org.apache.solr.search

Class SolrFilter

java.lang.Object

org.apache.lucene.search.Filter

org.apache.solr.search.SolrFilter

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

ValueSourceRangeFilter

public abstract class SolrFilter
extends org.apache.lucene.search.Filter

A SolrFilter extends the Lucene Filter and adds extra semantics such as passing on weight context info for function queries. Experimental and subject to change.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
SolrFilter()

Method Summary

Modifier and Type	Method and Description
abstract void	createWeight(Map context, org.apache.lucene.search.Searcher searcher) Implementations should propagate createWeight to sub-ValueSources which can store weight info in the context.
org.apache.lucene.search.DocIdSet	getDocIdSet(org.apache.lucene.index.IndexReader reader)
abstract org.apache.lucene.search.DocIdSet	getDocIdSet(Map context, org.apache.lucene.index.IndexReader reader)

Methods inherited from class java.lang.Object

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

Constructor Detail

SolrFilter

public SolrFilter()

Method Detail

createWeight

public abstract void createWeight(Map context,
                                  org.apache.lucene.search.Searcher searcher)
                           throws IOException

Implementations should propagate createWeight to sub-ValueSources which can store weight info in the context. The context object will be passed to getDocIdSet() where this info can be retrieved.

Throws:

IOException

getDocIdSet

public abstract org.apache.lucene.search.DocIdSet getDocIdSet(Map context,
                                                              org.apache.lucene.index.IndexReader reader)
                                                       throws IOException

Throws:

IOException

getDocIdSet

public org.apache.lucene.search.DocIdSet getDocIdSet(org.apache.lucene.index.IndexReader reader)
                                              throws IOException

Specified by:

getDocIdSet in class org.apache.lucene.search.Filter

Throws:

IOException