[list]
<?xml version="1.0"?>
<!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="connection.datasource">java:comp/env/jdbc/as400</property>
<property name="show_sql">true</property>
<property name="dialect">org.hibernate.dialect.DB2400Dialect</property>


<mapping resource="pf.hbm.xml"/>

</session-factory>
</hibernate-configuration>


here my  hbm:

<?xml version="1.0"?>
<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">

<hibernate-mapping>

   <class name="vo.as400.PfVO" table="sdgtwb_dat.aynau00f">
       
     <composite-id>
              <key-property name="stagpf" column="stag$a" type="string"/>
              <key-property name="modepf" column="mode$a" type="string"/>
              <key-property name="matepf" column="mate$a" type="string"/>
         </composite-id>

         <property name="de50pf">
                   <column name="dcol$a"/>
    </property>

         <property name="fl20pf">
                   <column name="FLAG$A"/>
    </property>


       

   </class>
</hibernate-mapping>
[/list]