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Java > Open Source Codes > org > shiftone > cache > decorator > tandem > TandemCacheFactory


1 package org.shiftone.cache.decorator.tandem;
2
3
4
5 import org.shiftone.cache.util.Log;
6 import org.shiftone.cache.CacheFactory;
7 import org.shiftone.cache.Cache;
8
9
10 /**
11  * Creates a single cache that delegates to a pair of different caches.
12  * @version $Revision: 1.1 $
13  * @author $Author: jeffdrost $
14  */
15 public class TandemCacheFactory implements CacheFactory
16 {
17
18     private static final Log LOG = new Log(TandemCacheFactory.class);
19     private boolean allGets = true;
20     private CacheFactory delegateA;
21     private CacheFactory delegateB;
22
23     public Cache newInstance(String JavaDoc cacheName, long timeoutMilliSeconds, int maxSize)
24     {
25
26         Cache cacheA = delegateA.newInstance(cacheName, timeoutMilliSeconds, maxSize);
27         Cache cacheB = delegateB.newInstance(cacheName, timeoutMilliSeconds, maxSize);
28         Cache[] caches = { cacheA, cacheB };
29
30         return (allGets)
31                ? new TandemAllGetsCache(caches)
32                : new TandemCache(caches);
33     }
34
35
36     public boolean isAllGets()
37     {
38         return allGets;
39     }
40
41
42     public void setAllGets(boolean allGets)
43     {
44         this.allGets = allGets;
45     }
46
47
48     public CacheFactory getDelegateA()
49     {
50         return delegateA;
51     }
52
53
54     public void setDelegateA(CacheFactory delegateA)
55     {
56         this.delegateA = delegateA;
57     }
58
59
60     public CacheFactory getDelegateB()
61     {
62         return delegateB;
63     }
64
65
66     public void setDelegateB(CacheFactory delegateB)
67     {
68         this.delegateB = delegateB;
69     }
70 }
71
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