| // |
| // ======================================================================== |
| // Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd. |
| // ------------------------------------------------------------------------ |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // and Apache License v2.0 which accompanies this distribution. |
| // |
| // The Eclipse Public License is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // The Apache License v2.0 is available at |
| // http://www.opensource.org/licenses/apache2.0.php |
| // |
| // You may elect to redistribute this code under either of these licenses. |
| // ======================================================================== |
| // |
| |
| package org.eclipse.jetty.websocket.client; |
| |
| import static org.hamcrest.Matchers.*; |
| |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.util.Queue; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.atomic.AtomicInteger; |
| |
| import org.eclipse.jetty.io.ByteBufferPool; |
| import org.eclipse.jetty.util.BufferUtil; |
| import org.eclipse.jetty.util.log.Log; |
| import org.eclipse.jetty.util.log.Logger; |
| import org.eclipse.jetty.websocket.common.CloseInfo; |
| import org.eclipse.jetty.websocket.common.OpCode; |
| import org.eclipse.jetty.websocket.common.WebSocketFrame; |
| import org.eclipse.jetty.websocket.common.test.IBlockheadServerConnection; |
| import org.junit.Assert; |
| |
| public class ServerReadThread extends Thread |
| { |
| private static final int BUFFER_SIZE = 8192; |
| private static final Logger LOG = Log.getLogger(ServerReadThread.class); |
| private final IBlockheadServerConnection conn; |
| private boolean active = true; |
| private int slowness = -1; // disabled is default |
| private final AtomicInteger frameCount = new AtomicInteger(); |
| private final CountDownLatch expectedMessageCount; |
| |
| public ServerReadThread(IBlockheadServerConnection sconnection, int expectedMessages) |
| { |
| this.conn = sconnection; |
| this.expectedMessageCount = new CountDownLatch(expectedMessages); |
| } |
| |
| public void cancel() |
| { |
| active = false; |
| } |
| |
| public int getFrameCount() |
| { |
| return frameCount.get(); |
| } |
| |
| public int getSlowness() |
| { |
| return slowness; |
| } |
| |
| @Override |
| public void run() |
| { |
| ByteBufferPool bufferPool = conn.getBufferPool(); |
| ByteBuffer buf = bufferPool.acquire(BUFFER_SIZE,false); |
| BufferUtil.clearToFill(buf); |
| |
| try |
| { |
| while (active) |
| { |
| BufferUtil.clearToFill(buf); |
| int len = conn.read(buf); |
| |
| if (len > 0) |
| { |
| LOG.debug("Read {} bytes",len); |
| BufferUtil.flipToFlush(buf,0); |
| conn.getParser().parse(buf); |
| } |
| |
| Queue<WebSocketFrame> frames = conn.getIncomingFrames().getFrames(); |
| WebSocketFrame frame; |
| while ((frame = frames.poll()) != null) |
| { |
| frameCount.incrementAndGet(); |
| if (frame.getOpCode() == OpCode.CLOSE) |
| { |
| active = false; |
| // automatically response to close frame |
| CloseInfo close = new CloseInfo(frame); |
| conn.close(close.getStatusCode()); |
| } |
| |
| expectedMessageCount.countDown(); |
| } |
| if (slowness > 0) |
| { |
| TimeUnit.MILLISECONDS.sleep(getSlowness()); |
| } |
| } |
| } |
| catch (IOException | InterruptedException e) |
| { |
| LOG.warn(e); |
| } |
| finally |
| { |
| bufferPool.release(buf); |
| } |
| } |
| |
| public void setSlowness(int slowness) |
| { |
| this.slowness = slowness; |
| } |
| |
| public void waitForExpectedMessageCount(int timeoutDuration, TimeUnit timeoutUnit) throws InterruptedException |
| { |
| Assert.assertThat("Expected Message Count attained",expectedMessageCount.await(timeoutDuration,timeoutUnit),is(true)); |
| } |
| } |