com.bigdata.relation.accesspath
Class AbstractAccessPath.ElementFilter<R>

java.lang.Object
  com.bigdata.btree.filter.TupleFilter<R>
      com.bigdata.relation.accesspath.AbstractAccessPath.ElementFilter<R>

Type Parameters:

R - The generic type of the elements presented to the filter.

All Implemented Interfaces:

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

Enclosing class:

AbstractAccessPath<R>

public static class AbstractAccessPath.ElementFilter<R>
extends TupleFilter<R>

Align the predicate's IElementFilter constraint with ITupleFilter so that the IElementFilter can be evaluated close to the data by an ITupleIterator.

Version:

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

Author:

Bryan Thompson

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class com.bigdata.btree.filter.TupleFilter

TupleFilter.Filterator

Field Summary

Fields inherited from class com.bigdata.btree.filter.TupleFilter

log, state

Constructor Summary

AbstractAccessPath.ElementFilter(IElementFilter<R> constraint)

Method Summary

boolean

isValid(ITuple<R> tuple)

Methods inherited from class com.bigdata.btree.filter.TupleFilter

filter

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractAccessPath.ElementFilter

public AbstractAccessPath.ElementFilter(IElementFilter<R> constraint)

Method Detail

isValid

public boolean isValid(ITuple<R> tuple)

Specified by:

isValid in class TupleFilter<R>