com.phoenixst.plexus.util
Class AbstractEdgeCollection

java.lang.Object
  java.util.AbstractCollection
      com.phoenixst.plexus.util.AbstractEdgeCollection

All Implemented Interfaces:

Iterable, Collection

public abstract class AbstractEdgeCollection
extends AbstractCollection

An abstract Collection for Graph.Edges to help implement the Graph.edges( Predicate ) method. Any non-abstract extension must implement the iterator() method.

Since:

1.0

Version:

$Revision: 1.6 $

Author:

Ray A. Conner

Constructor Summary

protected

AbstractEdgeCollection(Graph graph) Creates a new AbstractEdgeCollection.

Method Summary

boolean	addAll(Collection collection) Throws an UnsupportedOperationException.
boolean	contains(Object object) This implementation delegates to Graph.containsEdge( Object ).
boolean	isEmpty() This implementation returns true if the iterator().hasNext() returns false.
boolean	remove(Object object) This implementation delegates to Graph.removeEdge( Object ).
int	size() This implementation counts the number of elements accessed by the iterator() method.

Methods inherited from class java.util.AbstractCollection

add, clear, containsAll, iterator, removeAll, retainAll, toArray, toArray, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Collection

equals, hashCode

Constructor Detail

AbstractEdgeCollection

protected AbstractEdgeCollection(Graph graph)

Creates a new AbstractEdgeCollection.

Method Detail

size

public int size()

This implementation counts the number of elements accessed by the iterator() method.

Specified by:

size in interface Collection

Specified by:

size in class AbstractCollection

isEmpty

public boolean isEmpty()

This implementation returns true if the iterator().hasNext() returns false.

Specified by:

isEmpty in interface Collection

Overrides:

isEmpty in class AbstractCollection

remove

public boolean remove(Object object)

This implementation delegates to Graph.removeEdge( Object ).

Specified by:

remove in interface Collection

Overrides:

remove in class AbstractCollection

contains

public boolean contains(Object object)

This implementation delegates to Graph.containsEdge( Object ).

Specified by:

contains in interface Collection

Overrides:

contains in class AbstractCollection

addAll

public boolean addAll(Collection collection)

Throws an UnsupportedOperationException.

Specified by:

addAll in interface Collection

Overrides:

addAll in class AbstractCollection