<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
        "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
        "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping package="book.com.manning.hq.ch04">
    <class name="Event" table="events">
        <id name="id" column="uid" type="long">
            <generator class="native"/>
        </id>
        <property name="name" type="string"/>
        <property name="startDate" column="start_date"
            type="date"/>
        <property name="duration" type="integer"/>
        <many-to-one name="location" column="location_id" class="Location" cascade="save-update" />
    </class>
</hibernate-mapping>

<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
        "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
        "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping package="book.com.manning.hq.ch04">
    <class name="Location" table="locations">
        <id name="id" column="uid" type="long">
            <generator class="native"/>
        </id>
        <property name="name" type="string"/>
        <component name="address" class="Address" >
            <property name="streetAddress" column="street_address" type="string"/>
            <property name="city" type="string"/>
            <property name="state" type="string"/>
            <property name="zipCode" column="zip_code" type="string"/>
        </component>
    </class>
</hibernate-mapping>

package book.com.manning.hq.ch04;

import java.util.*;
import org.hibernate.*;
import org.hibernate.cfg.Configuration;



public class EventLoader {
   
   /*
    * wasem note: At the moment let us just cach the exceptions here
    */
   public static void main(String[] args) {
      
      Location location = new Location();
      //Location location = new book.com.manning.hq.ch04.Location();
      location.setName("Hilton Convention Center");
      location.setAddress("950 North Stafford St.");
      
      Event event = new Event();
      event.setName("Annual Meeting");
      event.setDuration(60);
      event.setStartDate(createDate(2004, 11, 1));
      event.setLocation(location);
      
      Session session = null;
      Transaction tx = null;
      SessionFactory sessionFactory = null;
      
      try {
         
         //session = MySessionFactory.getSession();
         
         Configuration configuration = new Configuration();
         //Configure from hibernate.cfg.xml
         //at root of classpath.
         configuration.configure();
         sessionFactory = configuration.buildSessionFactory();
         session = sessionFactory.openSession();
         tx = session.beginTransaction();
         session.save(location);
         session.save(event);
         session.flush();
         tx.commit();
         System.out.println("Event and location saved!");
      } catch (HibernateException he) {
         try {
               if(tx != null) {
                     tx.rollback();
               }
            } catch (HibernateException ignore) {
            // @Waseem notes: What can be done here??
            }
            throw he; // Rethro
      }finally {
         if (session != null) {
            try {
               session.close();
            } catch (HibernateException ignore) {
//             ignore
            }
         }
         if (sessionFactory != null) {
            try {
                  sessionFactory.close();
            } catch (HibernateException e) {
//             ignore
            }
         }
      }
   }
   
   /**
   * @param year
   * @param month - This is 0-based:
   * 0 = January, 11 = December
   * @param day
   * @return
   */
   private static Date createDate(int year, int month, int day) {
      Calendar calendar = Calendar.getInstance();
      calendar.set(year, month, day);
      return calendar.getTime();
   }
}

Buildfile: H:\Java\Projects\workspace\calendar2\build4.xml
clean:
   [delete] Deleting directory H:\Java\Projects\workspace\calendar2\build\classes
     [echo] Build dir has been cleaned!!!
init:
    [mkdir] Created dir: H:\Java\Projects\workspace\calendar2\build\classes
compile:
    [javac] Compiling 5 source files to H:\Java\Projects\workspace\calendar2\build\classes
schema-export:
[schemaexport] 06:53:31,015  INFO Environment:479 - Hibernate 3.1.2
[schemaexport] 06:53:31,015  INFO Environment:509 - hibernate.properties not found
[schemaexport] 06:53:31,031  INFO Environment:525 - using CGLIB reflection optimizer
[schemaexport] 06:53:31,031  INFO Environment:555 - using JDK 1.4 java.sql.Timestamp handling
[schemaexport] 06:53:31,093  INFO Configuration:1342 - configuring from file: hibernate.cfg.xml
[schemaexport] 06:53:31,171  INFO Configuration:469 - Reading mappings from resource: book/com/manning/hq/ch04/Event.hbm.xml

BUILD FAILED
H:\Java\Projects\workspace\calendar2\build4.xml:49: java.lang.NoClassDefFoundError: org/apache/commons/collections/SequencedHashMap

Total time: 1 second

<?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">

<!-- Generated by MyEclipse Hibernate Tools.                   -->
<hibernate-configuration>

<session-factory>
   <property name="dialect">org.hibernate.dialect.MySQLDialect</property>
   <property name="connection.url">jdbc:mysql://localhost/events_calendar</property>
   <property name="connection.username">root</property>
   <property name="connection.password">1122345</property>
   <property name="connection.driver_class">com.mysql.jdbc.Driver </property>
   
   <!-- Mapping files -->
   <mapping resource="book/com/manning/hq/ch04/Event.hbm.xml" />
   <mapping resource="book/com/manning/hq/ch04/Location.hbm.xml" />

</session-factory>

</hibernate-configuration>

<?xml version="1.0" encoding="UTF-8"?>
<project name="build4.xml" default="build">
   <property name= "src.java.dir" location="src"/>
   <property name= "build.classes.dir" location= "build/classes"></property>
   <property name="hibernate.version" value="3.2"></property>
   
   <import file="hibernate-build.xml"/>
   
   <!-- Specifies the jdbc driver location -->
   <property name="jdbc.driver.jar"
      value="C:/Program Files/MySQL/mysql-connector-java-5.0.4/mysql-connector-java-5.0.4-bin.jar">
   </property>
   
   <path id="project.classpath">
      <pathelement location="${build.classes.dir}"/>
   </path>
   
   <path id="runtime.classpath">
      <path refid="project.classpath"/>
      <path refid="hibernate.lib.path"/>
      <pathelement location="${jdbc.driver.jar}"/>
      <pathelement location="${src.java.dir}" />
   </path>
   
   
   <target name ="init">
      <mkdir dir="${build.classes.dir}"/>
   </target>
   
   <target name ="compile" depends="init">
      <javac srcdir="${src.java.dir}"
         destdir="${build.classes.dir}">
         <classpath refid="hibernate.lib.path"/>
      </javac>
   </target>
   
   <target name="build" depends="compile" >
      <java classname="book.com.manning.hq.ch04.EventLoader">
         <classpath refid="project.classpath"/>
         <classpath refid="hibernate.lib.path"/>
      </java>
   </target>
   
   <target name="schema-export" depends="compile" >
      <taskdef name="schemaexport"
         classname="org.hibernate.tool.hbm2ddl.SchemaExportTask">
         <classpath refid="runtime.classpath" />
      </taskdef>
      <schemaexport config="src/hibernate.cfg.xml"/>
      <echo>Tables created!!!</echo>
   </target>

   <target name="clean">
         <delete dir="${build.classes.dir}"/>
         <echo>Build dir has been cleaned!!!</echo>
   </target>

</project>

<schemaexport config="src/hibernate.cfg.xml"/>
in build4.xml