程序包 org.apache.flink.runtime.executiongraph

接口概要

接口	说明
AccessExecution	Common interface for the runtime Execution and ArchivedExecution.
AccessExecutionGraph	Common interface for the runtime DefaultExecutionGraph and ArchivedExecutionGraph.
AccessExecutionJobVertex	Common interface for the runtime ExecutionJobVertex and ArchivedExecutionJobVertex.
AccessExecutionVertex	Common interface for the runtime ExecutionVertex and ArchivedExecutionVertex.
ExecutionDeploymentListener	A listener that is called when the deployment of an execution has been started/completed.
ExecutionGraph	The execution graph is the central data structure that coordinates the distributed execution of a data flow.
ExecutionStateUpdateListener	A listener that is called when an execution switched to a new state.
InternalExecutionGraphAccessor	This interface encapsulates all methods needed by ExecutionJobVertex / ExecutionVertices / Execution from the DefaultExecutionGraph.
JobStatusHook	Hooks provided by users on job status changing.
JobStatusListener	Interface for observers that monitor the status of a job.
JobStatusProvider	Interface for querying the state of a job and the timestamps of state transitions.
MutableVertexAttemptNumberStore	Mutability extension to the VertexAttemptNumberStore.
SubtaskAttemptNumberStore	Contains the attempt number per subtask.
VertexAttemptNumberStore	Contains the attempt numbers per vertex.

类概要

类	说明
ArchivedExecution	ArchivedExecution is a readonly representation of Execution.
ArchivedExecutionGraph	An archived execution graph represents a serializable form of an ExecutionGraph.
ArchivedExecutionJobVertex
ArchivedExecutionVertex	ArchivedExecutionVertex is a readonly representation of ExecutionVertex.
DefaultExecutionGraph	Default implementation of the ExecutionGraph.
DefaultExecutionGraphBuilder	Utility class to encapsulate the logic of building an DefaultExecutionGraph from a JobGraph.
DefaultSubtaskAttemptNumberStore	Simple container for subtask attempt counts backed by a list.
DefaultVertexAttemptNumberStore	Maintains the attempt number per subtask.
EdgeManager	Class that manages all the connections between tasks.
EdgeManagerBuildUtil	Utilities for building EdgeManager.
ErrorInfo	Simple container to hold an exception and the corresponding timestamp.
Execution	A single execution of a vertex.
ExecutionAttemptID	Unique identifier for the attempt to execute a tasks.
ExecutionGraphCheckpointPlanCalculatorContext	A CheckpointPlanCalculatorContext implementation based on the information from an ExecutionGraph.
ExecutionGraphID	A class for statistically unique execution graph IDs.
ExecutionGraphResultPartitionAvailabilityChecker	A ResultPartitionAvailabilityChecker which decides the intermediate result partition availability based on whether the corresponding result partition in the execution graph is tracked.
ExecutionHistory	This class hosts the historical executions of an ExecutionVertex in a LinkedHashMap with a size bound.
ExecutionJobVertex	An ExecutionJobVertex is part of the ExecutionGraph, and the peer to the JobVertex.
ExecutionJobVertex.Factory	Factory to create ExecutionJobVertex.
ExecutionVertex	The ExecutionVertex is a parallel subtask of the execution.
IntermediateResult
IntermediateResultPartition
IOMetrics	An instance of this class represents a snapshot of the io-related metrics of a single task.
JobInformation	Container class for job information which is stored in the ExecutionGraph.
PartitionInfo	Contains information where to find a partition.
SimpleInitializeOnMasterContext	A simple pojo based implementation of JobVertex.InitializeOnMasterContext.
SpeculativeExecutionJobVertex	The ExecutionJobVertex which supports speculative execution.
SpeculativeExecutionJobVertex.Factory	Factory to create SpeculativeExecutionJobVertex.
SpeculativeExecutionVertex	The ExecutionVertex which supports speculative execution.
TaskExecutionStateTransition	Wraps TaskExecutionState, along with actions to take if it is FAILED state.
TaskInformation	Container class for operator/task specific information which are stored at the ExecutionJobVertex.
VertexGroupComputeUtil	Common utils for processing vertex groups.

枚举概要

枚举	说明
NoOpExecutionDeploymentListener	No-op implementation of ExecutionDeploymentListener.

异常错误概要

异常错误	说明
ExecutionGraphException	Base class for exceptions occurring in the ExecutionGraph.
IllegalExecutionStateException	A special IllegalStateException indicating a mismatch in the expected and actual ExecutionState of an Execution.