@Test
public void produceExistingEntity() throws Exception {
setUp("jpa://" + Customer.class.getName() + "?usePersist=false");
final Customer customer = createDefaultCustomer();
transactionStrategy.execute(new JpaCallback() {
public Object doInJpa(EntityManager entityManager) throws PersistenceException {
entityManager.persist(customer);
entityManager.flush();
return null;
}
});
assertEntitiesInDatabase(1, Customer.class.getName());
assertEntitiesInDatabase(1, Address.class.getName());
customer.setName("Max Mustermann");
customer.getAddress().setAddressLine1("Musterstr. 1");
customer.getAddress().setAddressLine2("11111 Enterhausen");
Exchange exchange = new DefaultExchange(camelContext);
exchange.getIn().setBody(customer);
Exchange returnedExchange = template.send(endpoint, exchange);
Customer receivedCustomer = returnedExchange.getIn().getBody(Customer.class);
assertEquals(customer.getName(), receivedCustomer.getName());
assertNotNull(receivedCustomer.getId());
assertEquals(customer.getAddress().getAddressLine1(), receivedCustomer.getAddress().getAddressLine1());
assertEquals(customer.getAddress().getAddressLine2(), receivedCustomer.getAddress().getAddressLine2());
assertNotNull(receivedCustomer.getAddress().getId());
List results = jpaTemplate.find("select o from " + Customer.class.getName() + " o");
assertEquals(1, results.size());
Customer persistedCustomer = (Customer) results.get(0);
assertEquals(receivedCustomer.getName(), persistedCustomer.getName());
assertEquals(receivedCustomer.getId(), persistedCustomer.getId());
assertEquals(receivedCustomer.getAddress().getAddressLine1(), persistedCustomer.getAddress().getAddressLine1());
assertEquals(receivedCustomer.getAddress().getAddressLine2(), persistedCustomer.getAddress().getAddressLine2());
assertEquals(receivedCustomer.getAddress().getId(), persistedCustomer.getAddress().getId());
}