org.apache.lucene.search.join

Class BitDocIdSetCachingWrapperFilter

java.lang.Object

org.apache.lucene.search.Filter

org.apache.lucene.search.join.BitDocIdSetFilter

org.apache.lucene.search.join.BitDocIdSetCachingWrapperFilter

All Implemented Interfaces:

Accountable

public class BitDocIdSetCachingWrapperFilter
extends BitDocIdSetFilter
implements Accountable

A filter wrapper that transforms the produces doc id sets into BitDocIdSets if necessary and caches them.

Constructor Summary

Constructors

Constructor and Description
BitDocIdSetCachingWrapperFilter(Filter filter) Sole constructor.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object obj)
Collection<Accountable>	getChildResources()
BitDocIdSet	getDocIdSet(LeafReaderContext context) Same as BitDocIdSetFilter.getDocIdSet(LeafReaderContext, Bits) but does not take acceptDocs into account and guarantees to return a BitDocIdSet.
int	hashCode()
long	ramBytesUsed()
String	toString()

Methods inherited from class org.apache.lucene.search.join.BitDocIdSetFilter

getDocIdSet

Methods inherited from class java.lang.Object

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

Constructor Detail

BitDocIdSetCachingWrapperFilter

public BitDocIdSetCachingWrapperFilter(Filter filter)

Sole constructor.

Method Detail

getDocIdSet

public BitDocIdSet getDocIdSet(LeafReaderContext context)
                        throws IOException

Description copied from class: BitDocIdSetFilter

Same as BitDocIdSetFilter.getDocIdSet(LeafReaderContext, Bits) but does not take acceptDocs into account and guarantees to return a BitDocIdSet.

Specified by:

getDocIdSet in class BitDocIdSetFilter

Throws:

IOException

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

ramBytesUsed

public long ramBytesUsed()

Specified by:

ramBytesUsed in interface Accountable

getChildResources

public Collection<Accountable> getChildResources()

Specified by:

getChildResources in interface Accountable