ex8_26.txt

j2ee core design patterns

Example 8.26 	EmployeeStateDelegate Class
public class EmployeeStateDelegate extends Employee {
	static final int LAST_NAME = 1;
	static final int FIRST_NAME = 2;
	static final int SS = 3;
	static final int SALARY = 4;
	static final int DIVISION_ID = 5;

	private EmployeeStateManager stateManager;

	public EmployeeStateDelegate(String id, String lastName,
			String firstName, String ss, float salary,
			String divisionId) {
		super(id, lastName, firstName, ss, salary, divisionId);
	}

	public EmployeeStateDelegate(Employee e) {
		super(e.id, e.lastName, e.firstName,
				e.ss, e.salary, e.divisionId);
	}

	public EmployeeStateDelegate(String employeeId) {
		super(employeeId);
	}

	public EmployeeStateDelegate(String employeeId,
			EmployeeStateManager stateManager) {
		super(employeeId);
		this.stateManager = stateManager;
	}

	public void setStateManager(
			EmployeeStateManager stateManager) {
		this.stateManager = stateManager;
	}

	public String getFirstName() {
		stateManager.load(FIRST_NAME);
		return firstName;
	}

	public String getDivisionId() {
		stateManager.load(DIVISION_ID);
		return divisionId;
	}

	public String getLastName() {
		stateManager.load(LAST_NAME);
		return lastName;
	}

	public String getSS() {
		stateManager.load(SS);
		return ss;
	}

	public float getSalary() {
		stateManager.load(SALARY);
		return salary;
	}

	public EmployeeStateManager getStateManager() {
		return stateManager;
	}
}