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.complib;
043:
044: import java.io.File;
045: import java.io.FileInputStream;
046: import java.io.FileOutputStream;
047: import java.io.IOException;
048: import java.util.Enumeration;
049: import java.util.HashMap;
050: import java.util.Iterator;
051: import java.util.Properties;
052: import java.util.ResourceBundle;
053: import java.util.Set;
054:
055: /**
056: * ResourceBundle used to localize NetBeans libraries. Note this class must be
057: * public.
058: *
059: * @author Edwin Goei
060: */
061: public class LibraryLocalizationBundle extends ResourceBundle {
062:
063: private static File propsFile = new File(IdeUtil
064: .getComplibStateDir(),
065: "LibraryLocalizationBundle.properties");
066:
067: private static HashMap<Object, Object> map;
068:
069: /**
070: * The constructor must be public so an instance of it can be created.
071: */
072: public LibraryLocalizationBundle() {
073: }
074:
075: private static HashMap<Object, Object> getMap() {
076: // Load the last saved state once
077: if (map == null) {
078: Properties props = new Properties();
079: try {
080: props.load(new FileInputStream(propsFile));
081: } catch (IOException e) {
082: // File may not exist so ignore
083: }
084: map = new HashMap<Object, Object>(props);
085: }
086: return map;
087: }
088:
089: /**
090: * Add an entry
091: *
092: * @param key
093: * @param value
094: */
095: static void add(String key, String value) {
096: getMap().put(key, value);
097: save();
098: }
099:
100: /**
101: * Remove an entry
102: *
103: * @param key
104: */
105: static void remove(String key) {
106: getMap().remove(key);
107: save();
108: }
109:
110: private static void save() {
111: // Transfer data into a Properties object to save it
112: Properties props = new Properties();
113: Set<Object> keys = map.keySet();
114: for (Object object : keys) {
115: String key = (String) object;
116: String value = (String) map.get(key);
117: props.setProperty(key, value);
118: }
119:
120: try {
121: props.store(new FileOutputStream(propsFile), null);
122: } catch (IOException e) {
123: IdeUtil.logError(
124: "Unable to save LibraryLocalizationBundle", e);
125: }
126: }
127:
128: public Object handleGetObject(String key) {
129: if (key == null) {
130: throw new NullPointerException();
131: }
132:
133: return getMap().get(key);
134: }
135:
136: public Enumeration<String> getKeys() {
137: final Set<Object> keys = getMap().keySet();
138: return new Enumeration<String>() {
139: Iterator<Object> it = keys.iterator();
140:
141: public boolean hasMoreElements() {
142: return it.hasNext();
143: }
144:
145: public String nextElement() {
146: // Elements are always a String
147: return (String) it.next();
148: }
149: };
150: }
151:
152: }
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