org.apache.expreval.expr.calculation
Class StringCalculation

java.lang.Object
  org.apache.expreval.expr.GenericExpression
      org.apache.expreval.expr.DelegateStmt<GenericCalculation>
          org.apache.expreval.expr.calculation.GenericCalculation
              org.apache.expreval.expr.calculation.StringCalculation

All Implemented Interfaces:

Serializable, GenericValue

public class StringCalculation
extends GenericCalculation

See Also:

Serialized Form

Field Summary

Fields inherited from interface org.apache.expreval.expr.node.GenericValue

serialVersionUID

Constructor Summary

StringCalculation(GenericValue arg0, Operator operator, GenericValue arg1)

Method Summary

String

getValue(HConnectionImpl conn, Object object)

Methods inherited from class org.apache.expreval.expr.calculation.GenericCalculation

asString, getOperator

Methods inherited from class org.apache.expreval.expr.DelegateStmt

getTypedExpr, setTypedExpr

Methods inherited from class org.apache.expreval.expr.GenericExpression

applyResultToAggregateValue, getConstantValue, getExprArg, getExpressionContext, getFilter, getGenericValueClass, getGenericValueList, getInvalidTypeMsg, getOptimizedValue, getSubArgs, getTypeSignature, getValueWithCast, getValueWithCast, hasAColumnReference, initAggregateValue, isAColumnReference, isAConstant, isAnAggregateValue, isDefaultKeyword, newSingleColumnValueFilter, optimizeAllArgs, reset, setArg, setExpressionContext, useDecimal, validateNumericArgTypes, validateNumericTypes, validateParentClass, validateTypes

Methods inherited from class java.lang.Object

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

Constructor Detail

StringCalculation

public StringCalculation(GenericValue arg0,
                         Operator operator,
                         GenericValue arg1)

Method Detail

getValue

public String getValue(HConnectionImpl conn,
                       Object object)
                throws HBqlException,
                       ResultMissingColumnException,
                       NullColumnValueException

Throws:

HBqlException

ResultMissingColumnException

NullColumnValueException