| // |
| // ======================================================================== |
| // Copyright (c) 1995-2017 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.io; |
| |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.util.Map; |
| import java.util.concurrent.Executor; |
| |
| import javax.net.ssl.SSLEngine; |
| |
| import org.eclipse.jetty.util.BufferUtil; |
| import org.eclipse.jetty.util.log.Log; |
| import org.eclipse.jetty.util.log.Logger; |
| |
| public abstract class NegotiatingClientConnection extends AbstractConnection |
| { |
| private static final Logger LOG = Log.getLogger(NegotiatingClientConnection.class); |
| |
| private final SSLEngine engine; |
| private final ClientConnectionFactory connectionFactory; |
| private final Map<String, Object> context; |
| private volatile boolean completed; |
| |
| protected NegotiatingClientConnection(EndPoint endp, Executor executor, SSLEngine sslEngine, ClientConnectionFactory connectionFactory, Map<String, Object> context) |
| { |
| super(endp, executor); |
| this.engine = sslEngine; |
| this.connectionFactory = connectionFactory; |
| this.context = context; |
| } |
| |
| protected SSLEngine getSSLEngine() |
| { |
| return engine; |
| } |
| |
| protected void completed() |
| { |
| completed = true; |
| } |
| |
| @Override |
| public void onOpen() |
| { |
| super.onOpen(); |
| try |
| { |
| getEndPoint().flush(BufferUtil.EMPTY_BUFFER); |
| if (completed) |
| replaceConnection(); |
| else |
| fillInterested(); |
| } |
| catch (IOException x) |
| { |
| close(); |
| throw new RuntimeIOException(x); |
| } |
| } |
| |
| @Override |
| public void onFillable() |
| { |
| while (true) |
| { |
| int filled = fill(); |
| if (filled == 0 && !completed) |
| fillInterested(); |
| if (filled <= 0 || completed) |
| break; |
| } |
| if (completed) |
| replaceConnection(); |
| } |
| |
| private int fill() |
| { |
| try |
| { |
| return getEndPoint().fill(BufferUtil.EMPTY_BUFFER); |
| } |
| catch (IOException x) |
| { |
| LOG.debug(x); |
| close(); |
| return -1; |
| } |
| } |
| |
| private void replaceConnection() |
| { |
| EndPoint endPoint = getEndPoint(); |
| try |
| { |
| Connection oldConnection = endPoint.getConnection(); |
| Connection newConnection = connectionFactory.newConnection(endPoint, context); |
| ClientConnectionFactory.Helper.replaceConnection(oldConnection, newConnection); |
| } |
| catch (Throwable x) |
| { |
| LOG.debug(x); |
| close(); |
| } |
| } |
| |
| @Override |
| public void close() |
| { |
| // Gentler close for SSL. |
| getEndPoint().shutdownOutput(); |
| super.close(); |
| } |
| } |