Jake Slack | 03928ae | 2014-05-13 18:41:56 -0700 | [diff] [blame] | 1 | // |
| 2 | // ======================================================================== |
| 3 | // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd. |
| 4 | // ------------------------------------------------------------------------ |
| 5 | // All rights reserved. This program and the accompanying materials |
| 6 | // are made available under the terms of the Eclipse Public License v1.0 |
| 7 | // and Apache License v2.0 which accompanies this distribution. |
| 8 | // |
| 9 | // The Eclipse Public License is available at |
| 10 | // http://www.eclipse.org/legal/epl-v10.html |
| 11 | // |
| 12 | // The Apache License v2.0 is available at |
| 13 | // http://www.opensource.org/licenses/apache2.0.php |
| 14 | // |
| 15 | // You may elect to redistribute this code under either of these licenses. |
| 16 | // ======================================================================== |
| 17 | // |
| 18 | |
| 19 | package org.eclipse.jetty.io.nio; |
| 20 | |
| 21 | import java.io.IOException; |
| 22 | import java.nio.ByteBuffer; |
| 23 | import java.nio.channels.SelectionKey; |
| 24 | import java.nio.channels.SocketChannel; |
| 25 | import java.util.List; |
| 26 | |
| 27 | import org.eclipse.jetty.io.Buffer; |
| 28 | import org.eclipse.jetty.io.NetworkTrafficListener; |
| 29 | import org.eclipse.jetty.util.log.Log; |
| 30 | import org.eclipse.jetty.util.log.Logger; |
| 31 | |
| 32 | public class NetworkTrafficSelectChannelEndPoint extends SelectChannelEndPoint |
| 33 | { |
| 34 | private static final Logger LOG = Log.getLogger(NetworkTrafficSelectChannelEndPoint.class); |
| 35 | |
| 36 | private final List<NetworkTrafficListener> listeners; |
| 37 | |
| 38 | public NetworkTrafficSelectChannelEndPoint(SocketChannel channel, SelectorManager.SelectSet selectSet, SelectionKey key, int maxIdleTime, List<NetworkTrafficListener> listeners) throws IOException |
| 39 | { |
| 40 | super(channel, selectSet, key, maxIdleTime); |
| 41 | this.listeners = listeners; |
| 42 | } |
| 43 | |
| 44 | @Override |
| 45 | public int fill(Buffer buffer) throws IOException |
| 46 | { |
| 47 | int read = super.fill(buffer); |
| 48 | notifyIncoming(buffer, read); |
| 49 | return read; |
| 50 | } |
| 51 | |
| 52 | @Override |
| 53 | public int flush(Buffer buffer) throws IOException |
| 54 | { |
| 55 | int position = buffer.getIndex(); |
| 56 | int written = super.flush(buffer); |
| 57 | notifyOutgoing(buffer, position, written); |
| 58 | return written; |
| 59 | } |
| 60 | |
| 61 | @Override |
| 62 | protected int gatheringFlush(Buffer header, ByteBuffer bbuf0, Buffer buffer, ByteBuffer bbuf1) throws IOException |
| 63 | { |
| 64 | int headerPosition = header.getIndex(); |
| 65 | int headerLength = header.length(); |
| 66 | int bufferPosition = buffer.getIndex(); |
| 67 | int written = super.gatheringFlush(header, bbuf0, buffer,bbuf1); |
| 68 | notifyOutgoing(header, headerPosition, written > headerLength ? headerLength : written); |
| 69 | notifyOutgoing(buffer, bufferPosition, written > headerLength ? written - headerLength : 0); |
| 70 | return written; |
| 71 | } |
| 72 | |
| 73 | public void notifyOpened() |
| 74 | { |
| 75 | if (listeners != null && !listeners.isEmpty()) |
| 76 | { |
| 77 | for (NetworkTrafficListener listener : listeners) |
| 78 | { |
| 79 | try |
| 80 | { |
| 81 | listener.opened(_socket); |
| 82 | } |
| 83 | catch (Exception x) |
| 84 | { |
| 85 | LOG.warn(x); |
| 86 | } |
| 87 | } |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | public void notifyIncoming(Buffer buffer, int read) |
| 92 | { |
| 93 | if (listeners != null && !listeners.isEmpty() && read > 0) |
| 94 | { |
| 95 | for (NetworkTrafficListener listener : listeners) |
| 96 | { |
| 97 | try |
| 98 | { |
| 99 | Buffer view = buffer.asReadOnlyBuffer(); |
| 100 | listener.incoming(_socket, view); |
| 101 | } |
| 102 | catch (Exception x) |
| 103 | { |
| 104 | LOG.warn(x); |
| 105 | } |
| 106 | } |
| 107 | } |
| 108 | } |
| 109 | |
| 110 | public void notifyOutgoing(Buffer buffer, int position, int written) |
| 111 | { |
| 112 | if (listeners != null && !listeners.isEmpty() && written > 0) |
| 113 | { |
| 114 | for (NetworkTrafficListener listener : listeners) |
| 115 | { |
| 116 | try |
| 117 | { |
| 118 | Buffer view = buffer.asReadOnlyBuffer(); |
| 119 | view.setGetIndex(position); |
| 120 | view.setPutIndex(position + written); |
| 121 | listener.outgoing(_socket, view); |
| 122 | } |
| 123 | catch (Exception x) |
| 124 | { |
| 125 | LOG.warn(x); |
| 126 | } |
| 127 | } |
| 128 | } |
| 129 | } |
| 130 | |
| 131 | public void notifyClosed() |
| 132 | { |
| 133 | if (listeners != null && !listeners.isEmpty()) |
| 134 | { |
| 135 | for (NetworkTrafficListener listener : listeners) |
| 136 | { |
| 137 | try |
| 138 | { |
| 139 | listener.closed(_socket); |
| 140 | } |
| 141 | catch (Exception x) |
| 142 | { |
| 143 | LOG.warn(x); |
| 144 | } |
| 145 | } |
| 146 | } |
| 147 | } |
| 148 | } |