public void saveEmployee(Employee employee) {
      this.getHibernateTemplate().saveOrUpdate(employee);
   }

<hibernate-mapping>
   <class name="org.appfuse.model.Employee" table="bbab20e" lazy="true">
      <composite-id name="documentId" class="org.appfuse.model.DocumentId">
         <key-property name="fiscalYear"
                    column="BBAB20E_CDFSYR"
                    type="string"/>
         <key-property name="documentNumber"
                    column="BBAB20E_NODOCU"
                    type="string"/>
      </composite-id>
      
      <version name="version" column="LOG_COUNTER" unsaved-value="null"/>
            
      <property name="firstName" column="BBAB20E_NMEMFS" />
      <property name="lastName" column="BBAB20E_NMEMLS" />   
      <property name="gender" column="BBAB20E_CDSEX"/>                  
      <property name="middleName" column="BBAB20E_NMEMMD" not-null="false"/>               
      <property name="suffix" column="BBAB20E_NMEMSF" not-null="false"/>
   </class>
</hibernate-mapping>

   

    [junit] ------------- ---------------- ---------------
    [junit] Testcase: testSaveEmployee(org.appfuse.service.EmployeeManagerTest):
        Caused an ERROR
    [junit] Row was updated or deleted by another transaction (or unsaved-value
mapping was incorrect) for org.appfuse.model.Employee instance with identifier:
org.appfuse.model.DocumentId@d0220c[
    [junit]   fiscalYear=9999
    [junit]   documentNumber=999990003
    [junit] ]; nested exception is net.sf.hibernate.StaleObjectStateException: R
ow was updated or deleted by another transaction (or unsaved-value mapping was i
ncorrect) for org.appfuse.model.Employee instance with identifier: org.appfuse.m
odel.DocumentId@d0220c[
    [junit]   fiscalYear=9999
    [junit]   documentNumber=999990003
    [junit] ]
    [junit] org.springframework.orm.hibernate.HibernateOptimisticLockingFailureE
xception: Row was updated or deleted by another transaction (or unsaved-value ma
pping was incorrect) for org.appfuse.model.Employee instance with identifier: or
g.appfuse.model.DocumentId@d0220c[
    [junit]   fiscalYear=9999
    [junit]   documentNumber=999990003
    [junit] ]; nested exception is net.sf.hibernate.StaleObjectStateException: R
ow was updated or deleted by another transaction (or unsaved-value mapping was i
ncorrect) for org.appfuse.model.Employee instance with identifier: org.appfuse.m
odel.DocumentId@d0220c[
    [junit]   fiscalYear=9999
    [junit]   documentNumber=999990003
    [junit] ]
    [junit] net.sf.hibernate.StaleObjectStateException: Row was updated or delet
ed by another transaction (or unsaved-value mapping was incorrect) for org.appfu
se.model.Employee instance with identifier: org.appfuse.model.DocumentId@d0220c[

