/**
* 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.component.mail;
import javax.mail.Flags;
import javax.mail.Folder;
import javax.mail.Message;
import javax.mail.Store;
import javax.mail.internet.MimeMessage;
import org.apache.camel.Exchange;
import org.apache.camel.Processor;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.test.junit4.CamelTestSupport;
import org.junit.Test;
import org.jvnet.mock_javamail.Mailbox;
import org.springframework.mail.javamail.JavaMailSenderImpl;
/**
* Unit test for rollback option.
*/
public class MailDoNotDeleteIfProcessFailsTest extends CamelTestSupport {
private static int counter;
@Override
public void setUp() throws Exception {
prepareMailbox();
super.setUp();
}
@Test
public void testRoolbackIfProcessFails() throws Exception {
getMockEndpoint("mock:result").expectedBodiesReceived("Message 1");
// the first 2 attempt should fail
getMockEndpoint("mock:error").expectedMessageCount(2);
assertMockEndpointsSatisfied();
assertEquals(3, counter);
}
private void prepareMailbox() throws Exception {
// connect to mailbox
Mailbox.clearAll();
JavaMailSenderImpl sender = new JavaMailSenderImpl();
Store store = sender.getSession().getStore("imap");
store.connect("localhost", 25, "claus", "secret");
Folder folder = store.getFolder("INBOX");
folder.open(Folder.READ_WRITE);
folder.expunge();
// inserts two new messages
Message[] msg = new Message[2];
msg[0] = new MimeMessage(sender.getSession());
msg[0].setText("Message 1");
msg[0].setFlag(Flags.Flag.SEEN, false);
msg[1] = new MimeMessage(sender.getSession());
msg[1].setText("Message 2");
msg[1].setFlag(Flags.Flag.SEEN, true);
folder.appendMessages(msg);
folder.close(true);
}
protected RouteBuilder createRouteBuilder() throws Exception {
return new RouteBuilder() {
public void configure() throws Exception {
// no redelivery for unit test as we want it to be polled next time
errorHandler(deadLetterChannel("mock:error").maximumRedeliveries(0).logStackTrace(false));
onException(IllegalArgumentException.class).handled(false); // DLC should not handle
from("imap://localhost?username=claus&password=secret&unseen=true&delay=250")
.process(new Processor() {
public void process(Exchange exchange) throws Exception {
counter++;
if (counter < 3) {
throw new IllegalArgumentException("Forced by unit test");
}
}
})
.to("mock:result");
}
};
}
}