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Java > Open Source Codes > org > ofbiz > base > util > cache > CacheSoftReference


1 /*
2  * $Id: CacheSoftReference.java 5462 2005-08-05 18:35:48Z jonesde $
3  *
4  * Copyright (c) 2004 The Open For Business Project - www.ofbiz.org
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included
14  * in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
20  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
21  * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
22  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23  *
24  */
25 package org.ofbiz.base.util.cache;
26
27 import java.lang.ref.SoftReference JavaDoc;
28 import java.lang.ref.ReferenceQueue JavaDoc;
29 import java.io.Serializable JavaDoc;
30
31 import org.ofbiz.base.util.Debug;
32
33 /**
34  *
35  * @author <a HREF="mailto:jaz@ofbiz.org">Andy Zeneski</a>
36  * @version $Rev: 5462 $
37  * @since 3.2
38  */
39 public class CacheSoftReference extends SoftReference JavaDoc implements Serializable JavaDoc {
40
41     public static final String JavaDoc module = CacheSoftReference.class.getName();
42
43     public CacheSoftReference(Object JavaDoc o) {
44         super(o);
45     }
46
47     public CacheSoftReference(Object JavaDoc o, ReferenceQueue JavaDoc referenceQueue) {
48         super(o, referenceQueue);
49     }
50
51     public void clear() {
52         if (Debug.verboseOn()) {
53             Debug.logVerbose(new Exception JavaDoc("UtilCache.CacheSoftRef.clear()"), "Clearing UtilCache SoftReference - " + get(), module);
54         }
55         super.clear();
56     }
57
58     public void finalize() throws Throwable JavaDoc {
59         if (Debug.verboseOn()) {
60             Debug.logVerbose(new Exception JavaDoc("UtilCache.CacheSoftRef.finalize()"), "Finalize UtilCache SoftReference - " + get(), module);
61         }
62         super.finalize();
63     }
64 }
65
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