net.sf.saffron.oj.xlat
Class AggInternalTranslator.RexGroupVariable

java.lang.Object
  |
  +--net.sf.saffron.rex.RexNode
        |
        +--net.sf.saffron.rex.RexVariable
              |
              +--net.sf.saffron.oj.xlat.AggInternalTranslator.RexGroupVariable

Enclosing class:

AggInternalTranslator

static class AggInternalTranslator.RexGroupVariable

extends RexVariable

Reference to a key of the current aggregator. This expression is created only temporarily, and is removed by the AggInternalTranslator.unpickle(net.sf.saffron.rex.RexNode) method.

Field Summary

private int

group

Fields inherited from class net.sf.saffron.rex.RexVariable

name, type

Fields inherited from class net.sf.saffron.rex.RexNode

digest

Constructor Summary

(package private)

AggInternalTranslator.RexGroupVariable(int group)

Method Summary

Object

clone()

Methods inherited from class net.sf.saffron.rex.RexVariable

getName, getType

Methods inherited from class net.sf.saffron.rex.RexNode

getKind, isA, isAlwaysTrue, toString

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

group

private final int group

Constructor Detail

AggInternalTranslator.RexGroupVariable

AggInternalTranslator.RexGroupVariable(int group)

Method Detail

clone

public Object clone()

Specified by:

clone in class RexNode