Package org.apache.flink.runtime.state

Class MergedInputChannelStateHandle

java.lang.Object

org.apache.flink.runtime.state.AbstractMergedChannelStateHandle<InputChannelInfo,InputChannelStateHandle>

org.apache.flink.runtime.state.MergedInputChannelStateHandle

All Implemented Interfaces:

Serializable, ChannelState, InputStateHandle, StateObject

public class MergedInputChannelStateHandle
extends AbstractMergedChannelStateHandle<InputChannelInfo,InputChannelStateHandle>
implements InputStateHandle

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

Method Summary

Modifier and Type	Method	Description
protected InputChannelStateHandle	createUnmergedHandle(int subtaskIndex, StreamStateHandle delegate, InputChannelInfo info, long stateSize, List<Long> offsets)
static MergedInputChannelStateHandle	fromChannelHandles(Collection<InputChannelStateHandle> handles)
protected InputChannelInfo	readInfo(DataInputStream dis)
protected void	writeInfo(InputChannelInfo inputChannelInfo, 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

MergedInputChannelStateHandle

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

Method Detail

writeInfo

protected void writeInfo(InputChannelInfo inputChannelInfo,
                         DataOutputStream dos)
                  throws IOException

Specified by:

writeInfo in class AbstractMergedChannelStateHandle<InputChannelInfo,InputChannelStateHandle>

Throws:

IOException

readInfo

protected InputChannelInfo readInfo(DataInputStream dis)
                             throws IOException

Specified by:

readInfo in class AbstractMergedChannelStateHandle<InputChannelInfo,InputChannelStateHandle>

Throws:

IOException

createUnmergedHandle

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

Specified by:

createUnmergedHandle in class AbstractMergedChannelStateHandle<InputChannelInfo,InputChannelStateHandle>

fromChannelHandles

public static MergedInputChannelStateHandle fromChannelHandles(Collection<InputChannelStateHandle> handles)