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1   package org.apache.commons.jcs.admin;
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 java.beans.ConstructorProperties;
23  
24  
25  /**
26   * Stores info on a cache element for the template
27   */
28  public class CacheElementInfo
29  {
30      /** element key */
31      private final String key;
32  
33      /** is it eternal */
34      private final boolean eternal;
35  
36      /** when it was created */
37      private final String createTime;
38  
39      /** max life */
40      private final long maxLifeSeconds;
41  
42      /** when it will expire */
43      private final long expiresInSeconds;
44  
45      /**
46       * Parameterized constructor
47       *
48  	 * @param key element key
49  	 * @param eternal is it eternal
50  	 * @param createTime when it was created
51  	 * @param maxLifeSeconds max life
52  	 * @param expiresInSeconds when it will expire
53  	 */
54      @ConstructorProperties({"key", "eternal", "createTime", "maxLifeSeconds", "expiresInSeconds"})
55      public CacheElementInfo(String key, boolean eternal, String createTime,
56  			long maxLifeSeconds, long expiresInSeconds)
57      {
58  		super();
59  		this.key = key;
60  		this.eternal = eternal;
61  		this.createTime = createTime;
62  		this.maxLifeSeconds = maxLifeSeconds;
63  		this.expiresInSeconds = expiresInSeconds;
64  	}
65  
66  	/**
67       * @return a string representation of the key
68       */
69      public String getKey()
70      {
71          return this.key;
72      }
73  
74      /**
75       * @return true if the item does not expire
76       */
77      public boolean isEternal()
78      {
79          return this.eternal;
80      }
81  
82      /**
83       * @return the time the object was created
84       */
85      public String getCreateTime()
86      {
87          return this.createTime;
88      }
89  
90      /**
91       * Ignored if isEternal
92       * @return the longest this object can live.
93       */
94      public long getMaxLifeSeconds()
95      {
96          return this.maxLifeSeconds;
97      }
98  
99      /**
100      * Ignored if isEternal
101      * @return how many seconds until this object expires.
102      */
103     public long getExpiresInSeconds()
104     {
105         return this.expiresInSeconds;
106     }
107 
108     /**
109      * @return string info on the item
110      */
111     @Override
112     public String toString()
113     {
114         StringBuilder buf = new StringBuilder();
115         buf.append( "\nCacheElementInfo " );
116         buf.append( "\n Key [" ).append( getKey() ).append( "]" );
117         buf.append( "\n Eternal [" ).append( isEternal() ).append( "]" );
118         buf.append( "\n CreateTime [" ).append( getCreateTime() ).append( "]" );
119         buf.append( "\n MaxLifeSeconds [" ).append( getMaxLifeSeconds() ).append( "]" );
120         buf.append( "\n ExpiresInSeconds [" ).append( getExpiresInSeconds() ).append( "]" );
121 
122         return buf.toString();
123     }
124 }