ch.elca.el4j.tests.remoting.service
Interface Calculator

All Known Implementing Classes:

CalculatorImpl

public interface Calculator

This interface is a calculator.

Author:

Martin Zeltner (MZE)

File-location:

Calculator

Last check-in date:

2009-08-04 13:59:45 +0200 (Di, 04. Aug 2009) by swismer for revision 3873

Method Summary

double	calculate(double a, double b, CalculatorOperation operation) Executes the given operation with a and b and returns the result.
int	countNumberOfUppercaseLetters(String text) This method counts all uppercase letters of a text.
CalculatorValueObject	echoValueObject(CalculatorValueObject o) This method does an echo of the given object.
double	getArea(double a, double b) This method calculates the area of a rectangle.
void	throwMeAnException() This method throws an exception for test reason.
void	throwMeASpecialException(String action) This method throws a special exception for test reason.

Method Detail

getArea

double getArea(double a,
               double b)

This method calculates the area of a rectangle.

Parameters:

a - Is the first side.

b - Is the second side.

Returns:

Returns the area of the triangle.

throwMeAnException

void throwMeAnException()
                        throws CalculatorException

This method throws an exception for test reason.

Throws:

CalculatorException - will be thrown every time.

throwMeASpecialException

void throwMeASpecialException(String action)
                              throws SpecialCalculatorException

This method throws a special exception for test reason.

Parameters:

action - Is the dynamic part of the thrown exception.

Throws:

SpecialCalculatorException - will be thrown every time.

countNumberOfUppercaseLetters

int countNumberOfUppercaseLetters(String text)

This method counts all uppercase letters of a text.

Parameters:

text - Is the object to analyze.

Returns:

Returns the number of uppercase letters.

echoValueObject

CalculatorValueObject echoValueObject(CalculatorValueObject o)

This method does an echo of the given object.

Parameters:

o - Is the object to echo.

Returns:

Returns the received object.

calculate

double calculate(double a,
                 double b,
                 CalculatorOperation operation)

Executes the given operation with a and b and returns the result.

Parameters:

a - Is the first parameter for the calculation.

b - Is the second parameter for the calculation.

operation - Is the operation to execute.

Returns:

Returns the calculated result.