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Java > Open Source Codes > org > riotfamily > components > context > PageRequestContexts


1 /* ***** BEGIN LICENSE BLOCK *****
2  * Version: MPL 1.1
3  * The contents of this file are subject to the Mozilla Public License Version
4  * 1.1 (the "License"); you may not use this file except in compliance with
5  * the License. You may obtain a copy of the License at
6  * http://www.mozilla.org/MPL/
7  *
8  * Software distributed under the License is distributed on an "AS IS" basis,
9  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
10  * for the specific language governing rights and limitations under the
11  * License.
12  *
13  * The Original Code is Riot.
14  *
15  * The Initial Developer of the Original Code is
16  * Neteye GmbH.
17  * Portions created by the Initial Developer are Copyright (C) 2007
18  * the Initial Developer. All Rights Reserved.
19  *
20  * Contributor(s):
21  * Felix Gnass [fgnass at neteye dot de]
22  *
23  * ***** END LICENSE BLOCK ***** */
24 package org.riotfamily.components.context;
25
26 import java.util.HashMap JavaDoc;
27
28 /**
29  * @author Felix Gnass [fgnass at neteye dot de]
30  * @since 6.5
31  */
32 public class PageRequestContexts {
33
34     private long timestamp;
35     
36     private long timeToLive;
37     
38     private HashMap JavaDoc map = new HashMap JavaDoc();
39     
40     public PageRequestContexts(long timeToLive) {
41         this.timestamp = System.currentTimeMillis();
42         this.timeToLive = timeToLive;
43     }
44     
45     public boolean isExpired() {
46         return System.currentTimeMillis() - timestamp > timeToLive;
47     }
48
49     public void touch() {
50         timestamp = System.currentTimeMillis();
51     }
52     
53     public void put(Object JavaDoc key, PageRequestContext context) {
54         map.put(key, context);
55     }
56     
57     public PageRequestContext get(Object JavaDoc key) {
58         return (PageRequestContext) map.get(key);
59     }
60 }
61
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