ex8_45.txt

j2ee core design patterns

Example 8.45 		EmployeeFacade, EmployeeFacadeHome, 
EmployeeFacadeSession code example
// EmployeeFacade
import java.rmi.RemoteException;

public interface EmployeeFacade
		extends javax.ejb.EJBLocalObject {
	public void assignToDivision(String divisionId);
	public void giveRaise( float amount );
}

// EmployeeFacadeHome
import javax.ejb.CreateException;
import javax.ejb.FinderException;

public interface EmployeeFacadeHome
		extends javax.ejb.EJBLocalHome{
	public EmployeeFacade create( )
			throws CreateException;
	public EmployeeFacade create(
			String companyId, String employeeId )
			throws CreateException;
}

// EmployeeFacadeSession
import javax.ejb.SessionContext;
import javax.ejb.EJBException;
import javax.ejb.CreateException;
import javax.ejb.FinderException;

public class EmployeeFacadeSession
		implements javax.ejb.SessionBean {
	String companyId;
	String employeeId;

	public void assignToDivision(String divisionId) {
		// Call to business object or DAO to assign
		// employee to Division
	}
	public void giveRaise( float amount ) {
		// Call to business object or DAO to add
		// the new employee
	}
	public void setSessionContext(SessionContext sessionContext)
			throws EJBException {    }

	public void ejbRemove() throws EJBException {    }
	public void ejbActivate() throws EJBException {    }
	public void ejbPassivate() throws EJBException {    }
	public void ejbCreate( ) throws CreateException {    }
	public void ejbCreate( String companyId, String employeeId )
			throws CreateException {
		this.companyId = companyId;
		this.employeeId = employeeId;
	}
}