org.apache.lenya.util
Class CacheMap

java.lang.Object
  java.util.AbstractMap
      java.util.HashMap
          org.apache.lenya.util.CacheMap

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.util.Map, org.apache.avalon.framework.logger.LogEnabled

public class CacheMap
extends java.util.HashMap
implements org.apache.avalon.framework.logger.LogEnabled

A map with a maximum capacity. When the map is full, the oldest entry is removed.

See Also:

Serialized Form

Constructor Summary

CacheMap(int _capacity, org.apache.avalon.framework.logger.Logger logger)
Ctor.

Method Summary

void	enableLogging(org.apache.avalon.framework.logger.Logger logger)
java.lang.Object	get(java.lang.Object key)
protected org.apache.avalon.framework.logger.Logger	getLogger()
java.lang.Object	put(java.lang.Object key, java.lang.Object value)

Methods inherited from class java.util.HashMap

clear, clone, containsKey, containsValue, entrySet, isEmpty, keySet, putAll, remove, size, values

Methods inherited from class java.util.AbstractMap

equals, hashCode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

equals, hashCode

Constructor Detail

CacheMap

public CacheMap(int _capacity,
                org.apache.avalon.framework.logger.Logger logger)

Ctor.

Parameters:

_capacity - The maximum number of entries.

logger - The logger.

Method Detail

put

public java.lang.Object put(java.lang.Object key,
                            java.lang.Object value)

Specified by:

put in interface java.util.Map

Overrides:

put in class java.util.HashMap

See Also:

Map.put(Object, Object)

get

public java.lang.Object get(java.lang.Object key)

Specified by:

get in interface java.util.Map

Overrides:

get in class java.util.HashMap

See Also:

Map.get(java.lang.Object)

getLogger

protected org.apache.avalon.framework.logger.Logger getLogger()

enableLogging

public void enableLogging(org.apache.avalon.framework.logger.Logger logger)

Specified by:

enableLogging in interface org.apache.avalon.framework.logger.LogEnabled