Package org.apache.camel.examples

Examples of org.apache.camel.examples.Customer

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    @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());
    }
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    @Test
    public void produceNewEntity() throws Exception {
        setUp("jpa://" + Customer.class.getName() + "?usePersist=" + (usePersist() ? "true" : "false"));
       
        Customer customer = createDefaultCustomer();
        Customer receivedCustomer = template.requestBody(endpoint, customer, 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 = entityManager.createQuery("select o from " + Customer.class.getName() + " o").getResultList();
        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());
    }
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    @Test
    public void consumeEntity() throws Exception {
        setUp("jpa://" + Customer.class.getName() + "?usePersist=" + (usePersist() ? "true" : "false"));
   
        final Customer customer = createDefaultCustomer();
        save(customer);
       
        final CountDownLatch latch = new CountDownLatch(1);
       
        consumer = endpoint.createConsumer(new Processor() {
            public void process(Exchange e) {
                receivedExchange = e;
                assertNotNull(e.getIn().getHeader(JpaConstants.ENTITYMANAGER, EntityManager.class));
                latch.countDown();
            }
        });
        consumer.start();
       
        assertTrue(latch.await(50, TimeUnit.SECONDS));

        consumer.stop();
        Thread.sleep(1000);
       
        assertNotNull(receivedExchange);
        Customer receivedCustomer = receivedExchange.getIn().getBody(Customer.class);
        assertEquals(customer.getName(), receivedCustomer.getName());
        assertEquals(customer.getId(), receivedCustomer.getId());
        assertEquals(customer.getAddress().getAddressLine1(), receivedCustomer.getAddress().getAddressLine1());
        assertEquals(customer.getAddress().getAddressLine2(), receivedCustomer.getAddress().getAddressLine2());
        assertEquals(customer.getAddress().getId(), receivedCustomer.getAddress().getId());
       
        // give a bit time for consumer to delete after done
        Thread.sleep(1000);
       
        assertEntitiesInDatabase(0, Customer.class.getName());
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        List<?> results = entityManager.createQuery("select o from " + entity + " o").getResultList();
        assertEquals(count, results.size());
    }

    protected Customer createDefaultCustomer() {
        Customer customer = new Customer();
        customer.setName("Christian Mueller");
        Address address = new Address();
        address.setAddressLine1("Hahnstr. 1");
        address.setAddressLine2("60313 Frankfurt am Main");
        customer.setAddress(address);
        return customer;
    }
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        assertURIQueryOption(jpaConsumer);
    }

    protected void assertReceivedResult(Exchange exchange) {
        assertNotNull(exchange);
        Customer result = exchange.getIn().getBody(Customer.class);
        assertNotNull("Received a POJO", result);
        assertEquals("name property", "Willem", result.getName());
    }
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    @Test
    public void produceExistingEntityShouldThrowAnException() throws Exception {
        setUp("jpa://" + Customer.class.getName() + "?usePersist=true");
       
        Customer customer = createDefaultCustomer();
        save(customer);
        long id = customer.getId();

        // and adjust some values
        customer = createDefaultCustomer();
        customer.setId(id);
        customer.setName("Max Mustermann");
        customer.getAddress().setAddressLine1("Musterstr. 1");
        customer.getAddress().setAddressLine2("11111 Enterhausen");

        try {
            // we cannot store the 2nd customer as its using the same id as the 1st
            template.requestBody(endpoint, customer);
            fail("Should throw exception");
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    @Test
    public void produceExistingEntity() throws Exception {
        setUp("jpa://" + Customer.class.getName() + "?usePersist=false");
       
        final Customer customer = createDefaultCustomer();
        transactionTemplate.execute(new TransactionCallback<Object>() {
            public Object doInTransaction(TransactionStatus status) {
                entityManager.joinTransaction();
                entityManager.persist(customer);
                entityManager.flush();
                return null;
            }
        });
       
        assertEntitiesInDatabase(1, Customer.class.getName());
        assertEntitiesInDatabase(1, Address.class.getName());

        // do detach the persisted entity first before modifying it as we intend to merge it later on below
        entityManager.detach(customer);
        customer.setName("Max Mustermann");
        customer.getAddress().setAddressLine1("Musterstr. 1");
        customer.getAddress().setAddressLine2("11111 Enterhausen");
       
        Customer receivedCustomer = template.requestBody(endpoint, customer, 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 = entityManager.createQuery("select o from " + Customer.class.getName() + " o").getResultList();
        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());
    }
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    @Test
    public void produceNewEntity() throws Exception {
        setUp("jpa://" + Customer.class.getName() + "?usePersist=" + (usePersist() ? "true" : "false"));
       
        Customer customer = createDefaultCustomer();
        Customer receivedCustomer = template.requestBody(endpoint, customer, 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 = entityManager.createQuery("select o from " + Customer.class.getName() + " o").getResultList();
        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());
    }
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    @Test
    public void consumeEntity() throws Exception {
        setUp("jpa://" + Customer.class.getName() + "?usePersist=" + (usePersist() ? "true" : "false"));
   
        final Customer customer = createDefaultCustomer();
        save(customer);
       
        final CountDownLatch latch = new CountDownLatch(1);
       
        consumer = endpoint.createConsumer(new Processor() {
            public void process(Exchange e) {
                receivedExchange = e;
                assertNotNull(e.getIn().getHeader(JpaConstants.ENTITYMANAGER, EntityManager.class));
                latch.countDown();
            }
        });
        consumer.start();
       
        assertTrue(latch.await(50, TimeUnit.SECONDS));

        consumer.stop();
        Thread.sleep(1000);
       
        assertNotNull(receivedExchange);
        Customer receivedCustomer = receivedExchange.getIn().getBody(Customer.class);
        assertEquals(customer.getName(), receivedCustomer.getName());
        assertEquals(customer.getId(), receivedCustomer.getId());
        assertEquals(customer.getAddress().getAddressLine1(), receivedCustomer.getAddress().getAddressLine1());
        assertEquals(customer.getAddress().getAddressLine2(), receivedCustomer.getAddress().getAddressLine2());
        assertEquals(customer.getAddress().getId(), receivedCustomer.getAddress().getId());
       
        // give a bit time for consumer to delete after done
        Thread.sleep(1000);
       
        assertEntitiesInDatabase(0, Customer.class.getName());
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        List<?> results = entityManager.createQuery("select o from " + entity + " o").getResultList();
        assertEquals(count, results.size());
    }

    protected Customer createDefaultCustomer() {
        Customer customer = new Customer();
        customer.setName("Christian Mueller");
        Address address = new Address();
        address.setAddressLine1("Hahnstr. 1");
        address.setAddressLine2("60313 Frankfurt am Main");
        customer.setAddress(address);
        return customer;
    }
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Related Classes of org.apache.camel.examples.Customer

  • org.apache.camel.component.jpa.AbstractJpaMethodTest
  • org.apache.camel.component.jpa.JpaUseMergeTest
  • org.apache.camel.component.jpa.JpaUsePersistTest
  • org.apache.camel.component.jpa.JpaWithNamedQueryAndParametersTest
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