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

java.lang.Object
  extended by org.apache.hadoop.zebra.pig.comparator.ComparatorExpr
      extended by org.apache.hadoop.zebra.pig.comparator.NegateExpr

public class NegateExpr
extends ComparatorExpr

Negate expression


Field Summary
protected  ComparatorExpr expr
           
 
Constructor Summary
protected NegateExpr(ComparatorExpr expr)
          constructor
 
Method Summary
protected  void appendLeafGenerator(List<LeafGenerator> list, int el, int cel, boolean c, boolean explicitBound)
           
 ComparatorExpr childExpr()
           
static ComparatorExpr makeNegateExpr(ComparatorExpr expr)
          Make a negate expression
protected  void toString(PrintStream out)
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

expr

protected final ComparatorExpr expr
Constructor Detail

NegateExpr

protected NegateExpr(ComparatorExpr expr)
constructor

Parameters:
expr -
Method Detail

appendLeafGenerator

protected void appendLeafGenerator(List<LeafGenerator> list,
                                   int el,
                                   int cel,
                                   boolean c,
                                   boolean explicitBound)
Specified by:
appendLeafGenerator in class ComparatorExpr

childExpr

public ComparatorExpr childExpr()
Returns:
the child expression

toString

protected void toString(PrintStream out)
Specified by:
toString in class ComparatorExpr

makeNegateExpr

public static ComparatorExpr makeNegateExpr(ComparatorExpr expr)
Make a negate expression



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