net.fortuna.mstor.util
Class Cache

java.lang.Object
  java.util.AbstractMap<K,V>
      java.util.HashMap<K,V>
          java.util.LinkedHashMap
              net.fortuna.mstor.util.Cache

All Implemented Interfaces:

Serializable, Cloneable, Map

public class Cache
extends LinkedHashMap

Implements a very rudimentary cache.

Author:

benfortuna

See Also:

Serialized Form

Constructor Summary

Cache()
Constructor.

Cache(int maxEntries)
Constructor.

Cache(int initialCapacity, float loadFactor, boolean accessOrder, int maxEntries)
Constructor.

Cache(int initialCapacity, float loadFactor, int maxEntries)
Constructor.

Cache(int initialCapacity, int maxEntries)
Constructor.

Cache(Map m, int maxEntries)
Constructor.

Method Summary

protected boolean

removeEldestEntry(Map.Entry entry)

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

Cache

public Cache()

Constructor.

Cache

public Cache(int maxEntries)

Constructor.

Parameters:

maxEntries -

Cache

public Cache(int initialCapacity,
             int maxEntries)

Constructor.

Parameters:

initialCapacity -

maxEntries -

Cache

public Cache(int initialCapacity,
             float loadFactor,
             int maxEntries)

Constructor.

Parameters:

initialCapacity -

loadFactor -

maxEntries -

Cache

public Cache(int initialCapacity,
             float loadFactor,
             boolean accessOrder,
             int maxEntries)

Constructor.

Parameters:

initialCapacity -

loadFactor -

accessOrder -

maxEntries -

Cache

public Cache(Map m,
             int maxEntries)

Constructor.

Parameters:

m -

maxEntries -

Method Detail

removeEldestEntry

protected final boolean removeEldestEntry(Map.Entry entry)

Overrides:

removeEldestEntry in class LinkedHashMap