类的使用
org.apache.flink.runtime.checkpoint.OperatorSubtaskState

使用OperatorSubtaskState的程序包

程序包	说明
org.apache.flink.runtime.checkpoint
org.apache.flink.runtime.checkpoint.filemerging
org.apache.flink.runtime.checkpoint.metadata
org.apache.flink.runtime.state

org.apache.flink.runtime.checkpoint中OperatorSubtaskState的使用

org.apache.flink.runtime.checkpoint中OperatorSubtaskState的子类

限定符和类型	类和说明
class	FinishedOperatorSubtaskState A specialized OperatorSubtaskState representing the subtask is finished.

返回OperatorSubtaskState的org.apache.flink.runtime.checkpoint中的方法

限定符和类型	方法和说明
OperatorSubtaskState	OperatorSubtaskState.Builder.build()
OperatorSubtaskState	OperatorState.getState(int subtaskIndex)
OperatorSubtaskState	TaskStateSnapshot.getSubtaskStateByOperatorID(OperatorID operatorID) Returns the subtask state for the given operator id (or null if not contained).
OperatorSubtaskState	TaskStateSnapshot.putSubtaskStateByOperatorID(OperatorID operatorID, OperatorSubtaskState state) Maps the given operator id to the given subtask state.

返回变量类型为OperatorSubtaskState的类型的org.apache.flink.runtime.checkpoint中的方法

限定符和类型	方法和说明
Collection<OperatorSubtaskState>	OperatorState.getStates()
Set<Map.Entry<OperatorID,OperatorSubtaskState>>	TaskStateSnapshot.getSubtaskStateMappings() Returns the set of all mappings from operator id to the corresponding subtask state.
Map<Integer,OperatorSubtaskState>	OperatorState.getSubtaskStates()

参数类型为OperatorSubtaskState的org.apache.flink.runtime.checkpoint中的方法

限定符和类型	方法和说明
void	FullyFinishedOperatorState.putState(int subtaskIndex, OperatorSubtaskState subtaskState)
void	OperatorState.putState(int subtaskIndex, OperatorSubtaskState subtaskState)
OperatorSubtaskState	TaskStateSnapshot.putSubtaskStateByOperatorID(OperatorID operatorID, OperatorSubtaskState state) Maps the given operator id to the given subtask state.

类型变量类型为OperatorSubtaskState的org.apache.flink.runtime.checkpoint中的方法参数

限定符和类型	方法和说明
static <T extends StateObject> void	StateAssignmentOperation.reDistributePartitionableStates(Map<OperatorID,OperatorState> oldOperatorStates, int newParallelism, Function<OperatorSubtaskState,StateObjectCollection<T>> extractHandle, OperatorStateRepartitioner<T> stateRepartitioner, Map<OperatorInstanceID,List<T>> result)

参数类型为OperatorSubtaskState的org.apache.flink.runtime.checkpoint中的构造器

构造器和说明
Builder(OperatorSubtaskState jobManagerState, List<OperatorSubtaskState> alternativesByPriority)
Builder(OperatorSubtaskState jobManagerState, List<OperatorSubtaskState> alternativesByPriority, Long restoredCheckpointId)

类型变量类型为OperatorSubtaskState的org.apache.flink.runtime.checkpoint中的构造器参数

构造器和说明
Builder(OperatorSubtaskState jobManagerState, List<OperatorSubtaskState> alternativesByPriority)
Builder(OperatorSubtaskState jobManagerState, List<OperatorSubtaskState> alternativesByPriority, Long restoredCheckpointId)
TaskStateSnapshot(Map<OperatorID,OperatorSubtaskState> subtaskStatesByOperatorID)

org.apache.flink.runtime.checkpoint.filemerging中OperatorSubtaskState的使用

参数类型为OperatorSubtaskState的org.apache.flink.runtime.checkpoint.filemerging中的构造器

构造器和说明
SubtaskFileMergingManagerRestoreOperation(long checkpointId, FileMergingSnapshotManager fileMergingSnapshotManager, org.apache.flink.api.common.JobID jobID, org.apache.flink.api.common.TaskInfo taskInfo, OperatorID operatorID, OperatorSubtaskState subtaskState)

org.apache.flink.runtime.checkpoint.metadata中OperatorSubtaskState的使用

返回OperatorSubtaskState的org.apache.flink.runtime.checkpoint.metadata中的方法

限定符和类型	方法和说明
protected OperatorSubtaskState	MetadataV2Serializer.deserializeSubtaskState(DataInputStream dis, MetadataV2V3SerializerBase.DeserializationContext context)
protected OperatorSubtaskState	MetadataV2V3SerializerBase.deserializeSubtaskState(DataInputStream dis, MetadataV2V3SerializerBase.DeserializationContext context)

参数类型为OperatorSubtaskState的org.apache.flink.runtime.checkpoint.metadata中的方法

限定符和类型	方法和说明
protected void	MetadataV2Serializer.serializeSubtaskState(OperatorSubtaskState subtaskState, DataOutputStream dos)
protected void	MetadataV3Serializer.serializeSubtaskState(OperatorSubtaskState subtaskState, DataOutputStream dos)
protected void	MetadataV2V3SerializerBase.serializeSubtaskState(OperatorSubtaskState subtaskState, DataOutputStream dos)

org.apache.flink.runtime.state中OperatorSubtaskState的使用

返回变量类型为OperatorSubtaskState的类型的org.apache.flink.runtime.state中的方法

限定符和类型	方法和说明
Optional<OperatorSubtaskState>	TaskStateManager.getSubtaskJobManagerRestoredState(OperatorID operatorID) Get the restored state from jobManager which belongs to an operator running in the owning task.
Optional<OperatorSubtaskState>	TaskStateManagerImpl.getSubtaskJobManagerRestoredState(OperatorID operatorID)