org.axiondb.functions

Class InStringFunction

public class InStringFunction extends BaseFunction implements ScalarFunction, FunctionFactory

INSTR(str,substr): Returns the position of the first occurrence of substring substr in string str.

Version: $Revision: 1.8 $ $Date: 2005/12/20 18:32:28 $

Author: Sanjeeth Duvuru Ahimanikya Satapathy

Constructor Summary
InStringFunction()
Method Summary
Objectevaluate(RowDecorator row)
DataTypegetDataType()
booleanisValid()
ConcreteFunctionmakeNewInstance()

Constructor Detail

InStringFunction

public InStringFunction()

Method Detail

evaluate

public Object evaluate(RowDecorator row)

getDataType

public DataType getDataType()
StringType

isValid

public boolean isValid()

makeNewInstance

public ConcreteFunction makeNewInstance()