org.apache.solr.handler

Class MoreLikeThisHandler

java.lang.Object

org.apache.solr.handler.RequestHandlerBase

org.apache.solr.handler.MoreLikeThisHandler

All Implemented Interfaces:

SolrInfoMBean, SolrRequestHandler

public class MoreLikeThisHandler
extends RequestHandlerBase

Solr MoreLikeThis -- Return similar documents either based on a single document or based on posted text.

Since:

solr 1.3

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MoreLikeThisHandler.InterestingTerm
static class	MoreLikeThisHandler.MoreLikeThisHelper Helper class for MoreLikeThis that can be called from other request handlers

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

SolrInfoMBean.Category

Field Summary

Fields inherited from class org.apache.solr.handler.RequestHandlerBase

appends, defaults, httpCaching, initArgs, invariants

Constructor Summary

Constructors

Constructor and Description
MoreLikeThisHandler()

Method Summary

Methods

Modifier and Type	Method and Description
String	getDescription() Simple one or two line description
URL[]	getDocs() Documentation URL list.
String	getSource() CVS Source, SVN Source, etc
void	handleRequestBody(SolrQueryRequest req, SolrQueryResponse rsp)
void	init(NamedList args) Initializes the SolrRequestHandler by creating three SolrParams named.

Methods inherited from class org.apache.solr.handler.RequestHandlerBase

getCategory, getInitArgs, getName, getStatistics, getVersion, handleRequest

Methods inherited from class java.lang.Object

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

Constructor Detail

MoreLikeThisHandler

public MoreLikeThisHandler()

Method Detail

init

public void init(NamedList args)

Description copied from class: RequestHandlerBase

Initializes the SolrRequestHandler by creating three SolrParams named.

Name	Description
defaults	Contains all of the named arguments contained within the list element named "defaults".
appends	Contains all of the named arguments contained within the list element named "appends".
invariants	Contains all of the named arguments contained within the list element named "invariants".

Example:

 <lst name="defaults">
 <str name="echoParams">explicit</str>
 <str name="qf">text^0.5 features^1.0 name^1.2 sku^1.5 id^10.0</str>
 <str name="mm">2<-1 5<-2 6<90%</str>
 <str name="bq">incubationdate_dt:[* TO NOW/DAY-1MONTH]^2.2</str>
 </lst>
 <lst name="appends">
 <str name="fq">inStock:true</str>
 </lst>

 <lst name="invariants">
 <str name="facet.field">cat</str>
 <str name="facet.field">manu_exact</str>
 <str name="facet.query">price:[* TO 500]</str>
 <str name="facet.query">price:[500 TO *]</str>
 </lst>
 

Specified by:

init in interface SolrRequestHandler

Overrides:

init in class RequestHandlerBase

Parameters:

args - The NamedList to initialize from

See Also:

RequestHandlerBase.handleRequest(org.apache.solr.request.SolrQueryRequest, org.apache.solr.response.SolrQueryResponse), RequestHandlerBase.handleRequestBody(org.apache.solr.request.SolrQueryRequest, org.apache.solr.response.SolrQueryResponse), SolrPluginUtils.setDefaults(org.apache.solr.request.SolrQueryRequest, org.apache.solr.common.params.SolrParams, org.apache.solr.common.params.SolrParams, org.apache.solr.common.params.SolrParams), See also the example solrconfig.xml located in the Solr codebase (example/solr/conf).

handleRequestBody

public void handleRequestBody(SolrQueryRequest req,
                     SolrQueryResponse rsp)
                       throws Exception

Specified by:

handleRequestBody in class RequestHandlerBase

Throws:

Exception

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 RequestHandlerBase

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 RequestHandlerBase

getDocs

public URL[] getDocs()

Description copied from interface: SolrInfoMBean

Documentation URL list.

Suggested documentation URLs: Homepage for sponsoring project, FAQ on class usage, Design doc for class, Wiki, bug reporting URL, etc...

Specified by:

getDocs in interface SolrInfoMBean

Overrides:

getDocs in class RequestHandlerBase