org.apache.solr.handler.component

Class TermVectorComponent

java.lang.Object

org.apache.solr.handler.component.SearchComponent

org.apache.solr.handler.component.TermVectorComponent

All Implemented Interfaces:

SolrInfoMBean, NamedListInitializedPlugin, SolrCoreAware

public class TermVectorComponent
extends SearchComponent
implements SolrCoreAware

Return term vectors for the documents in a query result set.

Info available: term, frequency, position, offset, IDF.

Note Returning IDF can be expensive.

 <searchComponent name="tvComponent" class="solr.TermVectorComponent"/>
 
 <requestHandler name="/terms" class="solr.SearchHandler">
   <lst name="defaults">
     <bool name="tv">true</bool>
   </lst>
   <arr name="last-component">
     <str>tvComponent</str>
   </arr>
 </requestHandler>

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.solr.core.SolrInfoMBean

SolrInfoMBean.Category

Field Summary

Fields

Modifier and Type	Field and Description
static String	COMPONENT_NAME
protected NamedList	initParams
static String	TERM_VECTORS

Constructor Summary

Constructors

Constructor and Description
TermVectorComponent()

Method Summary

Methods

Modifier and Type	Method and Description
void	finishStage(ResponseBuilder rb) Called after all responses have been received for this stage.
String	getDescription() Simple one or two line description
String	getSource() CVS Source, SVN Source, etc
void	inform(SolrCore core)
void	init(NamedList args)
void	prepare(ResponseBuilder rb) Prepare the response.
void	process(ResponseBuilder rb) Process the request for this component

Methods inherited from class org.apache.solr.handler.component.SearchComponent

distributedProcess, getCategory, getDocs, getName, getStatistics, getVersion, handleResponses, modifyRequest, setName

Methods inherited from class java.lang.Object

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

Field Detail

COMPONENT_NAME

public static final String COMPONENT_NAME

See Also:

Constant Field Values

initParams

protected NamedList initParams

TERM_VECTORS

public static final String TERM_VECTORS

See Also:

Constant Field Values

Constructor Detail

TermVectorComponent

public TermVectorComponent()

Method Detail

process

public void process(ResponseBuilder rb)
             throws IOException

Description copied from class: SearchComponent

Process the request for this component

Specified by:

process in class SearchComponent

Parameters:

rb - The ResponseBuilder

Throws:

IOException - If there is a low-level I/O error.

prepare

public void prepare(ResponseBuilder rb)
             throws IOException

Description copied from class: SearchComponent

Prepare the response. Guaranteed to be called before any SearchComponent SearchComponent.process(org.apache.solr.handler.component.ResponseBuilder) method. Called for every incoming request. The place to do initialization that is request dependent.

Specified by:

prepare in class SearchComponent

Parameters:

rb - The ResponseBuilder

Throws:

IOException - If there is a low-level I/O error.

finishStage

public void finishStage(ResponseBuilder rb)

Description copied from class: SearchComponent

Called after all responses have been received for this stage. Useful when different requests are sent to each shard.

Overrides:

finishStage in class SearchComponent

init

public void init(NamedList args)

Specified by:

init in interface NamedListInitializedPlugin

Overrides:

init in class SearchComponent

inform

public void inform(SolrCore core)

Specified by:

inform in interface SolrCoreAware

getSource

public String getSource()

Description copied from interface: SolrInfoMBean

CVS Source, SVN Source, etc

Specified by:

getSource in interface SolrInfoMBean

Specified by:

getSource in class SearchComponent

getDescription

public String getDescription()

Description copied from interface: SolrInfoMBean

Simple one or two line description

Specified by:

getDescription in interface SolrInfoMBean

Specified by:

getDescription in class SearchComponent