org.apache.flink.runtime.operators.hash

Class BuildFirstReOpenableHashMatchIterator<V1,V2,O>

java.lang.Object

org.apache.flink.runtime.operators.hash.BuildFirstHashMatchIterator<V1,V2,O>

org.apache.flink.runtime.operators.hash.BuildFirstReOpenableHashMatchIterator<V1,V2,O>

All Implemented Interfaces:

JoinTaskIterator<V1,V2,O>

public class BuildFirstReOpenableHashMatchIterator<V1,V2,O>
extends BuildFirstHashMatchIterator<V1,V2,O>

Field Summary

Fields inherited from class org.apache.flink.runtime.operators.hash.BuildFirstHashMatchIterator

hashJoin, probeSideSerializer

Constructor Summary

Constructors

Constructor and Description
BuildFirstReOpenableHashMatchIterator(MutableObjectIterator<V1> firstInput, MutableObjectIterator<V2> secondInput, TypeSerializer<V1> serializer1, TypeComparator<V1> comparator1, TypeSerializer<V2> serializer2, TypeComparator<V2> comparator2, TypePairComparator<V2,V1> pairComparator, MemoryManager memManager, IOManager ioManager, AbstractInvokable ownerTask, double memoryFraction)

Method Summary

Methods

Modifier and Type	Method and Description
<BT,PT> MutableHashTable<BT,PT>	getHashJoin(TypeSerializer<BT> buildSideSerializer, TypeComparator<BT> buildSideComparator, TypeSerializer<PT> probeSideSerializer, TypeComparator<PT> probeSideComparator, TypePairComparator<PT,BT> pairComparator, MemoryManager memManager, IOManager ioManager, AbstractInvokable ownerTask, double memoryFraction)
void	reopenProbe(MutableObjectIterator<V2> probeInput) Set new input for probe side

Methods inherited from class org.apache.flink.runtime.operators.hash.BuildFirstHashMatchIterator

abort, callWithNextKey, close, open

Methods inherited from class java.lang.Object

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

Constructor Detail

BuildFirstReOpenableHashMatchIterator

public BuildFirstReOpenableHashMatchIterator(MutableObjectIterator<V1> firstInput,
                                     MutableObjectIterator<V2> secondInput,
                                     TypeSerializer<V1> serializer1,
                                     TypeComparator<V1> comparator1,
                                     TypeSerializer<V2> serializer2,
                                     TypeComparator<V2> comparator2,
                                     TypePairComparator<V2,V1> pairComparator,
                                     MemoryManager memManager,
                                     IOManager ioManager,
                                     AbstractInvokable ownerTask,
                                     double memoryFraction)
                                      throws MemoryAllocationException

Throws:

MemoryAllocationException

Method Detail

getHashJoin

public <BT,PT> MutableHashTable<BT,PT> getHashJoin(TypeSerializer<BT> buildSideSerializer,
                                          TypeComparator<BT> buildSideComparator,
                                          TypeSerializer<PT> probeSideSerializer,
                                          TypeComparator<PT> probeSideComparator,
                                          TypePairComparator<PT,BT> pairComparator,
                                          MemoryManager memManager,
                                          IOManager ioManager,
                                          AbstractInvokable ownerTask,
                                          double memoryFraction)
                                    throws MemoryAllocationException

Overrides:

getHashJoin in class BuildFirstHashMatchIterator<V1,V2,O>

Throws:

MemoryAllocationException

reopenProbe

public void reopenProbe(MutableObjectIterator<V2> probeInput)
                 throws IOException

Set new input for probe side

Throws:

IOException