com.facebook.presto.sql.planner.plan

Class SimplePlanRewriter.RewriteContext<C>

java.lang.Object

com.facebook.presto.sql.planner.plan.SimplePlanRewriter.RewriteContext<C>

Enclosing class:

SimplePlanRewriter<C>

public static class SimplePlanRewriter.RewriteContext<C>
extends Object

Method Summary

Modifier and Type	Method and Description
PlanNode	defaultRewrite(PlanNode node) Invoke the rewrite logic recursively on children of the given node and swap it out with an identical copy with the rewritten children
PlanNode	defaultRewrite(PlanNode node, C context) Invoke the rewrite logic recursively on children of the given node and swap it out with an identical copy with the rewritten children
C	get()
PlanNode	rewrite(PlanNode node) This method is meant for invoking the rewrite logic on children while processing a node
PlanNode	rewrite(PlanNode node, C userContext) This method is meant for invoking the rewrite logic on children while processing a node

Methods inherited from class java.lang.Object

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

Method Detail

get

public C get()

defaultRewrite

public PlanNode defaultRewrite(PlanNode node)

Invoke the rewrite logic recursively on children of the given node and swap it out with an identical copy with the rewritten children

defaultRewrite

public PlanNode defaultRewrite(PlanNode node,
                               C context)

Invoke the rewrite logic recursively on children of the given node and swap it out with an identical copy with the rewritten children

rewrite

public PlanNode rewrite(PlanNode node,
                        C userContext)

This method is meant for invoking the rewrite logic on children while processing a node

rewrite

public PlanNode rewrite(PlanNode node)

This method is meant for invoking the rewrite logic on children while processing a node