org.apache.flink.optimizer.traversals

类 StaticDynamicPathIdentifier

java.lang.Object

org.apache.flink.optimizer.traversals.StaticDynamicPathIdentifier

所有已实现的接口:

org.apache.flink.util.Visitor<OptimizerNode>

public class StaticDynamicPathIdentifier
extends Object
implements org.apache.flink.util.Visitor<OptimizerNode>

A traversal that goes over the program data flow of an iteration and makes the nodes that depend on the partial solution (the data set recomputed in each iteration) as "dynamic" and the other nodes as "static".

构造器概要

构造器

构造器和说明
StaticDynamicPathIdentifier(int costWeight)

方法概要

限定符和类型	方法和说明
void	postVisit(OptimizerNode visitable)
boolean	preVisit(OptimizerNode visitable)

从类继承的方法 java.lang.Object

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

构造器详细资料

StaticDynamicPathIdentifier

public StaticDynamicPathIdentifier(int costWeight)

方法详细资料

preVisit

public boolean preVisit(OptimizerNode visitable)

指定者:

preVisit 在接口中 org.apache.flink.util.Visitor<OptimizerNode>

postVisit

public void postVisit(OptimizerNode visitable)

指定者:

postVisit 在接口中 org.apache.flink.util.Visitor<OptimizerNode>