package adql.query.operand;
/*
* This file is part of ADQLLibrary.
*
* ADQLLibrary is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* ADQLLibrary is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with ADQLLibrary. If not, see <http://www.gnu.org/licenses/>.
*
* Copyright 2012 - UDS/Centre de Données astronomiques de Strasbourg (CDS)
*/
/**
* Type of possible simple numeric operations.
*
* @author Grégory Mantelet (CDS)
* @version 11/2010
*
* @see Operation
*/
public enum OperationType{
SUM, SUB, MULT, DIV;
public static String[] getOperators(){
return new String[]{SUM.toString(),SUB.toString(),MULT.toString(),DIV.toString()};
}
public static OperationType getOperator(String str) throws UnsupportedOperationException{
if (str.equalsIgnoreCase("+"))
return SUM;
else if (str.equalsIgnoreCase("-"))
return SUB;
else if (str.equalsIgnoreCase("*"))
return MULT;
else if (str.equalsIgnoreCase("/"))
return DIV;
else
throw new UnsupportedOperationException("Numeric operation unknown: \"" + str + "\" !");
}
public String toADQL(){
return toString();
}
@Override
public String toString(){
switch(this){
case SUM:
return "+";
case SUB:
return "-";
case MULT:
return "*";
case DIV:
return "/";
default:
return "???";
}
}
}