@Override
	public int compareTo(WorkUnit object) {
		
		if (this.projectId == object.getProjectId()
			&& this.workLoad == object.getWorkLoad()
				&& this.workerId == object.getWorkerId())
					return 0;
		
		if (this.workLoad > object.getWorkLoad()) return 1;
		return -1;
		
	}