org.apache.flink.runtime.rest.handler.legacy

Class JobAccumulatorsHandler

java.lang.Object

org.apache.flink.runtime.rest.handler.legacy.AbstractJsonRequestHandler

org.apache.flink.runtime.rest.handler.legacy.AbstractExecutionGraphRequestHandler

org.apache.flink.runtime.rest.handler.legacy.JobAccumulatorsHandler

All Implemented Interfaces:

RequestHandler

public class JobAccumulatorsHandler
extends AbstractExecutionGraphRequestHandler

Request handler that returns the aggregated user accumulators of a job.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	JobAccumulatorsHandler.JobAccumulatorsJsonArchivist Archivist for the JobAccumulatorsHandler.

Field Summary

Fields inherited from class org.apache.flink.runtime.rest.handler.legacy.AbstractJsonRequestHandler

executor

Constructor Summary

Constructors

Constructor and Description
JobAccumulatorsHandler(ExecutionGraphCache executionGraphHolder, Executor executor)

Method Summary

Modifier and Type	Method and Description
static String	createJobAccumulatorsJson(AccessExecutionGraph graph)
String[]	getPaths() Returns an array of REST URL's under which this handler can be registered.
CompletableFuture<String>	handleRequest(AccessExecutionGraph graph, Map<String,String> params)

Methods inherited from class org.apache.flink.runtime.rest.handler.legacy.AbstractExecutionGraphRequestHandler

handleJsonRequest

Methods inherited from class org.apache.flink.runtime.rest.handler.legacy.AbstractJsonRequestHandler

handleRequest

Methods inherited from class java.lang.Object

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

Constructor Detail

JobAccumulatorsHandler

public JobAccumulatorsHandler(ExecutionGraphCache executionGraphHolder,
                              Executor executor)

Method Detail

getPaths

public String[] getPaths()

Description copied from interface: RequestHandler

Returns an array of REST URL's under which this handler can be registered.

Returns:

array containing REST URL's under which this handler can be registered.

handleRequest

public CompletableFuture<String> handleRequest(AccessExecutionGraph graph,
                                               Map<String,String> params)

Specified by:

handleRequest in class AbstractExecutionGraphRequestHandler

createJobAccumulatorsJson

public static String createJobAccumulatorsJson(AccessExecutionGraph graph)
                                        throws IOException

Throws:

IOException