org.alfresco.util

Class MaxSizeMap

java.lang.Object

java.util.AbstractMap

java.util.HashMap

java.util.LinkedHashMap

org.alfresco.util.MaxSizeMap

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.util.Map

public class MaxSizeMap
extends java.util.LinkedHashMap

Map that ejects the last recently accessed or inserted element(s) to keep the size to a specified maximum.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

java.util.AbstractMap.SimpleEntry, java.util.AbstractMap.SimpleImmutableEntry

Constructor Summary

Constructors

Constructor and Description
MaxSizeMap(int maxSize, boolean accessOrder)

Method Summary

Methods

Modifier and Type	Method and Description
protected boolean	removeEldestEntry(java.util.Map.Entry eldest)

Methods inherited from class java.util.LinkedHashMap

clear, containsValue, get

Methods inherited from class java.util.HashMap

clone, containsKey, entrySet, isEmpty, keySet, put, 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

containsKey, entrySet, equals, hashCode, isEmpty, keySet, put, putAll, remove, size, values

Constructor Detail

MaxSizeMap

public MaxSizeMap(int maxSize,
          boolean accessOrder)

Parameters:

maxSize - maximum size of the map.

accessOrder - true for access-order, false for insertion-order.

Method Detail

removeEldestEntry

protected boolean removeEldestEntry(java.util.Map.Entry eldest)

Overrides:

removeEldestEntry in class java.util.LinkedHashMap