com.bigdata.btree.filter
Class LookaheadTupleFilter<E>

java.lang.Object
  com.bigdata.btree.filter.LookaheadTupleFilter<E>

All Implemented Interfaces:

ITupleFilter<E>, cutthecrap.utils.striterators.IFilter, Serializable

public class LookaheadTupleFilter<E>
extends Object
implements ITupleFilter<E>

Lookahead filter for an ITuple. You can push back a single ITuple onto the filter.

Version:

$Id: LookaheadTupleFilter.java 2265 2009-10-26 12:51:06Z thompsonbry $

Author:

Bryan Thompson

See Also:

Serialized Form

TODO:

unit tests.

Nested Class Summary

static interface

LookaheadTupleFilter.ILookaheadTupleIterator<E> Extends iterator semantics for ITuple pushback.

Constructor Summary

LookaheadTupleFilter()

Method Summary

LookaheadTupleFilter.ILookaheadTupleIterator<E>

filter(Iterator src) Strengthened return type.

Methods inherited from class java.lang.Object

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

Constructor Detail

LookaheadTupleFilter

public LookaheadTupleFilter()

Method Detail

filter

public LookaheadTupleFilter.ILookaheadTupleIterator<E> filter(Iterator src)

Description copied from interface: ITupleFilter

Strengthened return type.

Specified by:

filter in interface ITupleFilter<E>

Specified by:

filter in interface cutthecrap.utils.striterators.IFilter