Package org.apache.flink.runtime.state

Class MergedResultSubpartitionStateHandle

java.lang.Object

org.apache.flink.runtime.state.AbstractMergedChannelStateHandle<ResultSubpartitionInfo,ResultSubpartitionStateHandle>

org.apache.flink.runtime.state.MergedResultSubpartitionStateHandle

All Implemented Interfaces:

Serializable, ChannelState, OutputStateHandle, StateObject

public class MergedResultSubpartitionStateHandle
extends AbstractMergedChannelStateHandle<ResultSubpartitionInfo,ResultSubpartitionStateHandle>
implements OutputStateHandle

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.flink.runtime.state.StateObject

StateObject.StateObjectLocation, StateObject.StateObjectSizeStatsCollector

Field Summary

Fields inherited from class org.apache.flink.runtime.state.AbstractMergedChannelStateHandle

delegate, serializedChannelOffsets, size, subtaskIndex

Constructor Summary

Constructors

Constructor	Description
MergedResultSubpartitionStateHandle(int subtaskIndex, StreamStateHandle delegate, long size, byte[] serializedChannelOffsets)

Method Summary

Modifier and Type	Method	Description
protected ResultSubpartitionStateHandle	createUnmergedHandle(int subtaskIndex, StreamStateHandle delegate, ResultSubpartitionInfo info, long stateSize, List<Long> offsets)
static MergedResultSubpartitionStateHandle	fromChannelHandles(Collection<ResultSubpartitionStateHandle> handles)
protected ResultSubpartitionInfo	readInfo(DataInputStream dis)
protected void	writeInfo(ResultSubpartitionInfo resultSubpartitionInfo, DataOutputStream dos)

Methods inherited from class org.apache.flink.runtime.state.AbstractMergedChannelStateHandle

discardState, equals, getDelegate, getInfos, getSerializedChannelOffsets, getStateSize, getSubtaskIndex, getUnmergedHandles, hashCode, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.flink.runtime.state.StateObject

collectSizeStats, discardState, getStateSize

Constructor Detail

MergedResultSubpartitionStateHandle

public MergedResultSubpartitionStateHandle(int subtaskIndex,
                                           StreamStateHandle delegate,
                                           long size,
                                           byte[] serializedChannelOffsets)

Method Detail

writeInfo

protected void writeInfo(ResultSubpartitionInfo resultSubpartitionInfo,
                         DataOutputStream dos)
                  throws IOException

Specified by:

writeInfo in class AbstractMergedChannelStateHandle<ResultSubpartitionInfo,ResultSubpartitionStateHandle>

Throws:

IOException

readInfo

protected ResultSubpartitionInfo readInfo(DataInputStream dis)
                                   throws IOException

Specified by:

readInfo in class AbstractMergedChannelStateHandle<ResultSubpartitionInfo,ResultSubpartitionStateHandle>

Throws:

IOException

createUnmergedHandle

protected ResultSubpartitionStateHandle createUnmergedHandle(int subtaskIndex,
                                                             StreamStateHandle delegate,
                                                             ResultSubpartitionInfo info,
                                                             long stateSize,
                                                             List<Long> offsets)

Specified by:

createUnmergedHandle in class AbstractMergedChannelStateHandle<ResultSubpartitionInfo,ResultSubpartitionStateHandle>

fromChannelHandles

public static MergedResultSubpartitionStateHandle fromChannelHandles(Collection<ResultSubpartitionStateHandle> handles)