org.mmbase.cache
Class MultilevelCacheHandler

java.lang.Object
  |
  +--java.util.Dictionary
        |
        +--java.util.Hashtable
              |
              +--org.mmbase.util.LRUHashtable
                    |
                    +--org.mmbase.cache.MultilevelCacheHandler

All Implemented Interfaces:

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

public class MultilevelCacheHandler

extends LRUHashtable

This object handles cache multilevel tag cache requests. it removed invalid lines adding listeners to builders used in the multilevel query's

Author:

Daniel Ockeloen

See Also:

Serialized Form

Inner classes inherited from class java.util.Map

java.util.Map.Entry

Constructor Summary

MultilevelCacheHandler(java.lang.String name, int size)

Method Summary

java.lang.Integer	calcHashMultiLevel(StringTagger tagger) support methode, creates a hashcode for all the parameters in a multilevel request comming from the mmci
void	callbackRemove(java.lang.Object key)
java.lang.Object	get(java.lang.Object key) Retrieve an element from the table.
static MultilevelCacheHandler	getCache(java.lang.String name)
static boolean	isActive()
java.lang.Object	put(java.lang.Object hash, java.lang.Object o, java.util.Vector types, StringTagger tagger)
java.lang.Object	remove(java.lang.Object key) Remove an element from the table.
static void	setMMBase(MMBase m)
static void	setState(boolean s)

Methods inherited from class org.mmbase.util.LRUHashtable

clear, clone, contains, containsKey, elements, getCount, getHits, getMisses, getOrderedElements, getOrderedElements, getPuts, getRatio, getSize, getStats, isEmpty, keys, put, setSize, size, toString, toString

Methods inherited from class java.util.Hashtable

containsValue, entrySet, equals, hashCode, keySet, putAll, rehash, values

Methods inherited from class java.lang.Object

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

Constructor Detail

MultilevelCacheHandler

public MultilevelCacheHandler(java.lang.String name,
                              int size)

Method Detail

put

public java.lang.Object put(java.lang.Object hash,
                            java.lang.Object o,
                            java.util.Vector types,
                            StringTagger tagger)

setMMBase

public static void setMMBase(MMBase m)

getCache

public static MultilevelCacheHandler getCache(java.lang.String name)

get

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

Description copied from class: LRUHashtable

Retrieve an element from the table.

Overrides:

get in class LRUHashtable

Following copied from class: org.mmbase.util.LRUHashtable

Returns:

the value of the element, or null if it could not be found

remove

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

Description copied from class: LRUHashtable

Remove an element from the table.

Overrides:

remove in class LRUHashtable

Following copied from class: org.mmbase.util.LRUHashtable

Returns:

the original value of the element if it existed, null if it could not be found

callbackRemove

public void callbackRemove(java.lang.Object key)

calcHashMultiLevel

public java.lang.Integer calcHashMultiLevel(StringTagger tagger)

support methode, creates a hashcode for all the parameters in a multilevel request comming from the mmci

setState

public static void setState(boolean s)

isActive

public static boolean isActive()