Java tutorial
/* * Copyright (C) 2013 Pascal Mazars * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package app.core; import org.joda.time.DateMidnight; import org.joda.time.Interval; import javax.persistence.DiscriminatorValue; import javax.persistence.Entity; import javax.persistence.Inheritance; import javax.persistence.InheritanceType; /** * @author pma */ @Entity @Inheritance(strategy = InheritanceType.SINGLE_TABLE) @DiscriminatorValue("E") public class Employee extends Person { protected int employeeNo; protected Interval employmentInterval; protected Employee() { } public Employee(String firstName, String lastName) { super(firstName, lastName); this.employeeNo = 0; this.employmentInterval = new Interval(new DateMidnight(), new DateMidnight(2099, 1, 1)); } public int getEmployeeNo() { return employeeNo; } public Interval getEmploymentInterval() { return employmentInterval; } }