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java.util
Interface Map<K,V>

All Known Subinterfaces:
ConcurrentMap<K,V>, SortedMap<K,V>
All Known Implementing Classes:
AbstractMap, Attributes, AuthProvider, ConcurrentHashMap, EnumMap, HashMap, Hashtable, IdentityHashMap, LinkedHashMap, PrinterStateReasons, Properties, Provider, RenderingHints, TabularDataSupport, TreeMap, UIDefaults, WeakHashMap
See Also:
Top Examples, Source Code, Object.hashCode(), contains(Object key), equals, putAll(Map), Collection, Set
void clear()
See Also:
UnsupportedOperationException
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boolean containsKey(Object key)
See Also:
NullPointerException, ClassCastException
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boolean containsValue(Object value)
See Also:
NullPointerException, ClassCastException
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Set<Map.Entry<K,V>> entrySet()
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[313]Loop through a Map entries
By Anonymous on 2005/09/10 10:13:08  Rate
for  ( Iterator iterator = aMap.entrySet (  ) .iterator (  ) ; iterator.hasNext (  ) ; )   {  
     Map.Entry entry =  ( Map.Entry )  iterator.next (  ) ; 
     String key =  ( String ) entry.getKey (  ) ; 
     String value =  ( String ) entry.getValue (  ) ; 
  } 
boolean equals(Object o)
See Also:
Hashtable, Object.hashCode()
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V get(Object key)
See Also:
containsKey(Object), NullPointerException, ClassCastException
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int hashCode()
See Also:
equals(Object), Object.equals(Object)
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boolean isEmpty()
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Set<K> keySet()
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[361]Loop through a Map keys
By Anonymous on 2003/08/20 12:58:24  Rate
//ssMap is populated Map  
 Iterator it = ssMap.keySet (  ) .iterator (  ) ; 
 while (  it.hasNext (  )   )   {  
     Foo foo =  ( Foo )  it.next (  ) ; 
     System.out.println ( ssMap.get ( foo )  ) ; 
  
  
  } 
public Object put(Object key,
                  Object value)
See Also:
NullPointerException, IllegalArgumentException, ClassCastException, UnsupportedOperationException
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V put(K key,
      V value)
See Also:
NullPointerException, IllegalArgumentException, ClassCastException, UnsupportedOperationException, m.containsKey(k)
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void putAll(Map<? extends K,? extends V> t)
See Also:
NullPointerException, IllegalArgumentException, ClassCastException, UnsupportedOperationException, put(k, v)
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[553]Merge two maps
By Hongyi Jiang on 2004/09/15 18:04:33  Rate
static Map newAttributeMap ( Map defaults, Map overrides )   {  
  
  
     Map result = new HashMap ( defaults ) ; 
  
  
     result.putAll ( overrides ) ; 
  
  
     return result; 
  
  
  } 
V remove(Object key)
See Also:
UnsupportedOperationException, NullPointerException, ClassCastException
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int size()
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Collection<V> values()
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