org.apache.pig.experimental.logical.optimizer
Class ProjectionPatcher
java.lang.Object
org.apache.pig.experimental.logical.optimizer.ProjectionPatcher
- All Implemented Interfaces:
- PlanTransformListener
public class ProjectionPatcher
- extends Object
- implements PlanTransformListener
A PlanTransformListener that will patch up references in projections.
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
ProjectionPatcher
public ProjectionPatcher()
transformed
public void transformed(OperatorPlan fp,
OperatorPlan tp)
throws IOException
- Description copied from interface:
PlanTransformListener
- the listener that is notified after a plan is transformed
- Specified by:
transformed
in interface PlanTransformListener
- Parameters:
fp
- the full plan that has been transformedtp
- a plan containing only the operators that have been transformed
- Throws:
IOException
Copyright © ${year} The Apache Software Foundation