@Override
	public boolean equals(Object obj)
	{
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		Department other = (Department) obj;
		if (departmentName == null)
		{
			if (other.departmentName != null)
				return false;
		} else if (!departmentName.equals(other.departmentName))
			return false;
		if (id != other.id)
			return false;
		return true;
	}