Hibernate Example (Retrieve data from database)

package com.hibernate.example;




import java.util.List;

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

public class TestEmployee {

public static void main(String[] args) {
AnnotationConfiguration config = new AnnotationConfiguration();
config.configure();
config.addAnnotatedClass(Employee.class);

new SchemaExport(config).create(true,true);

Employee emp1 = new Employee();
emp1.setEmpname("Umair");
Employee emp2 = new Employee();
emp2.setEmpname("Baig");


SessionFactory factory = config.buildSessionFactory();
Session session = factory.openSession();


session.beginTransaction();
session.save(emp1);
session.save(emp2);


session.getTransaction().commit();
Query query = session.createQuery("From Employee");
List emp = query.list();


for(int i=0;i<emp.size();i++){
Employee empUser = (Employee) emp.get(i);
System.out.println("Employee Name : "+empUser.getEmpname()+"\n");
}
session.close();
}
}

HIbernate Example (Java Application)

package com.hibernate.example;

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


@Entity
public class Employee {
private int empid;
private String empname;

@Id
@GeneratedValue
public int getEmpid() {
return empid;
}
public void setEmpid(int empid) {
this.empid = empid;
}
public String getEmpname() {
return empname;
}
public void setEmpname(String empname) {
this.empname = empname;
}

}




package com.hibernate.example;

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

public class TestEmployee {

public static void main(String[] args) {
AnnotationConfiguration config = new AnnotationConfiguration();
config.configure();
config.addAnnotatedClass(Employee.class);

new SchemaExport(config).create(true,true);

Employee emp1 = new Employee();
emp1.setEmpname("Umair");
Employee emp2 = new Employee();
emp2.setEmpname("Baig");


SessionFactory factory = config.buildSessionFactory();
Session session = factory.openSession();


session.beginTransaction();
session.save(emp1);
session.save(emp2);


session.getTransaction().commit();
session.close();


}

}