Package org.apache.solr.handler

Class StreamHandler

java.lang.Object

org.apache.solr.handler.RequestHandlerBase

org.apache.solr.handler.StreamHandler

All Implemented Interfaces:

AutoCloseable, ApiSupport, SolrInfoBean, NestedRequestHandler, SolrMetricProducer, SolrRequestHandler, PermissionNameProvider, SolrCoreAware

public class StreamHandler
extends RequestHandlerBase
implements SolrCoreAware, PermissionNameProvider

Solr Request Handler for streaming data.

It loads a Solr specific set of streaming expression functions via SolrDefaultStreamFactory.

To add additional functions, just define them as plugins in solrconfig.xml via <expressible name="count" class="org.apache.solr.client.solrj.io.stream.RecordCountStream" />

Since:

5.1.0

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	StreamHandler.DaemonCollectionStream
static class	StreamHandler.DaemonResponseStream
static class	StreamHandler.DummyErrorStream
static class	StreamHandler.ExpressibleHolder
static class	StreamHandler.TimerStream

Nested classes/interfaces inherited from class org.apache.solr.handler.RequestHandlerBase

RequestHandlerBase.HandlerMetrics

Nested classes/interfaces inherited from interface org.apache.solr.security.PermissionNameProvider

PermissionNameProvider.Name

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

SolrInfoBean.Category, SolrInfoBean.Group

Field Summary

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

aggregateNodeLevelMetricsEnabled, appends, defaults, httpCaching, initArgs, invariants, metrics, publishCpuTime, REQUEST_CPU_TIMER_CONTEXT, solrMetricsContext, SOURCE_ATTR

Fields inherited from interface org.apache.solr.security.PermissionNameProvider

ANY, NULL, values

Fields inherited from interface org.apache.solr.metrics.SolrMetricProducer

CATEGORY_ATTR, HANDLER_ATTR, NAME_ATTR, OPERATION_ATTR, PLUGIN_NAME_ATTR, RESULT_ATTR, TYPE_ATTR

Fields inherited from interface org.apache.solr.request.SolrRequestHandler

TYPE

Constructor Summary

Constructors

Constructor	Description
StreamHandler()

Method Summary

Modifier and Type	Method	Description
static void	addExpressiblePlugins(StreamFactory streamFactory, SolrCore core)
String	getDescription()	Simple one or two line description
PermissionNameProvider.Name	getPermissionName(AuthorizationContext request)
String	getSource()
void	handleRequestBody(SolrQueryRequest req, SolrQueryResponse rsp)
void	inform(SolrCore core)

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

getApis, getCategory, getInitArgs, getMetricsForThisRequest, getName, getPluginInfo, getRequestHandler, getSolrMetricsContext, getSolrParamsFromNamedList, getSubHandler, handleRequest, init, initializeMetrics, isInternalShardRequest, processErrorMetricsOnException, processReceivedException, setPluginInfo

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.solr.api.ApiSupport

getJerseyResources, registerV1, registerV2

Methods inherited from interface org.apache.solr.metrics.SolrMetricProducer

close

Constructor Details

StreamHandler

public StreamHandler()

Method Details

getPermissionName

public PermissionNameProvider.Name getPermissionName(AuthorizationContext request)

Specified by:

getPermissionName in interface PermissionNameProvider

inform

public void inform(SolrCore core)

Specified by:

inform in interface SolrCoreAware

addExpressiblePlugins

public static void addExpressiblePlugins(StreamFactory streamFactory,
 SolrCore core)

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: SolrInfoBean

Simple one or two line description

Specified by:

getDescription in interface SolrInfoBean

Specified by:

getDescription in class RequestHandlerBase

getSource

public String getSource()