org.apache.flink.runtime.operators.util

Class DistributedRuntimeUDFContext

java.lang.Object

org.apache.flink.api.common.functions.util.AbstractRuntimeUDFContext

org.apache.flink.runtime.operators.util.DistributedRuntimeUDFContext

All Implemented Interfaces:

org.apache.flink.api.common.functions.RuntimeContext

public class DistributedRuntimeUDFContext
extends org.apache.flink.api.common.functions.util.AbstractRuntimeUDFContext

A standalone implementation of the RuntimeContext, created by runtime UDF operators.

Constructor Summary

Constructors

Constructor and Description

DistributedRuntimeUDFContext(org.apache.flink.api.common.JobInfo jobInfo, org.apache.flink.api.common.TaskInfo taskInfo, org.apache.flink.util.UserCodeClassLoader userCodeClassLoader, org.apache.flink.api.common.ExecutionConfig executionConfig, Map<String,Future<org.apache.flink.core.fs.Path>> cpTasks, Map<String,org.apache.flink.api.common.accumulators.Accumulator<?,?>> accumulators, org.apache.flink.metrics.groups.OperatorMetricGroup metrics, ExternalResourceInfoProvider externalResourceInfoProvider)

Method Summary

Modifier and Type	Method and Description
void	clearAllBroadcastVariables()
void	clearBroadcastVariable(String name)
<T> List<T>	getBroadcastVariable(String name)
<T,C> C	getBroadcastVariableWithInitializer(String name, org.apache.flink.api.common.functions.BroadcastVariableInitializer<T,C> initializer)
Set<org.apache.flink.api.common.externalresource.ExternalResourceInfo>	getExternalResourceInfos(String resourceName)
boolean	hasBroadcastVariable(String name)
void	setBroadcastVariable(String name, BroadcastVariableMaterialization<?,?> value)

Methods inherited from class org.apache.flink.api.common.functions.util.AbstractRuntimeUDFContext

addAccumulator, createSerializer, getAccumulator, getAggregatingState, getAllocationIDAsString, getDistributedCache, getDoubleCounter, getExecutionConfig, getGlobalJobParameters, getHistogram, getIntCounter, getJobInfo, getListState, getLongCounter, getMapState, getMetricGroup, getReducingState, getState, getTaskInfo, getUserCodeClassLoader, isObjectReuseEnabled, registerUserCodeClassLoaderReleaseHookIfAbsent

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.api.common.functions.RuntimeContext

getAttemptNumber, getIndexOfThisSubtask, getJobId, getMaxNumberOfParallelSubtasks, getNumberOfParallelSubtasks, getTaskName, getTaskNameWithSubtasks

Constructor Detail

DistributedRuntimeUDFContext

public DistributedRuntimeUDFContext(org.apache.flink.api.common.JobInfo jobInfo,
                                    org.apache.flink.api.common.TaskInfo taskInfo,
                                    org.apache.flink.util.UserCodeClassLoader userCodeClassLoader,
                                    org.apache.flink.api.common.ExecutionConfig executionConfig,
                                    Map<String,Future<org.apache.flink.core.fs.Path>> cpTasks,
                                    Map<String,org.apache.flink.api.common.accumulators.Accumulator<?,?>> accumulators,
                                    org.apache.flink.metrics.groups.OperatorMetricGroup metrics,
                                    ExternalResourceInfoProvider externalResourceInfoProvider)

Method Detail

hasBroadcastVariable

public boolean hasBroadcastVariable(String name)

getBroadcastVariable

public <T> List<T> getBroadcastVariable(String name)

getBroadcastVariableWithInitializer

public <T,C> C getBroadcastVariableWithInitializer(String name,
                                                   org.apache.flink.api.common.functions.BroadcastVariableInitializer<T,C> initializer)

getExternalResourceInfos

public Set<org.apache.flink.api.common.externalresource.ExternalResourceInfo> getExternalResourceInfos(String resourceName)

setBroadcastVariable

public void setBroadcastVariable(String name,
                                 BroadcastVariableMaterialization<?,?> value)

clearBroadcastVariable

public void clearBroadcastVariable(String name)

clearAllBroadcastVariables

public void clearAllBroadcastVariables()