org.apache.openjpa.lib.util
Class OrderedMap<K,V>

java.lang.Object
  extended by org.apache.openjpa.lib.util.OrderedMap<K,V>
All Implemented Interfaces:
java.io.Serializable, java.util.Map<K,V>

public class OrderedMap<K,V>
extends java.lang.Object
implements java.util.Map<K,V>, java.io.Serializable

A Map with predictable iteration order.

Since:
2.0.0
Author:
Pinaki Poddar
See Also:
Serialized Form

Nested Class Summary
 
Nested classes/interfaces inherited from interface java.util.Map
java.util.Map.Entry<K,V>
 
Constructor Summary
OrderedMap()
          Construct with predictable insertion order.
OrderedMap(boolean lru)
          Construct with predictable iteration order.
 
Method Summary
 void clear()
           
 boolean containsKey(java.lang.Object key)
           
 boolean containsValue(java.lang.Object value)
           
 java.util.Set<java.util.Map.Entry<K,V>> entrySet()
           
 V get(java.lang.Object key)
           
 int indexOf(java.lang.Object key)
           
 boolean isEmpty()
           
 java.util.Set<K> keySet()
           
 V put(K key, V value)
           
 void putAll(java.util.Map<? extends K,? extends V> m)
           
 V remove(java.lang.Object key)
           
 int size()
           
 java.util.Collection<V> values()
           
 
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
 

Constructor Detail

OrderedMap

public OrderedMap()
Construct with predictable insertion order.


OrderedMap

public OrderedMap(boolean lru)
Construct with predictable iteration order.

Parameters:
lru - if true the iterator order is based on last access, false for order of insertion.
Method Detail

indexOf

public int indexOf(java.lang.Object key)

clear

public void clear()
Specified by:
clear in interface java.util.Map<K,V>

containsKey

public boolean containsKey(java.lang.Object key)
Specified by:
containsKey in interface java.util.Map<K,V>

containsValue

public boolean containsValue(java.lang.Object value)
Specified by:
containsValue in interface java.util.Map<K,V>

entrySet

public java.util.Set<java.util.Map.Entry<K,V>> entrySet()
Specified by:
entrySet in interface java.util.Map<K,V>

get

public V get(java.lang.Object key)
Specified by:
get in interface java.util.Map<K,V>

isEmpty

public boolean isEmpty()
Specified by:
isEmpty in interface java.util.Map<K,V>

keySet

public java.util.Set<K> keySet()
Specified by:
keySet in interface java.util.Map<K,V>

put

public V put(K key,
             V value)
Specified by:
put in interface java.util.Map<K,V>

putAll

public void putAll(java.util.Map<? extends K,? extends V> m)
Specified by:
putAll in interface java.util.Map<K,V>

remove

public V remove(java.lang.Object key)
Specified by:
remove in interface java.util.Map<K,V>

size

public int size()
Specified by:
size in interface java.util.Map<K,V>

values

public java.util.Collection<V> values()
Specified by:
values in interface java.util.Map<K,V>