com.liferay.portal.kernel.util
Class MapBackedSet<E>

java.lang.Object
  extended by java.util.AbstractCollection<E>
      extended by java.util.AbstractSet<E>
          extended by com.liferay.portal.kernel.util.MapBackedSet<E>
All Implemented Interfaces:
java.io.Serializable, java.lang.Iterable<E>, java.util.Collection<E>, java.util.Set<E>
Direct Known Subclasses:
ConcurrentHashSet

public class MapBackedSet<E>
extends java.util.AbstractSet<E>
implements java.io.Serializable

View Source

Author:
Shuyang Zhou
See Also:
Serialized Form

Constructor Summary
MapBackedSet(java.util.Map<E,java.lang.Boolean> backedMap)
           
 
Method Summary
 boolean add(E element)
           
 void clear()
           
 boolean contains(java.lang.Object obj)
           
 boolean containsAll(java.util.Collection<?> collection)
           
 boolean equals(java.lang.Object obj)
           
 int hashCode()
           
 boolean isEmpty()
           
 java.util.Iterator<E> iterator()
           
 boolean remove(java.lang.Object obj)
           
 boolean removeAll(java.util.Collection<?> collection)
           
 boolean retainAll(java.util.Collection<?> collection)
           
 int size()
           
 java.lang.Object[] toArray()
           
<T> T[]
toArray(T[] array)
           
 java.lang.String toString()
           
 
Methods inherited from class java.util.AbstractCollection
addAll
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface java.util.Set
addAll
 

Constructor Detail

MapBackedSet

public MapBackedSet(java.util.Map<E,java.lang.Boolean> backedMap)
Method Detail

add

public boolean add(E element)
Specified by:
add in interface java.util.Collection<E>
Specified by:
add in interface java.util.Set<E>
Overrides:
add in class java.util.AbstractCollection<E>

clear

public void clear()
Specified by:
clear in interface java.util.Collection<E>
Specified by:
clear in interface java.util.Set<E>
Overrides:
clear in class java.util.AbstractCollection<E>

contains

public boolean contains(java.lang.Object obj)
Specified by:
contains in interface java.util.Collection<E>
Specified by:
contains in interface java.util.Set<E>
Overrides:
contains in class java.util.AbstractCollection<E>

containsAll

public boolean containsAll(java.util.Collection<?> collection)
Specified by:
containsAll in interface java.util.Collection<E>
Specified by:
containsAll in interface java.util.Set<E>
Overrides:
containsAll in class java.util.AbstractCollection<E>

equals

public boolean equals(java.lang.Object obj)
Specified by:
equals in interface java.util.Collection<E>
Specified by:
equals in interface java.util.Set<E>
Overrides:
equals in class java.util.AbstractSet<E>

hashCode

public int hashCode()
Specified by:
hashCode in interface java.util.Collection<E>
Specified by:
hashCode in interface java.util.Set<E>
Overrides:
hashCode in class java.util.AbstractSet<E>

isEmpty

public boolean isEmpty()
Specified by:
isEmpty in interface java.util.Collection<E>
Specified by:
isEmpty in interface java.util.Set<E>
Overrides:
isEmpty in class java.util.AbstractCollection<E>

iterator

public java.util.Iterator<E> iterator()
Specified by:
iterator in interface java.lang.Iterable<E>
Specified by:
iterator in interface java.util.Collection<E>
Specified by:
iterator in interface java.util.Set<E>
Specified by:
iterator in class java.util.AbstractCollection<E>

remove

public boolean remove(java.lang.Object obj)
Specified by:
remove in interface java.util.Collection<E>
Specified by:
remove in interface java.util.Set<E>
Overrides:
remove in class java.util.AbstractCollection<E>

removeAll

public boolean removeAll(java.util.Collection<?> collection)
Specified by:
removeAll in interface java.util.Collection<E>
Specified by:
removeAll in interface java.util.Set<E>
Overrides:
removeAll in class java.util.AbstractSet<E>

retainAll

public boolean retainAll(java.util.Collection<?> collection)
Specified by:
retainAll in interface java.util.Collection<E>
Specified by:
retainAll in interface java.util.Set<E>
Overrides:
retainAll in class java.util.AbstractCollection<E>

size

public int size()
Specified by:
size in interface java.util.Collection<E>
Specified by:
size in interface java.util.Set<E>
Specified by:
size in class java.util.AbstractCollection<E>

toArray

public java.lang.Object[] toArray()
Specified by:
toArray in interface java.util.Collection<E>
Specified by:
toArray in interface java.util.Set<E>
Overrides:
toArray in class java.util.AbstractCollection<E>

toArray

public <T> T[] toArray(T[] array)
Specified by:
toArray in interface java.util.Collection<E>
Specified by:
toArray in interface java.util.Set<E>
Overrides:
toArray in class java.util.AbstractCollection<E>

toString

public java.lang.String toString()
Overrides:
toString in class java.util.AbstractCollection<E>