org.apache.flink.optimizer.traversals

Class RangePartitionRewriter

java.lang.Object

org.apache.flink.optimizer.traversals.RangePartitionRewriter

All Implemented Interfaces:

Visitor<PlanNode>

public class RangePartitionRewriter
extends Object
implements Visitor<PlanNode>

Constructor Summary

Constructors

Constructor and Description
RangePartitionRewriter(OptimizedPlan plan)

Method Summary

Modifier and Type	Method and Description
void	postVisit(PlanNode node) Method that is invoked after all child nodes or descendant nodes were visited.
boolean	preVisit(PlanNode visitable) Method that is invoked on the visit before visiting and child nodes or descendant nodes.

Methods inherited from class java.lang.Object

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

Constructor Detail

RangePartitionRewriter

public RangePartitionRewriter(OptimizedPlan plan)

Method Detail

preVisit

public boolean preVisit(PlanNode visitable)

Description copied from interface: Visitor

Method that is invoked on the visit before visiting and child nodes or descendant nodes.

Specified by:

preVisit in interface Visitor<PlanNode>

Returns:

True, if the traversal should continue, false otherwise.

postVisit

public void postVisit(PlanNode node)

Description copied from interface: Visitor

Method that is invoked after all child nodes or descendant nodes were visited.

Specified by:

postVisit in interface Visitor<PlanNode>