| /* |
| * Copyright (c) 1997, 2020 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0, which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * This Source Code may also be made available under the following Secondary |
| * Licenses when the conditions for such availability set forth in the |
| * Eclipse Public License v. 2.0 are satisfied: GNU General Public License, |
| * version 2 with the GNU Classpath Exception, which is available at |
| * https://www.gnu.org/software/classpath/license.html. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 |
| */ |
| |
| package myapp; |
| |
| import jakarta.persistence.*; |
| import jakarta.validation.constraints.Size; |
| import java.util.Collection; |
| |
| @Entity |
| @Table(name="BV_EMPL") |
| public class Employee { |
| |
| private int id; |
| private String name; |
| private long salary; |
| private Collection<Project> projects; |
| |
| |
| // =========================================================== |
| // constructor |
| public Employee() {} |
| |
| public Employee(int id, String name, long salary) { |
| this.id = id; |
| this.name = name; |
| this.salary = salary; |
| } |
| |
| // =========================================================== |
| // getters and setters for the state fields |
| @Id |
| @Column(name="ID") |
| public int getId() { |
| return id; |
| } |
| public void setId(int id) { |
| this.id = id; |
| } |
| |
| @Size(max = 5) |
| @Column(length=20, name="NAME") |
| public String getName() { |
| return name; |
| } |
| public void setName(String name) { |
| this.name = name; |
| } |
| |
| @Column(name="SALARY") |
| public long getSalary() { |
| return salary; |
| } |
| public void setSalary(long salary) { |
| this.salary = salary; |
| } |
| |
| // =========================================================== |
| // relationship |
| @ManyToMany(mappedBy = "employees", cascade = CascadeType.ALL) |
| public Collection<Project> getProjects() { |
| return projects; |
| } |
| public void setProjects(Collection<Project> projects) { |
| this.projects = projects; |
| } |
| |
| // =========================================================== |
| @PrePersist |
| void m1() { |
| System.out.println("PrePersist m1() called for Employee" + this); |
| } |
| |
| @PreUpdate |
| void m2() { |
| System.out.println("PreUpdate m2() called for Employee" + this); |
| } |
| |
| @PreRemove |
| void m3() { |
| System.out.println("PreRemove m3() called for Employee" + this); |
| } |
| |
| // =========================================================== |
| @Override |
| public String toString() { |
| return "Employee {Id:" + id + " name:" + name + "}"; |
| } |
| |
| } |
| |
| |
| |