001 /*
002 $Id: AntProjectPropertiesDelegate.java 2566 2005-07-18 22:11:48Z glaforge $
003
004 Copyright 2005 (C) Guillaume Laforge. All Rights Reserved.
005
006 Redistribution and use of this software and associated documentation
007 ("Software"), with or without modification, are permitted provided
008 that the following conditions are met:
009
010 1. Redistributions of source code must retain copyright
011 statements and notices. Redistributions must also contain a
012 copy of this document.
013
014 2. Redistributions in binary form must reproduce the
015 above copyright notice, this list of conditions and the
016 following disclaimer in the documentation and/or other
017 materials provided with the distribution.
018
019 3. The name "groovy" must not be used to endorse or promote
020 products derived from this Software without prior written
021 permission of The Codehaus. For written permission,
022 please contact info@codehaus.org.
023
024 4. Products derived from this Software may not be called "groovy"
025 nor may "groovy" appear in their names without prior written
026 permission of The Codehaus. "groovy" is a registered
027 trademark of The Codehaus.
028
029 5. Due credit should be given to The Codehaus -
030 http://groovy.codehaus.org/
031
032 THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS
033 ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
034 NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
035 FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
036 THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
037 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
038 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
039 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
040 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
041 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
042 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
043 OF THE POSSIBILITY OF SUCH DAMAGE.
044
045 */
046
047 package org.codehaus.groovy.ant;
048
049 import org.apache.tools.ant.Project;
050
051 import java.util.Hashtable;
052 import java.util.Collection;
053 import java.util.Enumeration;
054 import java.util.Map;
055 import java.util.Set;
056 import java.util.Iterator;
057
058 /**
059 * @author Guillaume Laforge
060 */
061 public class AntProjectPropertiesDelegate extends Hashtable {
062
063 private Project project;
064
065 public AntProjectPropertiesDelegate(Project project) {
066 super();
067 this.project = project;
068 }
069
070 public synchronized int hashCode() {
071 return project.getProperties().hashCode();
072 }
073
074 public synchronized int size() {
075 return project.getProperties().size();
076 }
077
078 /**
079 * @throws UnsupportedOperationException is always thrown when this method is invoked. The Project properties are immutable.
080 */
081 public synchronized void clear() {
082 throw new UnsupportedOperationException("Impossible to clear the project properties.");
083 }
084
085 public synchronized boolean isEmpty() {
086 return project.getProperties().isEmpty();
087 }
088
089 public synchronized Object clone() {
090 return project.getProperties().clone();
091 }
092
093 public synchronized boolean contains(Object value) {
094 return project.getProperties().contains(value);
095 }
096
097 public synchronized boolean containsKey(Object key) {
098 return project.getProperties().containsKey(key);
099 }
100
101 public boolean containsValue(Object value) {
102 return project.getProperties().containsValue(value);
103 }
104
105 public synchronized boolean equals(Object o) {
106 return project.getProperties().equals(o);
107 }
108
109 public synchronized String toString() {
110 return project.getProperties().toString();
111 }
112
113 public Collection values() {
114 return project.getProperties().values();
115 }
116
117 public synchronized Enumeration elements() {
118 return project.getProperties().elements();
119 }
120
121 public synchronized Enumeration keys() {
122 return project.getProperties().keys();
123 }
124
125 public AntProjectPropertiesDelegate(Map t) {
126 super(t);
127 }
128
129 public synchronized void putAll(Map t) {
130 Set keySet = t.keySet();
131 for (Iterator iterator = keySet.iterator(); iterator.hasNext();) {
132 Object key = iterator.next();
133 Object value = t.get(key);
134 put(key, value);
135 }
136 }
137
138 public Set entrySet() {
139 return project.getProperties().entrySet();
140 }
141
142 public Set keySet() {
143 return project.getProperties().keySet();
144 }
145
146 public synchronized Object get(Object key) {
147 return project.getProperties().get(key);
148 }
149
150 /**
151 * @throws UnsupportedOperationException is always thrown when this method is invoked. The Project properties are immutable.
152 */
153 public synchronized Object remove(Object key) {
154 throw new UnsupportedOperationException("Impossible to remove a property from the project properties.");
155 }
156
157 public synchronized Object put(Object key, Object value) {
158 Object oldValue = null;
159 if (containsKey(key)) {
160 oldValue = get(key);
161 }
162 project.setProperty(key.toString(), value.toString());
163 return oldValue;
164 }
165 }