHANGED) {
107: File file = (File) event.getParams()[0];
108: if (file != null && file.isDirectory()) {
109: FileInformation old = (FileInformation) event
110: .getParams()[1];
111: FileInformation cur = (FileInformation) event
112: .getParams()[2];
113: if (old != null
114: && old.getStatus() == FileInformation.STATUS_VERSIONED_REMOVEDLOCALLY
115: || cur.getStatus() == FileInformation.STATUS_VERSIONED_REMOVEDLOCALLY) {
116: fireVisibilityChanged();
117: }
118: }
119: }
120: }
121:
122: static boolean isHiddenFolder(FileInformation info, File file) {
123: return file.isDirectory()
124: && info != null
125: && info.getStatus() == FileInformation.STATUS_VERSIONED_REMOVEDLOCALLY;
126: }
127:
128: private void fireVisibilityChanged() {
129: ChangeEvent event = new ChangeEvent(this );
130: for (ChangeListener listener : listeners) {
131: listener.stateChanged(event);
132: }
133: }
134: }
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