log4j:WARN No appenders could be found for logger (org.hibernate.cfg.Environment).
log4j:WARN Please initialize the log4j system properly.
Exception in thread "main" org.hibernate.HibernateException: Could not parse configuration: /hibernate.cfg.xml
   at org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1491)
   at org.hibernate.cfg.Configuration.configure(Configuration.java:1425)
   at org.hibernate.cfg.Configuration.configure(Configuration.java:1411)
   at com.chinmoy.hibernate.StoreData.main(StoreData.java:18)
Caused by: org.dom4j.DocumentException: Connection timed out: connect Nested exception: Connection timed out: connect
   at org.dom4j.io.SAXReader.read(SAXReader.java:484)
   at org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1481)

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-configuration PUBLIC
      "-//Hibernate/Hibernate Configuration DTD 3.0//EN"
      "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
    <session-factory>
       <property name="hbm2ddl.auto">update</property>
        <property name="hibernate.connection.driver_class">oracle.jdbc.driver.OracleDriver</property>
        <property name="hibernate.connection.password"><password></property>
        <property name="hibernate.connection.url">jdbc:oracle:thin:@172.24.70.12:1521:<db name></property>
        <property name="hibernate.connection.username"><user id></property>
        <property name="hibernate.dialect">org.hibernate.dialect.OracleDialect</property>
        <mapping resource="Employee.hbm.xml"/>
    </session-factory>
</hibernate-configuration>

package com.chinmoy.hibernate;   
 
 
import org.hibernate.Session;   
import org.hibernate.SessionFactory;   
import org.hibernate.Transaction;   
import org.hibernate.cfg.Configuration;   
 
public class StoreData {   
public static void main(String[] args) {   
       
    //creating configuration object   
    //Configuration cfg=new Configuration();   
       
    //cfg.configure("hibernate.cfg.xml");//populates the data of the configuration file   
       
    //creating seession factory object   
    //SessionFactory factory=cfg.buildSessionFactory();   
    SessionFactory factory=new Configuration().configure().buildSessionFactory();   
       
    //creating session object   
    Session session=factory.openSession();   
       
    //creating transaction object   
    //Transaction t=session.beginTransaction();   
           
    Employee e1=new Employee();   
    e1.setId(115);   
    e1.setFname("sonoo");   
    e1.setLname("jaiswal");   
       
    session.persist(e1);//persisting the object   
       
    //t.commit();//transaction is commited   
    session.close();   
       
    System.out.println("successfully saved");   
       
}   
}