1 package org.apache.commons.jcs.engine;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import org.apache.commons.jcs.engine.behavior.ICacheElementSerialized;
23 import org.apache.commons.jcs.engine.behavior.IElementAttributes;
24
25 import java.util.Arrays;
26
27 /** Either serialized value or the value should be null; */
28 public class CacheElementSerialized<K, V>
29 extends CacheElement<K, V>
30 implements ICacheElementSerialized<K, V>
31 {
32 /** Don't change. */
33 private static final long serialVersionUID = -7265084818647601874L;
34
35 /** The serialized value. */
36 private final byte[] serializedValue;
37
38 /**
39 * Constructs a usable wrapper.
40 * <p>
41 * @param cacheNameArg
42 * @param keyArg
43 * @param serializedValueArg
44 * @param elementAttributesArg
45 */
46 public CacheElementSerialized( String cacheNameArg, K keyArg, byte[] serializedValueArg,
47 IElementAttributes elementAttributesArg )
48 {
49 super(cacheNameArg, keyArg, null, elementAttributesArg);
50 this.serializedValue = serializedValueArg;
51 }
52
53 /** @return byte[] */
54 @Override
55 public byte[] getSerializedValue()
56 {
57 return this.serializedValue;
58 }
59
60 /**
61 * For debugging only.
62 * <p>
63 * @return debugging string.
64 */
65 @Override
66 public String toString()
67 {
68 StringBuilder buf = new StringBuilder();
69 buf.append( "\n CacheElementSerialized: " );
70 buf.append( "\n CacheName = [" + getCacheName() + "]" );
71 buf.append( "\n Key = [" + getKey() + "]" );
72 buf.append( "\n SerializedValue = " + Arrays.toString(getSerializedValue()) );
73 buf.append( "\n ElementAttributes = " + getElementAttributes() );
74 return buf.toString();
75 }
76
77 }