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

Class JobVertexDetailsHandler

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.JobVertexDetailsHandler

All Implemented Interfaces:

RequestHandler

public class JobVertexDetailsHandler
extends AbstractJobVertexRequestHandler

A request handler that provides the details of a job vertex, including id, name, parallelism, and the runtime and metrics of all its subtasks.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	JobVertexDetailsHandler.JobVertexDetailsJsonArchivist Archivist for the JobVertexDetailsHandler.

Field Summary

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

executor

Constructor Summary

Constructors

Constructor and Description
JobVertexDetailsHandler(ExecutionGraphCache executionGraphHolder, Executor executor, MetricFetcher fetcher)

Method Summary

Modifier and Type	Method and Description
static String	createVertexDetailsJson(AccessExecutionJobVertex jobVertex, String jobID, MetricFetcher fetcher)
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

JobVertexDetailsHandler

public JobVertexDetailsHandler(ExecutionGraphCache executionGraphHolder,
                               Executor executor,
                               MetricFetcher fetcher)

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

createVertexDetailsJson

public static String createVertexDetailsJson(AccessExecutionJobVertex jobVertex,
                                             String jobID,
                                             @Nullable
                                             MetricFetcher fetcher)
                                      throws IOException

Throws:

IOException