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org.apache.jcs.engine.CacheAdaptor |
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1 | package org.apache.jcs.engine; |
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2 | ||
3 | /* |
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4 | * Licensed to the Apache Software Foundation (ASF) under one |
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5 | * or more contributor license agreements. See the NOTICE file |
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6 | * distributed with this work for additional information |
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7 | * regarding copyright ownership. The ASF licenses this file |
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8 | * to you under the Apache License, Version 2.0 (the |
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9 | * "License"); you may not use this file except in compliance |
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10 | * with the License. You may obtain a copy of the License at |
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11 | * |
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12 | * http://www.apache.org/licenses/LICENSE-2.0 |
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13 | * |
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14 | * Unless required by applicable law or agreed to in writing, |
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15 | * software distributed under the License is distributed on an |
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16 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
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17 | * KIND, either express or implied. See the License for the |
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18 | * specific language governing permissions and limitations |
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19 | * under the License. |
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20 | */ |
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21 | ||
22 | import java.io.IOException; |
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23 | import java.io.Serializable; |
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24 | ||
25 | import org.apache.commons.logging.Log; |
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26 | import org.apache.commons.logging.LogFactory; |
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27 | import org.apache.jcs.engine.behavior.ICache; |
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28 | import org.apache.jcs.engine.behavior.ICacheElement; |
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29 | import org.apache.jcs.engine.behavior.ICacheListener; |
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30 | ||
31 | /** |
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32 | * Used for Cache-to-Cache messaging purposes. These are used in the balking |
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33 | * facades in the lateral and remote caches. |
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34 | */ |
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35 | public class CacheAdaptor |
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36 | implements ICacheListener |
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37 | { |
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38 | 54 | private final static Log log = LogFactory.getLog( CacheAdaptor.class ); |
39 | ||
40 | private final ICache cache; |
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41 | ||
42 | /** The unique id of this listner. */ |
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43 | 96 | protected long listenerId = 0; |
44 | ||
45 | /** |
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46 | * Sets the listenerId attribute of the CacheAdaptor object |
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47 | * <p> |
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48 | * @param id |
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49 | * The new listenerId value |
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50 | * @throws IOException |
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51 | */ |
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52 | public void setListenerId( long id ) |
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53 | throws IOException |
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54 | { |
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55 | 0 | this.listenerId = id; |
56 | 0 | log.debug( "listenerId = " + id ); |
57 | 0 | } |
58 | ||
59 | /** |
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60 | * Gets the listenerId attribute of the CacheAdaptor object |
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61 | * <p> |
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62 | * @return The listenerId value |
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63 | * @throws IOException |
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64 | */ |
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65 | public long getListenerId() |
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66 | throws IOException |
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67 | { |
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68 | 0 | return this.listenerId; |
69 | } |
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70 | ||
71 | /** |
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72 | * Constructor for the CacheAdaptor object |
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73 | * @param cache |
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74 | */ |
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75 | public CacheAdaptor( ICache cache ) |
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76 | 96 | { |
77 | 96 | this.cache = cache; |
78 | 96 | } |
79 | ||
80 | /** |
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81 | * Puts an item into the cache. |
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82 | * <p> |
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83 | * @param item |
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84 | * @throws IOException |
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85 | */ |
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86 | public void handlePut( ICacheElement item ) |
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87 | throws IOException |
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88 | { |
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89 | try |
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90 | { |
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91 | 774 | cache.update( item ); |
92 | } |
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93 | 0 | catch ( Exception e ) |
94 | { |
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95 | // swallow |
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96 | 774 | } |
97 | 774 | } |
98 | ||
99 | /* |
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100 | * (non-Javadoc) |
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101 | * @see org.apache.jcs.engine.behavior.ICacheListener#handleRemove(java.lang.String, |
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102 | * java.io.Serializable) |
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103 | */ |
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104 | public void handleRemove( String cacheName, Serializable key ) |
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105 | throws IOException |
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106 | { |
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107 | 14 | cache.remove( key ); |
108 | 14 | } |
109 | ||
110 | /* |
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111 | * (non-Javadoc) |
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112 | * @see org.apache.jcs.engine.behavior.ICacheListener#handleRemoveAll(java.lang.String) |
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113 | */ |
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114 | public void handleRemoveAll( String cacheName ) |
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115 | throws IOException |
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116 | { |
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117 | 0 | cache.removeAll(); |
118 | 0 | } |
119 | ||
120 | /* |
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121 | * (non-Javadoc) |
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122 | * @see org.apache.jcs.engine.behavior.ICacheListener#handleDispose(java.lang.String) |
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123 | */ |
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124 | public void handleDispose( String cacheName ) |
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125 | throws IOException |
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126 | { |
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127 | 0 | cache.dispose(); |
128 | 0 | } |
129 | } |
This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |