/**
* 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.spring.interceptor;
import org.apache.camel.RuntimeCamelException;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.processor.async.MyAsyncComponent;
import org.apache.camel.spring.SpringRouteBuilder;
import org.apache.camel.spring.spi.SpringTransactionPolicy;
/**
* Unit test to demonstrate the transactional client pattern.
*/
public class TransactionalClientDataSourceAsyncTest extends TransactionalClientDataSourceTest {
public void testTransactionRollback() throws Exception {
MockEndpoint mock = getMockEndpoint("mock:error");
mock.expectedMessageCount(1);
try {
template.sendBody("direct:fail", "Hello World");
fail("Should have thrown exception");
} catch (RuntimeCamelException e) {
// expected as we fail
assertIsInstanceOf(RuntimeCamelException.class, e.getCause());
assertTrue(e.getCause().getCause() instanceof IllegalArgumentException);
assertEquals("We don't have Donkeys, only Camels", e.getCause().getCause().getMessage());
}
assertMockEndpointsSatisfied();
int count = jdbc.queryForObject("select count(*) from books", Integer.class);
assertEquals("Number of books", 1, count);
}
protected RouteBuilder createRouteBuilder() throws Exception {
return new SpringRouteBuilder() {
public void configure() throws Exception {
context.addComponent("async", new MyAsyncComponent());
// use required as transaction policy
SpringTransactionPolicy required = lookup("PROPAGATION_REQUIRED", SpringTransactionPolicy.class);
// configure to use transaction error handler and pass on the required as it will fetch
// the transaction manager from it that it needs
errorHandler(transactionErrorHandler(required));
// on exception is also supported
onException(IllegalArgumentException.class).handled(false).to("mock:error");
from("direct:okay")
.policy(required)
.setBody(constant("Tiger in Action")).beanRef("bookService")
.log("Before thread ${threadName}")
.to("async:bye:camel")
.log("After thread ${threadName}")
.setBody(constant("Elephant in Action")).beanRef("bookService");
from("direct:fail")
.policy(required)
.setBody(constant("Tiger in Action")).beanRef("bookService")
.log("Before thread ${threadName}")
.to("async:bye:camel")
.log("After thread ${threadName}")
.setBody(constant("Donkey in Action")).beanRef("bookService");
}
};
}
}