Arac.java

package com.object;

import javax.persistence.DiscriminatorColumn;
import javax.persistence.DiscriminatorType;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Inheritance;
import javax.persistence.InheritanceType;

@Entity
@Inheritance(strategy=InheritanceType.JOINED)
//@DiscriminatorColumn(name="AracTipi",discriminatorType=DiscriminatorType.STRING)
public  class Arac {
	@Id @GeneratedValue(strategy=GenerationType.TABLE)
	private int id;
	private String marka;
	
	

	public int getId() {
		return id;
	}
	public void setId(int id) {
		this.id = id;
	}
	public String getMarka() {
		return marka;
	}
	public void setMarka(String marka) {
		this.marka = marka;
	}

	
	

}

Kamyon.java

package com.object;


import javax.persistence.DiscriminatorValue;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;

@Entity
//@DiscriminatorValue(value="Kamyon")
public class Kamyon extends Arac {

	private int boy;



	public int getBoy() {
		return boy;
	}

	public void setBoy(int boy) {
		this.boy = boy;
	}
	
	

}

Taksi.java

package com.object;

import javax.persistence.DiscriminatorValue;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;

@Entity
//@DiscriminatorValue(value="Taksi")
public class Taksi extends Arac {
	
	
	private String color;
	


	


	public String getColor() {
		return color;
	}

	public void setColor(String color) {
		this.color = color;
	}





}

Test.java

package com.object;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.AnnotationConfiguration;
import org.hibernate.tool.hbm2ddl.SchemaExport;

public class Test {
	public static void main(String[] args) {
		
		AnnotationConfiguration config = new AnnotationConfiguration();
		config.addAnnotatedClass(Taksi.class);
		config.addAnnotatedClass(Kamyon.class);
		config.addAnnotatedClass(Arac.class);
		config.configure("hibernate.cfg.xml");
//	    new SchemaExport(config).create(true, true);
		SessionFactory fac = config.buildSessionFactory();
		Session ses = fac.openSession();
		ses.beginTransaction();	
		Arac a = new Arac();
		Taksi t = new Taksi();	
		t.setColor("mavi");
		Kamyon k = new Kamyon();
		k.setBoy(10);
		ses.save(a);
		ses.save(k);
		ses.save(t);
		ses.getTransaction().commit();
		ses.close();
	}

}