    [junit]   fiscalYear=9999
    [junit]   documentNumber=999990003
    [junit] ]
    [junit]     at net.sf.hibernate.persister.AbstractEntityPersister.check(Abst
ractEntityPersister.java:501)
    [junit]     at net.sf.hibernate.persister.EntityPersister.update(EntityPersi
ster.java:672)
    [junit]     at net.sf.hibernate.persister.EntityPersister.update(EntityPersi
ster.java:642)
    [junit]     at net.sf.hibernate.impl.ScheduledUpdate.execute(ScheduledUpdate
.java:52)
    [junit]     at net.sf.hibernate.impl.SessionImpl.executeAll(SessionImpl.java
:2414)
    [junit]     at net.sf.hibernate.impl.SessionImpl.execute(SessionImpl.java:23
68)
    [junit]     at net.sf.hibernate.impl.SessionImpl.flush(SessionImpl.java:2236
)
    [junit]     at net.sf.hibernate.transaction.JDBCTransaction.commit(JDBCTrans
action.java:61)
    [junit]     at org.springframework.orm.hibernate.HibernateTransactionManager
.doCommit(HibernateTransactionManager.java:386)
    [junit]     at org.springframework.transaction.support.AbstractPlatformTrans
actionManager.commit(AbstractPlatformTransactionManager.java:316)
    [junit]     at org.springframework.transaction.interceptor.TransactionInterc
eptor.invoke(TransactionInterceptor.java:211)
    [junit]     at org.springframework.aop.framework.ReflectiveMethodInvocation.
proceed(ReflectiveMethodInvocation.java:138)
    [junit]     at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(J
dkDynamicAopProxy.java:148)
    [junit]     at $Proxy0.saveEmployee(Unknown Source)
    [junit]     at org.appfuse.service.EmployeeManagerTest.testSaveEmployee(Empl
oyeeManagerTest.java:73)
    [junit]     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    [junit]     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAcces
sorImpl.java:39)
    [junit]     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMet
hodAccessorImpl.java:25)

public class EmployeeManagerTest extends TestCase{
   private static Log log = LogFactory.getLog(EmployeeManagerTest.class);
   private ApplicationContext ctx;
   private Employee employee;
   private EmployeeManager mgr;
   
   protected void setUp() throws Exception{
      String[] paths = {"/WEB-INF/applicationContext.xml"}; // there could be multiple context files
      ctx = new ClassPathXmlApplicationContext(paths);
      mgr = (EmployeeManager) ctx.getBean("employeeManager");
   }
   
   protected void tearDown() throws Exception{
      employee = null;
      mgr = null;
   }
   
   public static void main(String[] args){
      TestRunner.run(EmployeeDAOTest.class);
   }
   
   public void testSaveEmployee() throws Exception{
      employee = new Employee();
      employee.setFirstName("Geraldo");
      employee.setLastName("Rivera");
      employee.setMiddleName("Joe");
      employee.setGender("M");
      employee.setSuffix("Jr.");
      DocumentId documentId = new DocumentId("9999","999990003");
      employee.setDocumentId(documentId);
      
      Address homeAddress = new Address("15 Stafford Drive", "", "Athens", "GA", "30605");
      employee.setHomeAddress(homeAddress);
      
      Building building = new Building(0004, "Business Services");
      WorkAddress workAddress = new WorkAddress("","","","","",building,021, 004);
      employee.setWorkAddress(workAddress);
      
      PhoneNumber phoneNumber = new PhoneNumber("555-555-5555");
      
      employee.setHomePhoneNumber(phoneNumber);
      employee.setWorkPhoneNumber(phoneNumber);
      
      mgr.saveEmployee(employee);
      log.info(employee);
      assertTrue(employee.getFirstName() != null);
   }

   public void testRemoveEmployee() throws Exception{
      DocumentId documentId = new DocumentId("9999","999990003");
      employee = new Employee();
      employee.setDocumentId(documentId);
      mgr.removeEmployee(employee.getDocumentId());
      if(log.isDebugEnabled()){
         log.debug("removing employee record ... fiscalYear:"+documentId.getFiscalYear()+ " documentNumber:"+documentId.getDocumentNumber());
      }
      assertNull(mgr.getEmployee(documentId));
   }   
}

