org.apache.flink.runtime.broadcast

Class BroadcastVariableManager

java.lang.Object

org.apache.flink.runtime.broadcast.BroadcastVariableManager

public class BroadcastVariableManager
extends Object

Constructor Summary

Constructors

Constructor and Description
BroadcastVariableManager()

Method Summary

Methods

Modifier and Type	Method and Description
int	getNumberOfVariablesWithReferences()
<T> BroadcastVariableMaterialization<T,?>	materializeBroadcastVariable(String name, int superstep, RegularPactTask<?,?> holder, MutableReader<?> reader, TypeSerializerFactory<T> serializerFactory)
void	releaseAllReferencesFromTask(RegularPactTask<?,?> referenceHolder)
void	releaseReference(BroadcastVariableKey key, RegularPactTask<?,?> referenceHolder)
void	releaseReference(String name, int superstep, RegularPactTask<?,?> referenceHolder)

Methods inherited from class java.lang.Object

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

Constructor Detail

BroadcastVariableManager

public BroadcastVariableManager()

Method Detail

materializeBroadcastVariable

public <T> BroadcastVariableMaterialization<T,?> materializeBroadcastVariable(String name,
                                                                     int superstep,
                                                                     RegularPactTask<?,?> holder,
                                                                     MutableReader<?> reader,
                                                                     TypeSerializerFactory<T> serializerFactory)
                                                                   throws IOException

Throws:

IOException

releaseReference

public void releaseReference(String name,
                    int superstep,
                    RegularPactTask<?,?> referenceHolder)

releaseReference

public void releaseReference(BroadcastVariableKey key,
                    RegularPactTask<?,?> referenceHolder)

releaseAllReferencesFromTask

public void releaseAllReferencesFromTask(RegularPactTask<?,?> referenceHolder)

getNumberOfVariablesWithReferences

public int getNumberOfVariablesWithReferences()