| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.camel.processor.jpa; |
| |
| import java.util.List; |
| import java.util.concurrent.atomic.AtomicInteger; |
| |
| import org.apache.camel.CamelContext; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Processor; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.component.mock.MockEndpoint; |
| import org.apache.camel.examples.SendEmail; |
| import org.apache.camel.spring.SpringCamelContext; |
| import org.apache.camel.test.junit4.CamelTestSupport; |
| import org.junit.Test; |
| import org.springframework.context.ApplicationContext; |
| import org.springframework.context.support.ClassPathXmlApplicationContext; |
| import org.springframework.orm.jpa.JpaTemplate; |
| import org.springframework.orm.jpa.JpaTransactionManager; |
| import org.springframework.transaction.TransactionDefinition; |
| import org.springframework.transaction.TransactionStatus; |
| import org.springframework.transaction.support.TransactionCallback; |
| import org.springframework.transaction.support.TransactionTemplate; |
| |
| /** |
| * @version |
| */ |
| public class JpaTXRollbackTest extends CamelTestSupport { |
| |
| protected static final String SELECT_ALL_STRING = "select x from " + SendEmail.class.getName() + " x"; |
| private static AtomicInteger foo = new AtomicInteger(); |
| private static AtomicInteger bar = new AtomicInteger(); |
| |
| protected ApplicationContext applicationContext; |
| protected JpaTemplate jpaTemplate; |
| |
| @Test |
| public void testTXRollback() throws Exception { |
| // first create three records |
| template.sendBody("jpa://" + SendEmail.class.getName(), new SendEmail("foo@beer.org")); |
| template.sendBody("jpa://" + SendEmail.class.getName(), new SendEmail("bar@beer.org")); |
| template.sendBody("jpa://" + SendEmail.class.getName(), new SendEmail("kaboom@beer.org")); |
| |
| // should rollback the entire |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| // we should retry and try again |
| mock.expectedMinimumMessageCount(4); |
| |
| // start route |
| context.startRoute("foo"); |
| |
| assertMockEndpointsSatisfied(); |
| |
| assertTrue("Should be >= 2, was: " + foo.intValue(), foo.intValue() >= 2); |
| assertTrue("Should be >= 2, was: " + bar.intValue(), bar.intValue() >= 2); |
| } |
| |
| @Override |
| protected RouteBuilder createRouteBuilder() throws Exception { |
| return new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| from("jpa://" + SendEmail.class.getName() + "?consumer.transacted=true&delay=1000").routeId("foo").noAutoStartup() |
| .process(new Processor() { |
| @Override |
| public void process(Exchange exchange) throws Exception { |
| SendEmail send = exchange.getIn().getBody(SendEmail.class); |
| if ("kaboom@beer.org".equals(send.getAddress())) { |
| throw new IllegalArgumentException("Forced"); |
| } |
| |
| if ("foo@beer.org".equals(send.getAddress())) { |
| foo.incrementAndGet(); |
| } else if ("bar@beer.org".equals(send.getAddress())) { |
| bar.incrementAndGet(); |
| } |
| } |
| }) |
| .to("mock:result"); |
| } |
| }; |
| } |
| |
| @Override |
| protected CamelContext createCamelContext() throws Exception { |
| applicationContext = new ClassPathXmlApplicationContext("org/apache/camel/processor/jpa/springJpaRouteTest.xml"); |
| cleanupRepository(); |
| return SpringCamelContext.springCamelContext(applicationContext); |
| } |
| |
| protected void cleanupRepository() { |
| jpaTemplate = (JpaTemplate)applicationContext.getBean("jpaTemplate", JpaTemplate.class); |
| |
| TransactionTemplate transactionTemplate = new TransactionTemplate(); |
| transactionTemplate.setTransactionManager(new JpaTransactionManager(jpaTemplate.getEntityManagerFactory())); |
| transactionTemplate.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRED); |
| |
| transactionTemplate.execute(new TransactionCallback<Object>() { |
| public Object doInTransaction(TransactionStatus arg0) { |
| List<?> list = jpaTemplate.find(SELECT_ALL_STRING); |
| for (Object item : list) { |
| jpaTemplate.remove(item); |
| } |
| jpaTemplate.flush(); |
| return Boolean.TRUE; |
| } |
| }); |
| } |
| |
| |
| } |