Java Comparable Interface

CustomObject.java

public class CustomObject implements Comparable<CustomObject>{
	private int value;

	public int compareTo(CustomObject that) {
		if(this.value < that.value)
			return -1;
		else if(this.value > that.value)
			return 1;
		else
			return 0;
	}

	public static void main(String[] arguments) {
		CustomObject objectOne = new CustomObject();
		objectOne.value = 674;

		CustomObject objectTwo = new CustomObject();
		objectTwo.value = 6;

		System.out.println(objectOne.compareTo(objectTwo));

	}
}