org.apache.hadoop.zebra.pig.comparator

Class NegateExpr

java.lang.Object

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

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

public class NegateExpr
extends ComparatorExpr

Negate expression

Field Summary

Fields

Modifier and Type	Field and Description
protected ComparatorExpr	expr

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	NegateExpr(ComparatorExpr expr) constructor

Method Summary

Methods

Modifier and Type	Method and Description
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