webwork.action
Class SingleValueMap

java.lang.Object
  extended bywebwork.action.SingleValueMap
All Implemented Interfaces:
java.util.Map, java.io.Serializable

public class SingleValueMap
extends java.lang.Object
implements java.util.Map, java.io.Serializable

A Map that can be used to wrap a map whose values are object arrays. This wrapper will then allow one to access only the first object of those arrays. A common usage is to use this wrap the Map received through the ParameterAware interface.

Author:
Rickard Öberg (rickard@middleware-company.com)
See Also:
ParameterAware, Serialized Form

Nested Class Summary
 
Nested classes inherited from class java.util.Map
java.util.Map.Entry
 
Constructor Summary
SingleValueMap(java.util.Map m)
           
 
Method Summary
 void clear()
           
 boolean containsKey(java.lang.Object key)
           
 boolean containsValue(java.lang.Object value)
           
 java.util.Set entrySet()
           
 java.lang.Object get(java.lang.Object key)
           
 boolean isEmpty()
           
 java.util.Set keySet()
           
 java.lang.Object put(java.lang.Object key, java.lang.Object value)
           
 void putAll(java.util.Map map)
           
 java.lang.Object remove(java.lang.Object key)
           
 int size()
           
 java.util.Collection 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

SingleValueMap

public SingleValueMap(java.util.Map m)
Method Detail

size

public int size()
Specified by:
size 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

get

public java.lang.Object get(java.lang.Object key)
Specified by:
get 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

remove

public java.lang.Object remove(java.lang.Object key)
Specified by:
remove in interface java.util.Map

putAll

public void putAll(java.util.Map map)
Specified by:
putAll in interface java.util.Map

clear

public void clear()
Specified by:
clear in interface java.util.Map

keySet

public java.util.Set keySet()
Specified by:
keySet in interface java.util.Map

entrySet

public java.util.Set entrySet()
Specified by:
entrySet in interface java.util.Map

values

public java.util.Collection values()
Specified by:
values in interface java.util.Map


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