public void test() {
    // test readAll
    getSession().readAllObjects(Employee.class);
    getSession().getIdentityMapAccessor().initializeIdentityMap(Employee.class);

    // test readObject
    Employee employee =
        (Employee)
            getSession().readObject(Employee.class, new ExpressionBuilder().get("id").equal(99));

    // test delete with an employee read from the database
    employee = (Employee) getSession().readObject(Employee.class);
    try {
      getAbstractSession().deleteObject(employee);
    } catch (DatabaseException exc) {
      // if we get an integrity exception here, the query went to the DB and was not redirected
      redirectedDeleteObject = false;
    }

    UnitOfWork uow = getSession().acquireUnitOfWork();
    // test update with an employee read from the database
    employee = (Employee) uow.readObject(Employee.class);
    employee.setFirstName(employee.getFirstName() + "-changed");

    // insert an employee to test the insert behavior
    employee = new Employee();
    employee.setFirstName("Paul");
    employee.setLastName("Sheldon");
    uow.registerObject(employee);

    uow.commit();
  }
  private void createEmployeeAndSearchExpression() {
    // Create the example employee
    employee =
        (org.eclipse.persistence.testing.models.employee.domain.Employee)
            new org.eclipse.persistence.testing.models.employee.domain.EmployeePopulator()
                .basicEmployeeExample1();
    employee.setFirstName("Timugen");
    employee.setLastName("Singaera");
    employee.addResponsibility("Answer the phones.");

    // Create an expression to retreive the employee from the database
    ExpressionBuilder expressionBuilder = new ExpressionBuilder();
    Expression exp1;
    Expression exp2;
    Expression expression;

    exp1 = expressionBuilder.get("firstName").equal(employee.getFirstName());
    exp2 = expressionBuilder.get("lastName").equal(employee.getLastName());

    searchExpression = exp1.or(exp2);
  }