org.apache.solr.handler.dataimport
Class DataImportHandler

java.lang.Object
  extended by org.apache.solr.handler.RequestHandlerBase
      extended by org.apache.solr.handler.dataimport.DataImportHandler
All Implemented Interfaces:
SolrInfoMBean, SolrRequestHandler, SolrCoreAware

public class DataImportHandler
extends RequestHandlerBase
implements SolrCoreAware

Solr Request Handler for data import from databases and REST data sources.

It is configured in solrconfig.xml

Refer to http://wiki.apache.org/solr/DataImportHandler for more details.

This API is experimental and subject to change

Since:
solr 1.3
Version:
$Id: DataImportHandler.java 1303792 2012-03-22 14:11:16Z jdyer $

Nested Class Summary
 
Nested classes/interfaces inherited from interface org.apache.solr.core.SolrInfoMBean
SolrInfoMBean.Category
 
Field Summary
static String ENABLE_DEBUG
           
 
Fields inherited from class org.apache.solr.handler.RequestHandlerBase
appends, defaults, httpCaching, initArgs, invariants
 
Constructor Summary
DataImportHandler()
           
 
Method Summary
 String getDescription()
          Simple one or two line description
 String getSource()
          CVS Source, SVN Source, etc
 String getSourceId()
          CVS Id, SVN Id, etc
 NamedList getStatistics()
          Any statistics this instance would like to be publicly available via the Solr Administration interface.
 String getVersion()
          Simple common usage version, e.g.
 void handleRequestBody(SolrQueryRequest req, SolrQueryResponse rsp)
           
 void inform(SolrCore core)
           
 void init(NamedList args)
          Initializes the SolrRequestHandler by creating three SolrParams named.
 
Methods inherited from class org.apache.solr.handler.RequestHandlerBase
getCategory, getDocs, getInitArgs, getName, handleRequest
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

ENABLE_DEBUG

public static final String ENABLE_DEBUG
See Also:
Constant Field Values
Constructor Detail

DataImportHandler

public DataImportHandler()
Method Detail

init

public void init(NamedList args)
Description copied from class: RequestHandlerBase
Initializes the SolrRequestHandler by creating three SolrParams named.
NameDescription
defaultsContains all of the named arguments contained within the list element named "defaults".
appendsContains all of the named arguments contained within the list element named "appends".
invariantsContains 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).

inform

public void inform(SolrCore core)
Specified by:
inform in interface SolrCoreAware

handleRequestBody

public void handleRequestBody(SolrQueryRequest req,
                              SolrQueryResponse rsp)
                       throws Exception
Specified by:
handleRequestBody in class RequestHandlerBase
Throws:
Exception

getStatistics

public NamedList getStatistics()
Description copied from interface: SolrInfoMBean
Any statistics this instance would like to be publicly available via the Solr Administration interface.

Any Object type may be stored in the list, but only the toString() representation will be used.

Specified by:
getStatistics in interface SolrInfoMBean
Overrides:
getStatistics in class RequestHandlerBase

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

getSourceId

public String getSourceId()
Description copied from interface: SolrInfoMBean
CVS Id, SVN Id, etc

Specified by:
getSourceId in interface SolrInfoMBean
Specified by:
getSourceId in class RequestHandlerBase

getVersion

public String getVersion()
Description copied from interface: SolrInfoMBean
Simple common usage version, e.g. 2.0

Specified by:
getVersion in interface SolrInfoMBean
Specified by:
getVersion 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