/*
 * Program to illustrate that class instaces in C++ can be created on the
 * stack (without new), unlike Java. Passing class instances to functions,
 * and during assignment statements create "a copy" of the actual/RHS
 * variable instance.
 */

public class A1CppJava{

    public static void main(String[] args)
    {
	Blip main_b = new Blip();
	
	main_b.local = 100;
	main_b.ptr = new int[2];
	main_b.ptr[0] = 1;
	main_b.ptr[1] = 2;
	System.out.println("Values BEFORE function call: local: " +
			   main_b.local + " ptr[0]: " + main_b.ptr[0] +
			   " ptr[1]: " + main_b.ptr[1] + "\n");
	
	frap(main_b);
	
	System.out.println("Values AFTER function call: local: " +
			   main_b.local + " ptr[0]: " + main_b.ptr[0] +
			   " ptr[1]: " + main_b.ptr[1] + "\n");
	
    }

    public static void frap(Blip arg)
    {
	System.out.println("Values START function frap: local: " +
			   arg.local + " ptr[0]: " + arg.ptr[0] +
			   " ptr[1]: " + arg.ptr[1] + "\n");
	
	arg.local = 200;
	arg.ptr[0] = 10;
	arg.ptr[1] = 20;
	
	System.out.println("Values END function frap: local: " +
			   arg.local + " ptr[0]: " + arg.ptr[0] +
			   " ptr[1]: " + arg.ptr[1] + "\n");
    }
}

class Blip
{
    public int local;
    public int[] ptr;
}