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:

RuntimeContext

public class DistributedRuntimeUDFContext
extends AbstractRuntimeUDFContext

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

Constructor Summary

Constructors

Constructor and Description
DistributedRuntimeUDFContext(TaskInfo taskInfo, ClassLoader userCodeClassLoader, ExecutionConfig executionConfig, Map<String,Future<Path>> cpTasks, Map<String,Accumulator<?,?>> accumulators, org.apache.flink.metrics.MetricGroup metrics)

Method Summary

Methods

Modifier and Type	Method and Description
void	clearAllBroadcastVariables()
void	clearBroadcastVariable(String name)
<T> List<T>	getBroadcastVariable(String name)
<T,C> C	getBroadcastVariableWithInitializer(String name, BroadcastVariableInitializer<T,C> initializer)
boolean	hasBroadcastVariable(String name)
void	setBroadcastVariable(String name, BroadcastVariableMaterialization<?,?> value)

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

addAccumulator, getAccumulator, getAllAccumulators, getAttemptNumber, getDistributedCache, getDoubleCounter, getExecutionConfig, getFoldingState, getHistogram, getIndexOfThisSubtask, getIntCounter, getListState, getLongCounter, getMapState, getMaxNumberOfParallelSubtasks, getMetricGroup, getNumberOfParallelSubtasks, getReducingState, getState, getTaskName, getTaskNameWithSubtasks, getUserCodeClassLoader

Methods inherited from class java.lang.Object

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

Constructor Detail

DistributedRuntimeUDFContext

public DistributedRuntimeUDFContext(TaskInfo taskInfo,
                            ClassLoader userCodeClassLoader,
                            ExecutionConfig executionConfig,
                            Map<String,Future<Path>> cpTasks,
                            Map<String,Accumulator<?,?>> accumulators,
                            org.apache.flink.metrics.MetricGroup metrics)

Method Detail

hasBroadcastVariable

public boolean hasBroadcastVariable(String name)

getBroadcastVariable

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

getBroadcastVariableWithInitializer

public <T,C> C getBroadcastVariableWithInitializer(String name,
                                          BroadcastVariableInitializer<T,C> initializer)

setBroadcastVariable

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

clearBroadcastVariable

public void clearBroadcastVariable(String name)

clearAllBroadcastVariables

public void clearAllBroadcastVariables()