| LiferayApplicationMap.java |
1 /**
2 * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3 *
4 * This library is free software; you can redistribute it and/or modify it under
5 * the terms of the GNU Lesser General Public License as published by the Free
6 * Software Foundation; either version 2.1 of the License, or (at your option)
7 * any later version.
8 *
9 * This library is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12 * details.
13 */
14
15 package com.liferay.util.bridges.jsf.sun;
16
17 import java.util.AbstractMap;
18 import java.util.Set;
19
20 import javax.servlet.ServletContext;
21
22 /**
23 * <a href="LiferayApplicationMap.java.html"><b><i>View Source</i></b></a>
24 *
25 * @author Neil Griffin
26 */
27 public class LiferayApplicationMap extends AbstractMap<String, Object> {
28
29 public LiferayApplicationMap(ServletContext servletContext) {
30 _servletContext = servletContext;
31 }
32
33 public Set<Entry<String, Object>> entrySet() {
34 throw new UnsupportedOperationException();
35 }
36
37 public Object get(Object key) {
38 return _servletContext.getAttribute(key.toString());
39 }
40
41 public Object put(String key, Object value) {
42 Object previousValue = get(key);
43
44 _servletContext.setAttribute(key.toString(), value);
45
46 return previousValue;
47 }
48
49 public Object remove(Object key) {
50 Object value = null;
51
52 if (key != null) {
53 value = get(key);
54
55 _servletContext.removeAttribute(key.toString());
56 }
57
58 return value;
59 }
60
61 private ServletContext _servletContext;
62
63 }