Listing 1.

Original simulation

1	public class MyProcess {
2	// Initializes the process
3	public MyProcess ( ) {
4	. . .
5	}
6	// Steps the process for an increment of time
7	public void step (double dt) {
8	. . .
9	}
10	// Simulate the process
11	static public void main (String [] args) {
12	double time = 0, tFinal = 1.0, dt = 0.001;
13	MyProcess process = new MyProcess ( );
14	while (time <tFinal) {
15	process . step (dt);
16	time += dt;
17	// output process variables
18	. . .
19	}
20	} // end of class