org.apache.jackrabbit.core.query.lucene
Class FilterMultiColumnQueryHits

java.lang.Object
  org.apache.jackrabbit.core.query.lucene.FilterMultiColumnQueryHits

All Implemented Interfaces:

CloseableHits, MultiColumnQueryHits

Direct Known Subclasses:

SortedMultiColumnQueryHits

public class FilterMultiColumnQueryHits
extends Object
implements MultiColumnQueryHits

FilterMultiColumnQueryHits implements a MultiColumnQueryHits filter that forwards each call to the underlying query hits.

Constructor Summary

FilterMultiColumnQueryHits(MultiColumnQueryHits hits)
Creates a new FilterMultiColumnQueryHits, which forwards each call to hits.

Method Summary

void	close() Releases resources held by this hits instance.
Name[]	getSelectorNames()
int	getSize()
ScoreNode[]	nextScoreNodes() Returns the next score nodes in this QueryHits or null if there are no more score nodes.
void	skip(int n) Skips a n score nodes.

Methods inherited from class java.lang.Object

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

Constructor Detail

FilterMultiColumnQueryHits

public FilterMultiColumnQueryHits(MultiColumnQueryHits hits)

Creates a new FilterMultiColumnQueryHits, which forwards each call to hits.

Parameters:

hits - the underlying query hits.

Method Detail

close

public void close()
           throws IOException

Releases resources held by this hits instance.

Specified by:

close in interface CloseableHits

Throws:

IOException - if an error occurs while releasing resources.

getSize

public int getSize()

Specified by:

getSize in interface CloseableHits

Returns:

the number of results or -1 if the size is unknown.

nextScoreNodes

public ScoreNode[] nextScoreNodes()
                           throws IOException

Returns the next score nodes in this QueryHits or null if there are no more score nodes.

Specified by:

nextScoreNodes in interface MultiColumnQueryHits

Returns:

the next score nodes in this QueryHits.

Throws:

IOException - if an error occurs while reading from the index.

getSelectorNames

public Name[] getSelectorNames()

Specified by:

getSelectorNames in interface MultiColumnQueryHits

Returns:

the selector names that correspond to the ScoreNodes returned by MultiColumnQueryHits.nextScoreNodes().

skip

public void skip(int n)
          throws IOException

Skips a n score nodes.

Specified by:

skip in interface CloseableHits

Parameters:

n - the number of score nodes to skip.

Throws:

IOException - if an error occurs while skipping.