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:
042: package org.netbeans.modules.tasklist.impl;
043:
044: import java.util.ArrayList;
045: import java.util.Date;
046: import java.util.HashMap;
047: import java.util.List;
048: import java.util.Map;
049: import org.netbeans.spi.tasklist.FileTaskScanner;
050: import org.netbeans.spi.tasklist.Task;
051: import org.openide.filesystems.FileObject;
052:
053: /**
054: *
055: * @author S. Aubrecht
056: */
057: class ScanResult {
058:
059: private Map<FileTaskScanner, Result> scanTimes = new HashMap<FileTaskScanner, Result>(
060: 8);
061:
062: public ScanResult() {
063: }
064:
065: public boolean isUpToDate(FileObject resource,
066: FileTaskScanner scanner) {
067: boolean res = false;
068: Result type = scanTimes.get(scanner);
069: if (null != type && null != resource) {
070: res = resource.lastModified().before(type.scanTime);
071: }
072: return res;
073: }
074:
075: public void put(FileTaskScanner scanner, List<? extends Task> tasks) {
076: Result res = scanTimes.get(scanner);
077: if (null == res) {
078: res = new Result();
079: scanTimes.put(scanner, res);
080: }
081: res.scanTime = new Date();
082: if (tasks.isEmpty())
083: res.tasks = null;
084: else
085: res.tasks = new ArrayList<Task>(tasks);
086: }
087:
088: public void get(FileTaskScanner scanner, List<Task> tasks) {
089: Result res = scanTimes.get(scanner);
090: if (null != res && null != res.tasks) {
091: tasks.addAll(res.tasks);
092: }
093: }
094:
095: public void remove(FileTaskScanner scanner) {
096: scanTimes.remove(scanner);
097: }
098:
099: public boolean isEmpty() {
100: return scanTimes.isEmpty();
101: }
102:
103: private static class Result {
104: private Date scanTime;
105: private List<Task> tasks;
106: }
107: }
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