Java EE 6 example source code file (Part.java)

This example Java EE 6 source code file (Part.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Java EE 6 tags/keywords

amount, column, column, id, onetomany, part, part, pname, set, set, string, string, t_part, table, util

The Java EE 6 Part.java source code

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License. You can obtain
 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
 * Sun designates this particular file as subject to the "Classpath" exception
 * as provided by Sun in the GPL Version 2 section of the License file that
 * accompanied this code.  If applicable, add the following below the License
 * Header, with the fields enclosed by brackets [] replaced by your own
 * identifying information: "Portions Copyrighted [year]
 * [name of copyright owner]"
 *
 * Contributor(s):
 *
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package enterprise.locking.entity;

import javax.persistence.*;
import java.util.Set;

@Entity
@Table(name = "T_PART")
public class Part implements java.io.Serializable {

    // Instance variables
    private int id;
    private String name;
    private int amount;
    private int verNum;
    private Set<User> users;

    public Part() {
    }

    public Part(int id, String name) {
        this.id = id;
        this.name = name;
    }

    public Part(int id, String name, int amount) {
        this.id = id;
        this.name = name;
        this.amount = amount;
    }

    // ==================================================
    // getters and setters for the state fields

    @Id
    @Column(name = "PID")
    public int getId() {
        return id;
    }

    public void setId(int id) {
        this.id = id;
    }

    @Column(length = 20, name = "PNAME")
    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    @Column(name = "AMOUNT")
    public int getAmount() {
        return amount;
    }

    public void setAmount(int amount) {
        this.amount = amount;
    }


    @Version
    @Column(name = "VER")
    public int getVerNum() {
        return verNum;
    }

    public void setVerNum(int verNum) {
        this.verNum = verNum;
    }

    // ===========================================================
    // getters and setters for the association fields
    @OneToMany(cascade = CascadeType.ALL, mappedBy = "part")
    public Set<User> getUsers() {
        return users;
    }

    public void setUsers(Set<User> users) {
        this.users = users;
    }


    public String toString() {
        return "Product id=" + getId() + ", amount=" + getAmount();
    }

}