org.netbeans.mdr.persistence.btreeimpl.btreeindex
Class BtreeKeySet

java.lang.Object
  java.util.AbstractCollection<E>
      java.util.AbstractSet
          org.netbeans.mdr.persistence.btreeimpl.btreeindex.BtreeKeySet

All Implemented Interfaces:

java.lang.Iterable, java.util.Collection, java.util.Set

public class BtreeKeySet
extends java.util.AbstractSet

Read-only Set view of the distinct keys contained in a Btree.

Version:

1.0

Author:

Dana Bergen

Nested Class Summary

class

BtreeKeySet.BtreeKeyIterator Iterator over a BtreeKeySet

Method Summary

boolean	isEmpty()
java.util.Iterator	iterator()
int	size()

Methods inherited from class java.util.AbstractSet

equals, hashCode, removeAll

Methods inherited from class java.util.AbstractCollection

add, addAll, clear, contains, containsAll, remove, retainAll, toArray, toArray, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Set

add, addAll, clear, contains, containsAll, remove, retainAll, toArray, toArray

Method Detail

size

public int size()

Specified by:

size in interface java.util.Collection

Specified by:

size in interface java.util.Set

Specified by:

size in class java.util.AbstractCollection

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface java.util.Collection

Specified by:

isEmpty in interface java.util.Set

Overrides:

isEmpty in class java.util.AbstractCollection

iterator

public java.util.Iterator iterator()

Specified by:

iterator in interface java.lang.Iterable

Specified by:

iterator in interface java.util.Collection

Specified by:

iterator in interface java.util.Set

Specified by:

iterator in class java.util.AbstractCollection