org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans

Class MROperPlan

java.lang.Object

org.apache.pig.impl.plan.OperatorPlan<MapReduceOper>

org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans.MROperPlan

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.lang.Iterable<MapReduceOper>

public class MROperPlan
extends OperatorPlan<MapReduceOper>

A Plan used to create the plan of Map Reduce Operators which can be converted into the Job Control object. This is necessary to capture the dependencies among jobs

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.pig.impl.plan.OperatorPlan

OperatorPlan.IndexHelper<E>

Field Summary

Fields inherited from class org.apache.pig.impl.plan.OperatorPlan

log, mFromEdges, mKeys, mOps, mSoftFromEdges, mSoftToEdges, mToEdges

Constructor Summary

Constructors

Constructor and Description
MROperPlan()

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	toString()

Methods inherited from class org.apache.pig.impl.plan.OperatorPlan

add, addAsLeaf, connect, createSoftLink, disconnect, doInsertBetween, dump, getKeys, getLeaves, getOperator, getOperatorKey, getPredecessors, getRoots, getSoftLinkPredecessors, getSoftLinkSuccessors, getSuccessors, insertBetween, isSingleLeafPlan, iterator, merge, mergeSharedPlan, pathExists, pushAfter, pushBefore, remove, removeAndReconnect, removeAndReconnectMultiSucc, removeSoftLink, replace, size, swap, trimAbove, trimBelow

Methods inherited from class java.lang.Object

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

Constructor Detail

MROperPlan

public MROperPlan()

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object