ATan Class Reference

Inheritance diagram for ATan:

Collaboration diagram for ATan:

Public Member Functions
String	getURI ()
Value	evaluate (ValueFactory valueFactory, Value... args) throws ValueExprEvaluationException

Member Function Documentation

evaluate()

Value evaluate	(	ValueFactory	valueFactory,
		Value...	args
	)		throws ValueExprEvaluationException

                                                                                                            {
                if (args.length != 1) {
                        throw new ValueExprEvaluationException(getURI() + " requires exactly 1 arguments, got " + args.length);
                }                       
                Double value=Double.valueOf(args[0].stringValue());
                return valueFactory.createLiteral(Math.atan(value));
        }

References ATan.getURI().

getURI()

String getURI

(

)

                               {
                // TODO Auto-generated method stub
                return POSTGIS.ATan.stringValue();
        }

References POSTGIS.ATan.

Referenced by ATan.evaluate().