gumbo.util
Class GumboCollections.ImmutableCollection

java.lang.Object
  |
  +--gumbo.util.GumboCollections.ImmutableCollection
All Implemented Interfaces:
java.util.Collection
Direct Known Subclasses:
States.ImmutableStateSet
Enclosing class:
GumboCollections

public static class GumboCollections.ImmutableCollection
extends java.lang.Object
implements java.util.Collection

Immutable wrapper for a target collection. Identity (hashCode(), equals()) forwards to the target object, which is possible because target identity is based on contents.


Constructor Summary
GumboCollections.ImmutableCollection(java.util.Collection target)
           
 
Method Summary
 boolean add(java.lang.Object element)
           
 boolean addAll(java.util.Collection c)
           
 void clear()
           
 boolean contains(java.lang.Object elem)
           
 boolean containsAll(java.util.Collection c)
           
 boolean equals(java.lang.Object obj)
           
 int hashCode()
           
 boolean isEmpty()
           
 java.util.Iterator iterator()
           
 boolean remove(java.lang.Object o)
           
 boolean removeAll(java.util.Collection c)
           
 boolean retainAll(java.util.Collection c)
           
 int size()
           
 java.lang.Object[] toArray()
           
 java.lang.Object[] toArray(java.lang.Object[] a)
           
 java.lang.String toString()
           
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
 

Constructor Detail

GumboCollections.ImmutableCollection

public GumboCollections.ImmutableCollection(java.util.Collection target)
Method Detail

add

public boolean add(java.lang.Object element)
Specified by:
add in interface java.util.Collection

addAll

public boolean addAll(java.util.Collection c)
Specified by:
addAll in interface java.util.Collection

clear

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

contains

public boolean contains(java.lang.Object elem)
Specified by:
contains in interface java.util.Collection

containsAll

public boolean containsAll(java.util.Collection c)
Specified by:
containsAll in interface java.util.Collection

iterator

public java.util.Iterator iterator()
Specified by:
iterator in interface java.util.Collection

remove

public boolean remove(java.lang.Object o)
Specified by:
remove in interface java.util.Collection

removeAll

public boolean removeAll(java.util.Collection c)
Specified by:
removeAll in interface java.util.Collection

retainAll

public boolean retainAll(java.util.Collection c)
Specified by:
retainAll in interface java.util.Collection

isEmpty

public boolean isEmpty()
Specified by:
isEmpty in interface java.util.Collection

size

public int size()
Specified by:
size in interface java.util.Collection

toArray

public java.lang.Object[] toArray()
Specified by:
toArray in interface java.util.Collection

toArray

public java.lang.Object[] toArray(java.lang.Object[] a)
Specified by:
toArray in interface java.util.Collection

toString

public java.lang.String toString()
Overrides:
toString in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)
Specified by:
equals in interface java.util.Collection
Overrides:
equals in class java.lang.Object

hashCode

public int hashCode()
Specified by:
hashCode in interface java.util.Collection
Overrides:
hashCode in class java.lang.Object