org.apache.jcs.utils.struct
Class LRUMap
java.lang.Object
org.apache.jcs.utils.struct.LRUMap
- All Implemented Interfaces:
- java.util.Map
- public class LRUMap
- extends java.lang.Object
- implements java.util.Map
This is a simple LRUMap. It implements most of the map methods. It is not
recommended that you use any but put, get, remove, and clear.
- Author:
- aaronsm
Nested classes inherited from class java.util.Map |
java.util.Map.Entry |
Field Summary |
protected java.util.Map |
map
Map where items are stored by key |
Constructor Summary |
LRUMap(int maxObjects)
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface java.util.Map |
equals, hashCode |
map
protected java.util.Map map
- Map where items are stored by key
LRUMap
public LRUMap(int maxObjects)
- Parameters:
maxObjects
-
size
public int size()
- Specified by:
size
in interface java.util.Map
clear
public void clear()
- Specified by:
clear
in interface java.util.Map
isEmpty
public boolean isEmpty()
- Specified by:
isEmpty
in interface java.util.Map
containsKey
public boolean containsKey(java.lang.Object key)
- Specified by:
containsKey
in interface java.util.Map
containsValue
public boolean containsValue(java.lang.Object value)
- Specified by:
containsValue
in interface java.util.Map
values
public java.util.Collection values()
- Specified by:
values
in interface java.util.Map
putAll
public void putAll(java.util.Map t)
- Specified by:
putAll
in interface java.util.Map
entrySet
public java.util.Set entrySet()
- Specified by:
entrySet
in interface java.util.Map
keySet
public java.util.Set keySet()
- Specified by:
keySet
in interface java.util.Map
get
public java.lang.Object get(java.lang.Object key)
- Specified by:
get
in interface java.util.Map
getQuiet
public java.lang.Object getQuiet(java.lang.Object key)
- Parameters:
key
-
- Returns:
- Object
remove
public java.lang.Object remove(java.lang.Object key)
- Specified by:
remove
in interface java.util.Map
put
public java.lang.Object put(java.lang.Object key,
java.lang.Object value)
- Specified by:
put
in interface java.util.Map
dumpCacheEntries
public void dumpCacheEntries()
- Dump the cache entries from first to list for debugging.
dumpMap
public void dumpMap()
- Dump the cache map for debugging.
setChunkSize
public void setChunkSize(int chunkSize)
- The chunk size is the number of items to remove when the max is reached.
By default it is 1.
- Parameters:
chunkSize
- The chunkSize to set.
getChunkSize
public int getChunkSize()
- Returns:
- Returns the chunkSize.
getStatistics
public IStats getStatistics()
- Returns:
- IStats
Copyright © 2002-2005 Apache Software Foundation. All Rights Reserved.