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

Class JobVertexAccumulatorsHandler

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.AbstractJobVertexRequestHandler

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

All Implemented Interfaces:

RequestHandler

public class JobVertexAccumulatorsHandler
extends AbstractJobVertexRequestHandler

Request handler that returns the accummulators for a given vertex.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	JobVertexAccumulatorsHandler.JobVertexAccumulatorsJsonArchivist Archivist for JobVertexAccumulatorsHandler.

Field Summary

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

executor

Constructor Summary

Constructors

Constructor and Description
JobVertexAccumulatorsHandler(ExecutionGraphCache executionGraphHolder, Executor executor)

Method Summary

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

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

handleRequest, parseJobVertexId

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

JobVertexAccumulatorsHandler

public JobVertexAccumulatorsHandler(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(AccessExecutionJobVertex jobVertex,
                                               Map<String,String> params)

Specified by:

handleRequest in class AbstractJobVertexRequestHandler

createVertexAccumulatorsJson

public static String createVertexAccumulatorsJson(AccessExecutionJobVertex jobVertex)
                                           throws IOException

Throws:

IOException