-src
      -conf
             -hibernate.properties
             -CC403.hbm.xml
             -log4j.properties
      -java
             -essex.cc403.hbeans
                       -User.java
                       -Rank.java

<?xml version="1.0" encoding="UTF-8"?>

<project name="CC403" default="default" basedir=".">
...
<!-- Teach Ant how to use Hibernate's code generation tool -->
    <taskdef name="hbm2java"
             classname="net.sf.hibernate.tool.hbm2java.Hbm2JavaTask"
             classpath="${javac.classpath}"/>
             
    <!-- Generate the java code for all mapping files in our source tree -->
    <target name="codegen" depends="init"
            description="Generate Java source from the O/R mapping files">
    <hbm2java output="${src.dir}">
        <fileset dir="${conf.dir}">
            <include name="**/*.hbm.xml"/>
        </fileset>
    </hbm2java>
    </target>
   
    <!-- Generate the schemas for all mapping files in our class tree -->
    <target name="schema" depends="compile"
            description="Generate DB schema from the O/R mapping files">
        <!-- Teach Ant how to use Hibernate's schema generation tool -->
        <taskdef name="schemaexport"
                 classname="net.sf.hibernate.tool.hbm2ddl.SchemaExportTask"
                 classpath="${javac.classpath}"/>
        <schemaexport properties="${conf.dir}/hibernate.properties"
                      quiet="no" text="no" drop="no" delimiter=";">
            <fileset dir="${conf.dir}">
                <include name="**/*.hbm.xml"/>
            </fileset>
        </schemaexport>
       
    </target>
...
</project>

<?xml version="1.0"?>

<!DOCTYPE hibernate-mapping
    PUBLIC "-//Hibernate/Hibernate Mapping DTD 2.0//EN"
    "http://hibernate.sourceforge.net/hibernate-mapping-2.0.dtd">

<hibernate-mapping>

    <class name="essex.cc403.hbeans.User" table="USER">
        <meta attribute="class-description">
        Represents a user in the database.
        @author Konstantinos Karadamoglou
        </meta>
        <id name="id" type="int" column="USER_ID">
            <meta attribute="scope-set">protected</meta>
            <generator class="native"/>
        </id>
       
        <property name="password" type="string" not-null="true"/>
        <property name="firstName" type="string" not-null="true"/>
        <property name="lastName" type="string"  not-null="true"/>
        <property name="addLine1" type="string"  not-null="true"/>
        <property name="addLine2" type="string"  not-null="false"/>
        <property name="city" type="string"  not-null="true"/>
        <property name="county" type="string"  not-null="true"/>
       
        <many-to-one name="rank" class="essex.cc403.hbeans.Rank" column="RANK_ID"/>
       
    </class>
   
    <class name="essex.cc403.hbeans.Rank" table="RANK">

        <meta attribute="class-description">
            Represents a rank in the database.
            @author Konstantinos Karadamoglou
        </meta>

        <id name="rankID" type="int" column="RANK_ID">
            <meta attribute="scope-set">protected</meta>
            <generator class="native"/>
        </id>

        <property name="name" type="string">
            <meta attribute="use-in-tostring">true</meta>
            <column name="NAME" not-null="true" unique="true" index="RANK_NAME"/>
        </property>

        <property name="canBook" type="boolean" not-null="true"/>
        <property name="canDeleteAccount" type="boolean" not-null="true"/>
        <property name="canViewBookings" type="boolean" not-null="true"/>
        <property name="canEditBookings" type="boolean" not-null="true"/>
        <property name="canCancelBookings" type="boolean" not-null="true"/>
       
        <set name="Users" cascade="all" inverse="true" lazy="true">
          <key column="RANK_ID"/>
          <one-to-many class="essex.cc403.hbeans.User"/>
        </set>

    </class>
</hibernate-mapping>

schema:
log4j:WARN No appenders could be found for logger (net.sf.hibernate.cfg.Environment).
log4j:WARN Please initialize the log4j system properly.
C:\Development\Projects\CVSProjects\CC403\build.xml:113: Schema text failed: net.sf.hibernate.MappingException: persistent class [essex.cc403.hbeans.User] not found
BUILD FAILED (total time: 7 seconds)