PassByValue.java

PassByValue.java

    private static void runCase1() {

	int j = 10;

	Point point = new Point(4, 4);

	logger.info("Before Modify Point {}, j ={}", point, j);

	setPointLocation(point, j);

	logger.info("After Modify Point {}, j ={}", point, j);

	// Result 
	// Before Modify Point Point{y=4, x=4}, j =10
	// During Modify Point Point{y=5, x=5}, j =20
	// After Modify Point Point{y=5, x=5}, j =10
    }

    private static void setPointLocation(Point pointInst, int j) {
	pointInst.setLocation(5, 5);
	j = 20;
	logger.info("During Modify Point {}, j ={}", pointInst, j);
    }