org.apache.flink.runtime.deployment

类 TaskDeploymentDescriptorFactory

java.lang.Object

org.apache.flink.runtime.deployment.TaskDeploymentDescriptorFactory

public class TaskDeploymentDescriptorFactory
extends Object

Factory of TaskDeploymentDescriptor to deploy Task from Execution.

嵌套类概要

嵌套类

限定符和类型	类和说明
static class	TaskDeploymentDescriptorFactory.PartitionLocationConstraint Defines whether the partition's location must be known at deployment time or can be unknown and, therefore, updated later.

方法概要

限定符和类型	方法和说明
static SubpartitionIndexRange	computeConsumedSubpartitionRange(int numConsumers, IntermediateResultPartition resultPartition, int consumerSubtaskIndex)
TaskDeploymentDescriptor	createDeploymentDescriptor(AllocationID allocationID, JobManagerTaskRestore taskRestore, Collection<ResultPartitionDeploymentDescriptor> producedPartitions)
static TaskDeploymentDescriptorFactory	fromExecution(Execution execution)
static ShuffleDescriptor	getConsumedPartitionShuffleDescriptor(IntermediateResultPartition consumedPartition, TaskDeploymentDescriptorFactory.PartitionLocationConstraint partitionDeploymentConstraint)

从类继承的方法 java.lang.Object

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

方法详细资料

createDeploymentDescriptor

public TaskDeploymentDescriptor createDeploymentDescriptor(AllocationID allocationID,
                                                           @Nullable
                                                           JobManagerTaskRestore taskRestore,
                                                           Collection<ResultPartitionDeploymentDescriptor> producedPartitions)
                                                    throws IOException

抛出:

IOException

computeConsumedSubpartitionRange

public static SubpartitionIndexRange computeConsumedSubpartitionRange(int numConsumers,
                                                                      IntermediateResultPartition resultPartition,
                                                                      int consumerSubtaskIndex)

fromExecution

public static TaskDeploymentDescriptorFactory fromExecution(Execution execution)
                                                     throws IOException,
                                                            ClusterDatasetCorruptedException

抛出:

IOException

ClusterDatasetCorruptedException

getConsumedPartitionShuffleDescriptor

public static ShuffleDescriptor getConsumedPartitionShuffleDescriptor(IntermediateResultPartition consumedPartition,
                                                                      TaskDeploymentDescriptorFactory.PartitionLocationConstraint partitionDeploymentConstraint)