org.hibernate.search.query.collector.impl
Class TwoWayTransformingFieldCacheCollector

java.lang.Object
  org.apache.lucene.search.Collector
      org.hibernate.search.query.collector.impl.FieldCacheCollector
          org.hibernate.search.query.collector.impl.TwoWayTransformingFieldCacheCollector

public class TwoWayTransformingFieldCacheCollector
extends FieldCacheCollector

Wraps a FieldCacheCollector in such a way that getValue(int) returns objects as transformed by a TwoWayStringBridge to transform from String form to the object.

Author:

Sanne Grinovero (C) 2011 Red Hat Inc.

Field Summary

Fields inherited from class org.hibernate.search.query.collector.impl.FieldCacheCollector

delegate

Constructor Summary

TwoWayTransformingFieldCacheCollector(FieldCacheCollector delegate, TwoWayStringBridge twoWayStringBridge)

Method Summary

void	collect(int doc)
Object	getValue(int docId)
void	setNextReader(org.apache.lucene.index.IndexReader reader, int docBase)

Methods inherited from class org.hibernate.search.query.collector.impl.FieldCacheCollector

acceptsDocsOutOfOrder, setScorer

Methods inherited from class java.lang.Object

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

Constructor Detail

TwoWayTransformingFieldCacheCollector

public TwoWayTransformingFieldCacheCollector(FieldCacheCollector delegate,
                                             TwoWayStringBridge twoWayStringBridge)

Parameters:

delegate - Actually uses the delegate Collector implementation

twoWayStringBridge - Converts returned values using this TwoWayStringBridge.stringToObject(String)

Method Detail

collect

public void collect(int doc)
             throws IOException

Specified by:

collect in class FieldCacheCollector

Throws:

IOException

setNextReader

public void setNextReader(org.apache.lucene.index.IndexReader reader,
                          int docBase)
                   throws IOException

Specified by:

setNextReader in class FieldCacheCollector

Throws:

IOException

getValue

public Object getValue(int docId)

Specified by:

getValue in class FieldCacheCollector