org.apache.solr.cloud.autoscaling

Class AutoScalingHandler

java.lang.Object

org.apache.solr.handler.RequestHandlerBase

org.apache.solr.cloud.autoscaling.AutoScalingHandler

All Implemented Interfaces:

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

public class AutoScalingHandler
extends RequestHandlerBase
implements PermissionNameProvider

Handler for /cluster/autoscaling

Nested Class Summary

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

Modifier and Type	Field and Description
protected SolrCloudManager	cloudManager
static String	HANDLER_PATH
protected SolrResourceLoader	loader
protected AutoScaling.TriggerFactory	triggerFactory

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

appends, defaults, httpCaching, initArgs, invariants, solrMetricsContext

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

ANY, NULL, values

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

TYPE

Constructor Summary

Constructors

Constructor and Description
AutoScalingHandler(SolrCloudManager cloudManager, SolrResourceLoader loader)

Method Summary

Modifier and Type	Method and Description
Collection<Api>	getApis() It is possible to support multiple v2 apis by a single requesthandler
String	getDescription() Simple one or two line description
PermissionNameProvider.Name	getPermissionName(AuthorizationContext request)
SolrRequestHandler	getSubHandler(String path) Return a RequestHandler to handle a subpath from the path this handler is registered.
void	handleRequestBody(SolrQueryRequest req, SolrQueryResponse rsp)
void	processOps(SolrQueryRequest req, SolrQueryResponse rsp, List<CommandOperation> ops)
Boolean	registerV2() Whether this request handler must be made available at the /v2/ path
static AutoScalingConfig	withSystemLogListener(AutoScalingConfig autoScalingConfig, String triggerName)

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

getCategory, getInitArgs, getMetricNames, getName, getPluginInfo, getRequestHandler, getSolrMetricsContext, getSolrParamsFromNamedList, handleRequest, init, initializeMetrics, 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.core.SolrInfoBean

getMetricRegistry, getMetricsSnapshot, registerMetricName

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

close, getUniqueMetricTag, initializeMetrics

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

registerV1

Field Detail

HANDLER_PATH

public static final String HANDLER_PATH

See Also:

Constant Field Values

cloudManager

protected final SolrCloudManager cloudManager

loader

protected final SolrResourceLoader loader

triggerFactory

protected final AutoScaling.TriggerFactory triggerFactory

Constructor Detail

AutoScalingHandler

public AutoScalingHandler(SolrCloudManager cloudManager,
                          SolrResourceLoader loader)

Method Detail

handleRequestBody

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

Specified by:

handleRequestBody in class RequestHandlerBase

Throws:

Exception

processOps

public void processOps(SolrQueryRequest req,
                       SolrQueryResponse rsp,
                       List<CommandOperation> ops)
                throws org.apache.zookeeper.KeeperException,
                       InterruptedException,
                       IOException

Throws:

org.apache.zookeeper.KeeperException

InterruptedException

IOException

withSystemLogListener

public static AutoScalingConfig withSystemLogListener(AutoScalingConfig autoScalingConfig,
                                                      String triggerName)

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

getPermissionName

public PermissionNameProvider.Name getPermissionName(AuthorizationContext request)

Specified by:

getPermissionName in interface PermissionNameProvider

getApis

public Collection<Api> getApis()

Description copied from interface: ApiSupport

It is possible to support multiple v2 apis by a single requesthandler

Specified by:

getApis in interface ApiSupport

Overrides:

getApis in class RequestHandlerBase

Returns:

the list of v2 api implementations

registerV2

public Boolean registerV2()

Description copied from interface: ApiSupport

Whether this request handler must be made available at the /v2/ path

Specified by:

registerV2 in interface ApiSupport

getSubHandler

public SolrRequestHandler getSubHandler(String path)

Description copied from interface: NestedRequestHandler

Return a RequestHandler to handle a subpath from the path this handler is registered.

Specified by:

getSubHandler in interface NestedRequestHandler

Overrides:

getSubHandler in class RequestHandlerBase