Coverage report

  %line %branch
org.apache.jcs.auxiliary.disk.LRUMapJCS
56% 
90% 

 1   
 package org.apache.jcs.auxiliary.disk;
 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.logging.Log;
 23   
 import org.apache.commons.logging.LogFactory;
 24   
 import org.apache.jcs.utils.struct.LRUMap;
 25   
 
 26   
 /**
 27   
  * Extension of LRUMap for logging of removals. Can switch this back to a HashMap easily. This
 28   
  * provides some abstraction. It also makes it easy to log overflow.
 29   
  */
 30   
 public class LRUMapJCS
 31   
     extends LRUMap
 32   
 {
 33   
     /** Don't change */
 34   
     private static final long serialVersionUID = 776964015449842672L;
 35   
 
 36   
     /** The logger */
 37  264 
     private static final Log log = LogFactory.getLog( LRUMapJCS.class );
 38   
 
 39   
     /**
 40   
      * This creates an unbounded version.
 41   
      */
 42   
     public LRUMapJCS()
 43   
     {
 44  0 
         super();
 45  0 
     }
 46   
 
 47   
     /**
 48   
      * This creates a list bounded by the max key size argument. The Boundary is enforces by an LRU
 49   
      * eviction policy.
 50   
      * <p>
 51   
      * This is used in the Disk cache to store keys and purgatory elements if a boundary is
 52   
      * requested.
 53   
      * <p>
 54   
      * The LRU memory cache uses its own LRU implementation.
 55   
      * <p>
 56   
      * @param maxKeySize
 57   
      */
 58   
     public LRUMapJCS( int maxKeySize )
 59   
     {
 60  1203 
         super( maxKeySize );
 61  1203 
     }
 62   
 
 63   
     /**
 64   
      * This is called when an item is removed from the LRU. We just log some information.
 65   
      * <p>
 66   
      * @param key
 67   
      * @param value
 68   
      */
 69   
     protected void processRemovedLRU( Object key, Object value )
 70   
     {
 71  6564 
         if ( log.isDebugEnabled() )
 72   
         {
 73  0 
             log.debug( "Removing key [" + key + "] from key store, value [" + value + "]" );
 74  0 
             log.debug( "Key store size [" + this.size() + "]" );
 75   
         }
 76  6564 
     }
 77   
 }

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