com.spoledge.audao.parser.gql.impl.soft.func
Class FuncINSTR

java.lang.Object
  com.spoledge.audao.parser.gql.impl.soft.func.Func
      com.spoledge.audao.parser.gql.impl.soft.func.FuncINSTR

All Implemented Interfaces:

SoftFunction

public class FuncINSTR
extends Func

INSTR( text, substring [, start [, occurrence ]) .
Searches for substring in the text. Returns the position fo the substring found or 0 if not found.
start: optional 1,2,3... (1 = first char) if negative, then searches backwards (-1 = last char) if 0, then starting at the first char.
occurrence: optional number 1,2,...

Constructor Summary

FuncINSTR()

Method Summary

protected void	checkNumOfParams(java.util.List<java.lang.Object> args)
protected java.lang.Object	getFunctionValueImpl(java.util.List<java.lang.Object> args)

Methods inherited from class com.spoledge.audao.parser.gql.impl.soft.func.Func

checkNumOfParams, checkNumOfParams, getFunctionName, getFunctionValue, getFunctionWithParams

Methods inherited from class java.lang.Object

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

Constructor Detail

FuncINSTR

public FuncINSTR()

Method Detail

getFunctionValueImpl

protected java.lang.Object getFunctionValueImpl(java.util.List<java.lang.Object> args)

Specified by:

getFunctionValueImpl in class Func

checkNumOfParams

protected void checkNumOfParams(java.util.List<java.lang.Object> args)

Specified by:

checkNumOfParams in class Func