The program determines if the first is a multiple of the second in JAVA

The program determines if the first is a multiple of the second.

import javax.swing.*; // import package javax.swing

public class Multiples extends JApplet {
String result; // output display String

// initialize applet by obtaining values from user
public void init()
{
String firstNumber; // first String entered by user
String secondNumber; // second String entered by user
double number1; // first number to compare
double number2; // second number to compare

// read first number from user as a String
firstNumber =
JOptionPane.showInputDialog( "Enter first floating-point number:" );

// read second number from user as a String
secondNumber =
JOptionPane.showInputDialog( "Enter second floating-point number:" );

// convert numbers from type String to type double
number1 = Double.parseDouble( firstNumber );
number2 = Double.parseDouble( secondNumber );

if ( number1 % number2 == 0 )
result = number1 + " is a multiple of " + number2;

if ( number1 % number2 != 0 )
result = number1 + " is not a multiple of " + number2;

} // end method init

// draw results on applet's background
public void paint( Graphics g )
{
// draw result as a String at (25, 25)
g.drawString( result, 25, 25 );

} // end method paint

} // end class OddEven