org.apache.hadoop.zebra.pig.comparator
Class ComparatorExpr

java.lang.Object
  extended by org.apache.hadoop.zebra.pig.comparator.ComparatorExpr
Direct Known Subclasses:
LeafExpr, NegateExpr, TupleExpr

public abstract class ComparatorExpr
extends Object

Base class for comparator expressions


Constructor Summary
ComparatorExpr()
           
 
Method Summary
protected abstract  void appendLeafGenerator(List<LeafGenerator> list, int el, int cel, boolean c, boolean explicitBound)
           
protected abstract  void toString(PrintStream out)
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ComparatorExpr

public ComparatorExpr()
Method Detail

appendLeafGenerator

protected abstract void appendLeafGenerator(List<LeafGenerator> list,
                                            int el,
                                            int cel,
                                            boolean c,
                                            boolean explicitBound)

toString

protected abstract void toString(PrintStream out)


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