Please help me, I am new in hiernate.
I am using hibernate 3 and postgresql database.
I am using the below classes and xml:
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I am using hibernate 3 and postgresql database.
I am using the below classes and xml:
Code:
package org.javabrains.koushik.dto;
import javax.persistence.Entity;
import javax.persistence.Id;
@Entity
public class UserDetails {
@Id
private int userId;
private String userName;
public int getUserId() {
return userId;
}
public void setUserId(int userId) {
this.userId = userId;
}
public String getUserName() {
return userName;
}
public void setUserName(String userName) {
this.userName = userName;
}
}
Code:
package org.koushik.hibernate;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;
import org.javabrains.koushik.dto.UserDetails;
public class HibernateTest {
/**
* @param args
*/
static Session session;
public static void main(String[] args) {
UserDetails user=new UserDetails();
user.setUserId(1);
user.setUserName("First User");
try
{
SessionFactory sessionFactory=new Configuration().configure().buildSessionFactory();
session=sessionFactory.openSession();
session.beginTransaction();
session.save(user);
}
catch(Exception e)
{
session.getTransaction().commit();
}
}
}
Code:
<?xml version="1.0" encoding="utf-8" ?> - <!-- ~ Hibernate, Relational Persistence for Idiomatic Java ~ ~ Copyright (c) 2010, Red Hat Inc. or third-party contributors as ~ indicated by the @author tags or express copyright attribution ~ statements applied by the authors. All third-party contributions are ~ distributed under license by Red Hat Inc. ~ ~ This copyrighted material is made available to anyone wishing to use, modify, ~ copy, or redistribute it subject to the terms and conditions of the GNU ~ Lesser General Public License, as published by the Free Software Foundation. ~ ~ This program is distributed in the hope that it will be useful, ~ but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY ~ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License ~ for more details. ~ ~ You should have received a copy of the GNU Lesser General Public License ~ along with this distribution; if not, write to: ~ Free Software Foundation, Inc. ~ 51 Franklin Street, Fifth Floor ~ Boston, MA 02110-1301 USA --> <!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd"> - <hibernate-configuration> - <session-factory> - <!-- Database connection settings --> <property name="connection.driver_class">org.postgresql.Driver</property> <property name="connection.url">jdbc:postgresql://localhost:5432/hibernatedb</property> <property name="connection.username">postgres</property> <property name="connection.password">password</property> - <!-- JDBC connection pool (use the built-in) --> <property name="connection.pool_size">1</property> - <!-- SQL dialect --> <property name="dialect">org.hibernate.dialect.PostgreSQLDialect</property> - <!-- Disable the second-level cache --> <property name="cache.provider_class">org.hibernate.cache.NoCacheProvider</property> - <!-- Echo all executed SQL to stdout --> <property name="show_sql">true</property> - <!-- Drop and re-create the database schema on startup --> <property name="hbm2ddl.auto">create</property> - <!-- Names the annotated entity class --> <mapping class="org.javabrains.koushik.dto.UserDetails" /> </session-factory> </hibernate-configuration>