org.apache.pig.backend.local.executionengine
Class POSort

java.lang.Object
  extended by org.apache.pig.impl.physicalLayer.PhysicalOperator
      extended by org.apache.pig.backend.local.executionengine.POSort
All Implemented Interfaces:
Serializable, ExecPhysicalOperator

public class POSort
extends PhysicalOperator

See Also:
Serialized Form

Field Summary
 
Fields inherited from class org.apache.pig.impl.physicalLayer.PhysicalOperator
id, inputs, lineageTracer, opTable, outputType, scope
 
Constructor Summary
POSort(String scope, long id, Map<OperatorKey,ExecPhysicalOperator> opTable, EvalSpec sortSpec, int outputType)
           
 
Method Summary
 Tuple getNext()
           
 boolean open()
           
 void visit(POVisitor v)
           
 
Methods inherited from class org.apache.pig.impl.physicalLayer.PhysicalOperator
close, getId, getOperatorKey, getOutputType, getScope, setLineageTracer
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

POSort

public POSort(String scope,
              long id,
              Map<OperatorKey,ExecPhysicalOperator> opTable,
              EvalSpec sortSpec,
              int outputType)
Method Detail

open

public boolean open()
             throws IOException
Overrides:
open in class PhysicalOperator
Throws:
IOException

getNext

public Tuple getNext()
              throws IOException
Specified by:
getNext in class PhysicalOperator
Throws:
IOException

visit

public void visit(POVisitor v)
Specified by:
visit in class PhysicalOperator


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