java.util
Class HashMap

java.lang.Object
  |
  +--java.util.HashMap
All Implemented Interfaces:
Map
Direct Known Subclasses:
LinkedHashMap

public class HashMap
extends Object
implements Map


Constructor Summary
HashMap()
           
 
Method Summary
 boolean containsKey(Object key)
           
 Object get(Object key)
           
 Set keySet()
           
 Object put(Object key, Object value)
           
 int size()
           
 
Methods inherited from class java.lang.Object
equals, hashCode, toString
 

Constructor Detail

HashMap

public HashMap()
Method Detail

put

public Object put(Object key,
                  Object value)
Specified by:
put in interface Map

get

public Object get(Object key)
Specified by:
get in interface Map

containsKey

public boolean containsKey(Object key)
Specified by:
containsKey in interface Map

size

public int size()
Specified by:
size in interface Map

keySet

public Set keySet()
Specified by:
keySet in interface Map