org.apache.openjpa.lib.util
Class LRUMap
java.lang.Object
java.util.AbstractMap
org.apache.commons.collections.map.AbstractHashedMap
org.apache.commons.collections.map.AbstractLinkedMap
org.apache.commons.collections.map.LRUMap
org.apache.openjpa.lib.util.LRUMap
- All Implemented Interfaces:
- Serializable, Cloneable, Map, BoundedMap, IterableMap, OrderedMap, SizedMap
public class LRUMap
- extends LRUMap
- implements SizedMap
Extension of the commons LRUMap
that can change its
maximum size.
- Author:
- Abe White
- See Also:
- Serialized Form
Nested classes/interfaces inherited from interface java.util.Map |
Map.Entry<K,V> |
Fields inherited from class org.apache.commons.collections.map.AbstractHashedMap |
data, DEFAULT_CAPACITY, DEFAULT_LOAD_FACTOR, DEFAULT_THRESHOLD, entrySet, GETKEY_INVALID, GETVALUE_INVALID, keySet, loadFactor, MAXIMUM_CAPACITY, modCount, NO_NEXT_ENTRY, NO_PREVIOUS_ENTRY, NULL, REMOVE_INVALID, SETVALUE_INVALID, size, threshold, values |
Methods inherited from class org.apache.commons.collections.map.AbstractLinkedMap |
addEntry, clear, containsValue, createEntry, createEntrySetIterator, createKeySetIterator, createValuesIterator, entryAfter, entryBefore, firstKey, getEntry, init, lastKey, mapIterator, nextKey, orderedMapIterator, previousKey, removeEntry |
Methods inherited from class org.apache.commons.collections.map.AbstractHashedMap |
calculateNewCapacity, calculateThreshold, checkCapacity, containsKey, convertKey, destroyEntry, ensureCapacity, entryHashCode, entryKey, entryNext, entrySet, entryValue, equals, getEntry, hash, hashCode, hashIndex, isEmpty, isEqualKey, isEqualValue, keySet, put, putAll, remove, removeMapping, reuseEntry, size, toString, values |
Methods inherited from interface java.util.Map |
clear, containsKey, containsValue, entrySet, equals, get, hashCode, isEmpty, keySet, put, putAll, remove, size, values |
LRUMap
public LRUMap()
LRUMap
public LRUMap(int initCapacity)
LRUMap
public LRUMap(int initCapacity,
float loadFactor)
LRUMap
public LRUMap(Map map)
getMaxSize
public int getMaxSize()
- Description copied from interface:
SizedMap
- The maximum number of entries, or Integer.MAX_VALUE for no limit.
- Specified by:
getMaxSize
in interface SizedMap
setMaxSize
public void setMaxSize(int max)
- Description copied from interface:
SizedMap
- The maximum number of entries, or Integer.MAX_VALUE for no limit.
- Specified by:
setMaxSize
in interface SizedMap
overflowRemoved
public void overflowRemoved(Object key,
Object value)
- Description copied from interface:
SizedMap
- Overridable callback for when an overflow entry is automatically removed.
- Specified by:
overflowRemoved
in interface SizedMap
maxSize
public int maxSize()
- Specified by:
maxSize
in interface BoundedMap
- Overrides:
maxSize
in class LRUMap
isFull
public boolean isFull()
- Description copied from interface:
SizedMap
- Whether the map is full.
- Specified by:
isFull
in interface BoundedMap
- Specified by:
isFull
in interface SizedMap
- Overrides:
isFull
in class LRUMap
removeLRU
protected boolean removeLRU(AbstractLinkedMap.LinkEntry entry)
- Overrides:
removeLRU
in class LRUMap
doWriteObject
protected void doWriteObject(ObjectOutputStream out)
throws IOException
- Overrides:
doWriteObject
in class LRUMap
- Throws:
IOException
doReadObject
protected void doReadObject(ObjectInputStream in)
throws IOException,
ClassNotFoundException
- Overrides:
doReadObject
in class LRUMap
- Throws:
IOException
ClassNotFoundException
Copyright © 2006-2011 Apache Software Foundation. All Rights Reserved.