public class EmployeeDAOHibernate extends HibernateDaoSupport implements EmployeeDAO{
   private Log log = LogFactory.getLog(EmployeeDAOHibernate.class);
   /* (non-Javadoc)
    * @see org.appfuse.dao.EmployeeDAO#getEmployees()
    */
   public List getEmployees() {
      return this.getHibernateTemplate().find("from Employee");
   }
   /* (non-Javadoc)
    * @see org.appfuse.dao.EmployeeDAO#getEmployee(org.appfuse.model.DocumentId)
    */
   public Employee getEmployee(DocumentId documentId) {
      return (Employee) this.getHibernateTemplate().get(Employee.class, documentId);
   }
   /* (non-Javadoc)
    * @see org.appfuse.dao.EmployeeDAO#saveEmployee(org.appfuse.model.Employee)
    */
   public void saveEmployee(Employee employee) {
      this.getHibernateTemplate().saveOrUpdate(employee);
   }
   /* (non-Javadoc)
    * @see org.appfuse.dao.EmployeeDAO#removeEmployee(org.appfuse.model.DocumentId)
    */
   public void removeEmployee(DocumentId documentId) {
      Object employee = this.getHibernateTemplate().load(Employee.class,documentId);
      this.getHibernateTemplate().delete(employee);
   }   
}

public class DocumentId extends BaseObject{
   private String fiscalYear;
   private String documentNumber;

   public DocumentId(){}
   
   public DocumentId(String fiscalYear, String documentNumber){
      this.fiscalYear = fiscalYear;
      this.documentNumber = documentNumber;
   }

   /**
    * @return Returns the documentNumber.
    */
   public String getDocumentNumber() {
      return documentNumber;
   }
   /**
    * @return Returns the fiscalYear.
    */
   public String getFiscalYear() {
      return fiscalYear;
   }
   /**
    * @param documentNumber The documentNumber to set.
    */
   public void setDocumentNumber(String documentNumber) {
      this.documentNumber = documentNumber;
   }
   /**
    * @param fiscalYear The fiscalYear to set.
    */
   public void setFiscalYear(String fiscalYear) {
      this.fiscalYear = fiscalYear;
   }
   
   public boolean equals(Object o){
      if(this == o) return true;
      if(o == null) return false;
      if(!(o instanceof DocumentId)) return false;
      final DocumentId documentId = (DocumentId)o;
      if(!fiscalYear.equals((documentId.getFiscalYear()))) return false;
      if(!documentNumber.equals((documentId.getDocumentNumber()))) return false;
      return true;
   }
   
   public int hashCode() {
      return fiscalYear.hashCode();
   }
   
}

public class Employee {
   private DocumentId documentId;
   private WorkAddress workAddress;
   private Address homeAddress;
   private PhoneNumber homePhoneNumber;
   private PhoneNumber workPhoneNumber;
   private String middleName;
   private String suffix;
    private String firstName;
    private String lastName;
    private String gender;
    private int version;

    // empty constructor
    public Employee(){
    }
   
    /**
    * @return Returns the documentId.
    */
   public DocumentId getDocumentId() {
      return documentId;
   }
   /**
    * @param documentId The documentId to set.
    */
   public void setDocumentId(DocumentId documentId) {
      this.documentId = documentId;
   }
   /**
    * @return Returns the homeAddress.
    */
   public Address getHomeAddress() {
      return homeAddress;
   }
   /**
    * @param homeAddress The homeAddress to set.
    */
   public void setHomeAddress(Address homeAddress) {
      this.homeAddress = homeAddress;
   }
   /**
    * @return Returns the homePhoneNumber.
    */
   public PhoneNumber getHomePhoneNumber() {
      return homePhoneNumber;
   }
   /**
    * @param homePhoneNumber The homePhoneNumber to set.
    */
   public void setHomePhoneNumber(PhoneNumber homePhoneNumber) {
      this.homePhoneNumber = homePhoneNumber;
   }
   /**
    * @return Returns the middleName.
    */
   public String getMiddleName() {
      return middleName;
   }
   /**
    * @param middleName The middleName to set.
    */
   public void setMiddleName(String middleName) {
      this.middleName = middleName;
   }
   /**
    * @return Returns the suffix.
    */
   public String getSuffix() {
      return suffix;
   }
   /**
    * @param suffix The suffix to set.
    */
   public void setSuffix(String suffix) {
      this.suffix = suffix;
   }
   /**
    * @return Returns the workAddress.
    */
   public WorkAddress getWorkAddress() {
      return workAddress;
   }
   /**
    * @param workAddress The workAddress to set.
    */
   public void setWorkAddress(WorkAddress workAddress) {
      this.workAddress = workAddress;
   }
   /**
    * @return Returns the workPhoneNumber.
    */
   public PhoneNumber getWorkPhoneNumber() {
      return workPhoneNumber;
   }
   /**
    * @param workPhoneNumber The workPhoneNumber to set.
    */
   public void setWorkPhoneNumber(PhoneNumber workPhoneNumber) {
      this.workPhoneNumber = workPhoneNumber;
   }
   /**
    * @return Returns the firstName.
    */
   public String getFirstName() {
      return firstName;
   }
   /**
    * @param firstName The firstName to set.
    */
   public void setFirstName(String firstName) {
      this.firstName = firstName;
   }
   /**
    * @return Returns the gender.
    */
   public String getGender() {
      return gender;
   }
   /**
    * @param gender The gender to set.
    */
   public void setGender(String gender) {
      this.gender = gender;
   }
   /**
    * @return Returns the lastName.
    */
   public String getLastName() {
      return lastName;
   }
   /**
    * @param lastName The lastName to set.
    */
   public void setLastName(String lastName) {
      this.lastName = lastName;
   }
   /**
    * @return Returns the version.
    */
   public int getVersion() {
      return version;
   }
   /**
    * @param version The version to set.
    */
   public void setVersion(int version) {
      this.version = version;
   }

