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UnionCollection (Apache Crunch 0.3.0-incubating API)

org.apache.crunch.impl.mr.collect
Class UnionCollection<S>

java.lang.Object
  extended by org.apache.crunch.impl.mr.collect.PCollectionImpl<S>
      extended by org.apache.crunch.impl.mr.collect.UnionCollection<S>
All Implemented Interfaces:
PCollection<S>

public class UnionCollection<S>
extends PCollectionImpl<S>


Nested Class Summary
 
Nested classes/interfaces inherited from class org.apache.crunch.impl.mr.collect.PCollectionImpl
PCollectionImpl.Visitor
 
Method Summary
 DoNode createDoNode()
           
 List<PCollectionImpl<?>> getParents()
           
 PType<S> getPType()
          Returns the PType of this PCollection.
 
Methods inherited from class org.apache.crunch.impl.mr.collect.PCollectionImpl
accept, by, by, count, filter, filter, getDepth, getMaterializedAt, getName, getOnlyParent, getPipeline, getSize, getTypeFamily, materialize, materializeAt, max, min, parallelDo, parallelDo, parallelDo, parallelDo, sample, sample, sort, toString, union, write
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Method Detail

getPType

public PType<S> getPType()
Description copied from interface: PCollection
Returns the PType of this PCollection.


getParents

public List<PCollectionImpl<?>> getParents()
Specified by:
getParents in class PCollectionImpl<S>

createDoNode

public DoNode createDoNode()
Specified by:
createDoNode in class PCollectionImpl<S>


Copyright © 2012 The Apache Software Foundation. All Rights Reserved.