alvinalexander.com | career | drupal | java | mac | mysql | perl | scala | uml | unix  

Hibernate example source code file (GenericObject.java)

This example Hibernate source code file (GenericObject.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 - Hibernate tags/keywords

generatedvalue, genericobject, genericobject, id, io, mappedsuperclass, serializable, serializable, transient, uid, uid, version, version

The Hibernate GenericObject.java source code

//$
package org.hibernate.test.annotations.manytoone.referencedcolumnname;
import java.io.Serializable;
import java.rmi.server.UID;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.MappedSuperclass;
import javax.persistence.Transient;
import javax.persistence.Version;

@MappedSuperclass
public class GenericObject implements Serializable {
	protected int id;
	protected int version;
	protected UID uid = new UID();

	@Id
	@GeneratedValue( strategy = GenerationType.IDENTITY )
	public int getId() {
		return id;
	}

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

	@Version
	public int getVersion() {
		return version;
	}

	public void setVersion(int version) {
		this.version = version;
	}

	public void incrementVersion() {
		this.version++;
	}

	public boolean equals(Object other) {
		if ( this == other )
			return true;
		if ( ( other == null ) || !( other.getClass().equals( this.getClass() ) ) )
			return false;
		GenericObject anObject = (GenericObject) other;
		if ( this.id == 0 || anObject.id == 0 )
			return false;

		return ( this.id == anObject.id );
	}

	public int hashCode() {
		if ( this.id == 0 )
			return super.hashCode();
		return this.id;
	}

	@Transient
	public UID getUid() {
		return uid;
	}

	public void setUid(UID uid) {
		this.uid = uid;
	}
}

Other Hibernate examples (source code examples)

Here is a short list of links related to this Hibernate GenericObject.java source code file:

... this post is sponsored by my books ...

#1 New Release!

FP Best Seller

 

new blog posts

 

Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.