org.makumba.providers.query.oql
Class AdditiveTree

java.lang.Object
  org.makumba.providers.query.oql.AnalysisTree
      org.makumba.providers.query.oql.AdditiveTree

public class AdditiveTree
extends AnalysisTree

additive operations take their type from any of the operands, and have operands of the same type

Field Summary

Fields inherited from class org.makumba.providers.query.oql.AnalysisTree

ADD, AND, ASIM_COMP, CONCAT, EXCEPT, IN, INTERSECT, leaf, left, LIKE, makumbaType, MUL, op, OR, right, SIM_COMP, UNION

Constructor Summary

AdditiveTree(Object left, int op, Object right)

Method Summary

Object	computeTypeFromOperands()
Object	guessParameterType(Object otherOperandType)
void	negociateOperandTypes(Object t1, Object t2)

Methods inherited from class org.makumba.providers.query.oql.AnalysisTree

adjustType, checkOperandTypes, checkOperandTypes, computeType, getMakumbaType, getTree, guessParameterType, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

AdditiveTree

public AdditiveTree(Object left,
                    int op,
                    Object right)

Method Detail

computeTypeFromOperands

public Object computeTypeFromOperands()

Overrides:

computeTypeFromOperands in class AnalysisTree

guessParameterType

public Object guessParameterType(Object otherOperandType)

Overrides:

guessParameterType in class AnalysisTree

negociateOperandTypes

public void negociateOperandTypes(Object t1,
                                  Object t2)
                           throws antlr.RecognitionException

Overrides:

negociateOperandTypes in class AnalysisTree

Throws:

antlr.RecognitionException