/**
* 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.netty;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import org.apache.camel.Exchange;
import org.apache.camel.Processor;
import org.apache.camel.builder.RouteBuilder;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @version
*/
public class NettyUdpWithInOutUsingPlainSocketTest extends BaseNettyTest {
private static final Logger LOG = LoggerFactory.getLogger(NettyUdpWithInOutUsingPlainSocketTest.class);
@Test
public void testSendAndReceiveOnce() throws Exception {
String out = sendAndReceiveUdpMessages("World");
assertNotNull("should receive data", out);
assertEquals("Hello World\n", out);
}
private String sendAndReceiveUdpMessages(String input) throws Exception {
DatagramSocket socket = new DatagramSocket();
InetAddress address = InetAddress.getByName("127.0.0.1");
// must append delimiter
byte[] data = (input + "\n").getBytes();
DatagramPacket packet = new DatagramPacket(data, data.length, address, getPort());
LOG.debug("+++ Sending data +++");
socket.send(packet);
Thread.sleep(1000);
byte[] buf = new byte[128];
DatagramPacket receive = new DatagramPacket(buf, buf.length, address, getPort());
LOG.debug("+++ Receiving data +++");
socket.receive(receive);
socket.close();
return new String(receive.getData(), 0, receive.getLength());
}
protected RouteBuilder createRouteBuilder() {
return new RouteBuilder() {
public void configure() {
from("netty:udp://127.0.0.1:{{port}}?textline=true&sync=true").process(new Processor() {
public void process(Exchange exchange) throws Exception {
String s = exchange.getIn().getBody(String.class);
LOG.debug("Server got: " + s);
exchange.getOut().setBody("Hello " + s);
}
});
}
};
}
}