| /* |
| * 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.mina.transport.bio; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| import java.io.IOException; |
| import java.net.DatagramPacket; |
| import java.net.DatagramSocket; |
| import java.net.InetSocketAddress; |
| import java.nio.ByteBuffer; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| import org.apache.mina.api.AbstractIoFilter; |
| import org.apache.mina.api.IdleStatus; |
| import org.apache.mina.api.IoSession; |
| import org.apache.mina.filterchain.ReadFilterChainController; |
| import org.apache.mina.filterchain.WriteFilterChainController; |
| import org.apache.mina.session.WriteRequest; |
| import org.junit.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * This class test the event dispatching of {@link BioUdpServer}. |
| * |
| * @author <a href="http://mina.apache.org">Apache MINA Project</a> |
| */ |
| public class BioUdpServerFilterEventTest { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(BioUdpServerFilterEventTest.class); |
| |
| private static final int CLIENT_COUNT = 1; |
| |
| private static final int WAIT_TIME = 10000; |
| |
| private CountDownLatch msgSentLatch = new CountDownLatch(CLIENT_COUNT); |
| |
| private CountDownLatch msgReadLatch = new CountDownLatch(CLIENT_COUNT); |
| |
| private CountDownLatch openLatch = new CountDownLatch(CLIENT_COUNT); |
| |
| private CountDownLatch closedLatch = new CountDownLatch(CLIENT_COUNT); |
| |
| @Test |
| public void generate_all_kind_of_server_event() throws IOException, InterruptedException { |
| final BioUdpServer server = new BioUdpServer(); |
| server.getSessionConfig().setIdleTimeInMillis(IdleStatus.READ_IDLE, 2000); |
| server.setFilters(new MyCodec(), new Handler()); |
| server.bind(0); |
| // warm up |
| Thread.sleep(100); |
| |
| long t0 = System.currentTimeMillis(); |
| final int port = server.getDatagramChannel().socket().getLocalPort(); |
| |
| System.err.println("port : " + port); |
| final DatagramSocket[] clients = new DatagramSocket[CLIENT_COUNT]; |
| |
| InetSocketAddress serverAddy = new InetSocketAddress("127.0.0.1", port); |
| // connect some clients |
| for (int i = 0; i < CLIENT_COUNT; i++) { |
| try { |
| clients[i] = new DatagramSocket(); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| System.out.println("Creation client " + i + " failed"); |
| } |
| } |
| |
| // write some messages |
| for (int i = 0; i < CLIENT_COUNT; i++) { |
| byte[] data = ("test:" + i).getBytes(); |
| clients[i].send(new DatagramPacket(data, data.length, serverAddy)); |
| } |
| |
| // does the session open message was fired ? |
| assertTrue(openLatch.await(WAIT_TIME, TimeUnit.MILLISECONDS)); |
| |
| // test is message was received by the server |
| assertTrue(msgReadLatch.await(WAIT_TIME, TimeUnit.MILLISECONDS)); |
| |
| // does response was wrote and sent ? |
| assertTrue(msgSentLatch.await(WAIT_TIME, TimeUnit.MILLISECONDS)); |
| |
| // read the echos |
| final byte[] buffer = new byte[1024]; |
| |
| for (int i = 0; i < CLIENT_COUNT; i++) { |
| DatagramPacket dp = new DatagramPacket(buffer, buffer.length); |
| clients[i].receive(dp); |
| final String text = new String(buffer, 0, dp.getLength()); |
| assertEquals("test:" + i, text); |
| } |
| |
| msgReadLatch = new CountDownLatch(CLIENT_COUNT); |
| |
| // try again |
| // write some messages again |
| for (int i = 0; i < CLIENT_COUNT; i++) { |
| byte[] data = ("test:" + i).getBytes(); |
| clients[i].send(new DatagramPacket(data, data.length, serverAddy)); |
| } |
| |
| // test is message was received by the server |
| assertTrue(msgReadLatch.await(WAIT_TIME, TimeUnit.MILLISECONDS)); |
| |
| // wait echo |
| |
| // close the session |
| assertEquals(CLIENT_COUNT, closedLatch.getCount()); |
| for (int i = 0; i < CLIENT_COUNT; i++) { |
| clients[i].close(); |
| } |
| |
| // does the session close event was fired ? |
| assertTrue(closedLatch.await(WAIT_TIME, TimeUnit.MILLISECONDS)); |
| |
| long t1 = System.currentTimeMillis(); |
| |
| System.out.println("Delta = " + (t1 - t0)); |
| |
| server.unbind(); |
| } |
| |
| private class MyCodec extends AbstractIoFilter { |
| |
| @Override |
| public void messageReceived(final IoSession session, final Object message, final ReadFilterChainController controller) { |
| if (message instanceof ByteBuffer) { |
| final ByteBuffer in = (ByteBuffer) message; |
| final byte[] buffer = new byte[in.remaining()]; |
| in.get(buffer); |
| super.messageReceived(session, new String(buffer), controller); |
| } else { |
| fail(); |
| } |
| } |
| |
| @Override |
| public void messageWriting(IoSession session, WriteRequest writeRequest, WriteFilterChainController controller) { |
| writeRequest.setMessage(ByteBuffer.wrap(writeRequest.getMessage().toString().getBytes())); |
| super.messageWriting(session, writeRequest, controller); |
| } |
| } |
| |
| private class Handler extends AbstractIoFilter { |
| |
| @Override |
| public void sessionOpened(final IoSession session) { |
| LOG.info("** session open"); |
| openLatch.countDown(); |
| } |
| |
| @Override |
| public void sessionClosed(final IoSession session) { |
| LOG.info("** session closed"); |
| closedLatch.countDown(); |
| } |
| |
| @Override |
| public void messageReceived(final IoSession session, final Object message, final ReadFilterChainController controller) { |
| LOG.info("** message received {}", message); |
| msgReadLatch.countDown(); |
| session.write(message.toString()); |
| } |
| |
| @Override |
| public void messageSent(final IoSession session, final Object message) { |
| LOG.info("** message sent {}", message); |
| msgSentLatch.countDown(); |
| } |
| |
| @Override |
| public void sessionIdle(IoSession session, IdleStatus status) { |
| LOG.info("** sesssion idle {}", session); |
| session.close(false); |
| } |
| } |
| } |