org.apache.flink.table.planner.plan.processors

Class DeadlockBreakupProcessor

java.lang.Object

org.apache.flink.table.planner.plan.processors.DeadlockBreakupProcessor

All Implemented Interfaces:

DAGProcessor

public class DeadlockBreakupProcessor
extends Object
implements DAGProcessor

A DAGProcessor that finds out all deadlocks in the DAG and resolves them.

NOTE: This processor can be only applied on BatchExecNode DAG.

Constructor Summary

Constructors

Constructor and Description
DeadlockBreakupProcessor()

Method Summary

Modifier and Type	Method and Description
List<org.apache.flink.table.planner.plan.nodes.exec.ExecNode<?,?>>	process(List<org.apache.flink.table.planner.plan.nodes.exec.ExecNode<?,?>> rootNodes, DAGProcessContext context) Given a dag, process it and return the result dag.

Methods inherited from class java.lang.Object

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

Constructor Detail

DeadlockBreakupProcessor

public DeadlockBreakupProcessor()

Method Detail

process

public List<org.apache.flink.table.planner.plan.nodes.exec.ExecNode<?,?>> process(List<org.apache.flink.table.planner.plan.nodes.exec.ExecNode<?,?>> rootNodes,
                                                                                  DAGProcessContext context)

Description copied from interface: DAGProcessor

Given a dag, process it and return the result dag.

Specified by:

process in interface DAGProcessor