<hibernate-mapping>
   <class name="org.appfuse.model.Employee" table="bbab20e">
      <composite-id name="documentId" class="org.appfuse.model.DocumentId">
         <key-property name="fiscalYear"
                    column="BBAB20E_CDFSYR"
                    type="string"/>
         <key-property name="documentNumber"
                    column="BBAB20E_NODOCU"
                    type="string"/>
      </composite-id>
      
      <version name="version" column="LOG_COUNTER" unsaved-value="null"/>
            
      <property name="firstName" column="BBAB20E_NMEMFS" />
      <property name="lastName" column="BBAB20E_NMEMLS" />   
      <property name="gender" column="BBAB20E_CDSEX"/>                  
      <property name="middleName" column="BBAB20E_NMEMMD" not-null="false"/>               
      <property name="suffix" column="BBAB20E_NMEMSF" not-null="false"/>

      <component
         name="homeAddress"
         class="org.appfuse.model.Address">
         <property name="street1"
                 column="BBAB20E_TXSTR1" not-null="false"/>
         <property name="street2"
                 column="BBAB20E_TXSTR2" not-null="false"/>       
         <property name="city"
                 column="BBAB20E_TXCTHM" not-null="false"/>
         <property name="state"
                 column="BBAB20E_TXSTHM" not-null="false"/>
         <property name="zipCode"
                 column="BBAB20E_CDZPHM" not-null="false"/>             
      </component>
      <component
         name="workAddress"
         class="org.appfuse.model.WorkAddress">   
         <component
            name="building"
            class="org.appfuse.model.Building">
            <property name="buildingNumber"
                 column="BBAB20E_NOBLDG" not-null="false"/> 
            <property name="buildingName"
                 column="BBAB20E_NMBLDG" not-null="false"/>                
         </component>
         <property name="floorNumber"
                 column="BBAB20E_NOFLOR" not-null="false"/>                
         <property name="roomNumber"
                 column="BBAB20E_NOROOM" not-null="false"/>
                
      </component>
      <component
         name="homePhoneNumber"
         class="org.appfuse.model.PhoneNumber">
         <property name="number"                
                 column="BBAB20E_NOPHHM" not-null="false"/>      
      </component>
      <component
         name="workPhoneNumber"
         class="org.appfuse.model.PhoneNumber">
         <property name="number"                
                 column="BBAB20E_NOPHOF" not-null="false"/>
      </component>
   </class>
</hibernate-mapping>