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annotate src/org/eclipse/jetty/io/nio/SelectChannelEndPoint.java @ 959:7b94f5b33c64

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remove onClose()
author Franklin Schmidt <fschmidt@gmail.com>
date Thu, 13 Oct 2016 18:53:26 -0600
parents 1094975d013b
children 3cd4c706a61f
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1 //
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2 // ========================================================================
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3 // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
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4 // ------------------------------------------------------------------------
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5 // All rights reserved. This program and the accompanying materials
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6 // are made available under the terms of the Eclipse Public License v1.0
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7 // and Apache License v2.0 which accompanies this distribution.
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8 //
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9 // The Eclipse Public License is available at
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10 // http://www.eclipse.org/legal/epl-v10.html
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11 //
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12 // The Apache License v2.0 is available at
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13 // http://www.opensource.org/licenses/apache2.0.php
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14 //
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15 // You may elect to redistribute this code under either of these licenses.
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16 // ========================================================================
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17 //
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18
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19 package org.eclipse.jetty.io.nio;
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20
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21 import java.io.IOException;
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22 import java.io.InterruptedIOException;
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23 import java.nio.channels.ClosedChannelException;
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24 import java.nio.channels.SelectableChannel;
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25 import java.nio.channels.SelectionKey;
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26 import java.nio.channels.SocketChannel;
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27 import java.util.Locale;
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28 import java.util.concurrent.RejectedExecutionException;
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29
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30 import org.eclipse.jetty.io.AsyncEndPoint;
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31 import org.eclipse.jetty.io.Buffer;
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32 import org.eclipse.jetty.io.ConnectedEndPoint;
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33 import org.eclipse.jetty.io.Connection;
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34 import org.eclipse.jetty.io.EofException;
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35 import org.eclipse.jetty.io.nio.SelectorManager.SelectSet;
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36 import org.slf4j.Logger;
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37 import org.slf4j.LoggerFactory;
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38
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39
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40 /* ------------------------------------------------------------ */
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41 /**
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42 * An Endpoint that can be scheduled by {@link SelectorManager}.
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43 */
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44 public final class SelectChannelEndPoint extends ChannelEndPoint implements AsyncEndPoint, ConnectedEndPoint
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45 {
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46 public static final Logger LOG=LoggerFactory.getLogger("org.eclipse.jetty.io.nio");
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47
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48 private final SelectorManager.SelectSet _selectSet;
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49 private final SelectorManager _manager;
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50 private SelectionKey _key;
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51 private final Runnable _handler = new Runnable()
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52 {
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53 public void run() { handle(); }
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54 };
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55
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56 /** The desired value for {@link SelectionKey#interestOps()} */
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57 private int _interestOps;
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58
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59 /**
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60 * The connection instance is the handler for any IO activity on the endpoint.
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61 * There is a different type of connection for HTTP, AJP, WebSocket and
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62 * ProxyConnect. The connection may change for an SCEP as it is upgraded
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63 * from HTTP to proxy connect or websocket.
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64 */
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65 private volatile AsyncConnection _connection;
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66
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67 private static final int STATE_NEEDS_DISPATCH = -1;
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68 private static final int STATE_UNDISPATCHED = 0;
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69 private static final int STATE_DISPATCHED = 1;
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70 private int _state;
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71
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72 /** true if the last write operation succeed and wrote all offered bytes */
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73 private volatile boolean _writable = true;
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74
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75 /** True if a thread has is blocked in {@link #blockReadable(long)} */
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76 private boolean _readBlocked;
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77
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78 /** True if a thread has is blocked in {@link #blockWritable(long)} */
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79 private boolean _writeBlocked;
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80
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81 private boolean _ishut;
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82
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83 public SelectChannelEndPoint(SocketChannel channel, SelectSet selectSet, SelectionKey key, int maxIdleTime)
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84 throws IOException
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85 {
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86 super(channel, maxIdleTime);
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87
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88 _manager = selectSet.getManager();
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89 _selectSet = selectSet;
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90 _state = STATE_UNDISPATCHED;
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91 _key = key;
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92 }
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93
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94 @Override
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95 public Connection getConnection()
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96 {
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97 return _connection;
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98 }
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99
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100 @Override
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101 public void setConnection(Connection connection)
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102 {
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103 _connection = (AsyncConnection)connection;
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104 }
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105
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106 /* ------------------------------------------------------------ */
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107 /** Called by selectSet to schedule handling
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108 *
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109 */
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110 public synchronized void schedule()
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111 {
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112 // If there is no key, then do nothing
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113 if (_key == null || !_key.isValid())
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114 {
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115 _readBlocked = false;
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116 _writeBlocked = false;
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117 this.notifyAll();
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118 return;
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119 }
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120
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121 // If there are threads dispatched reading and writing
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122 if (_readBlocked || _writeBlocked)
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123 {
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124 // assert _dispatched;
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125 if (_readBlocked && _key.isReadable())
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126 _readBlocked=false;
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127 if (_writeBlocked && _key.isWritable())
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128 _writeBlocked = false;
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129
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130 // wake them up is as good as a dispatched.
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131 this.notifyAll();
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132
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133 // we are not interested in further selecting
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134 _key.interestOps(0);
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135 if (_state<STATE_DISPATCHED)
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136 updateKey();
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137 return;
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138 }
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139
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140 // Remove writeable op
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141 if ((_key.readyOps() & SelectionKey.OP_WRITE) == SelectionKey.OP_WRITE && (_key.interestOps() & SelectionKey.OP_WRITE) == SelectionKey.OP_WRITE)
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142 {
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143 // Remove writeable op
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144 _interestOps = _key.interestOps() & ~SelectionKey.OP_WRITE;
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145 _key.interestOps(_interestOps);
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146 _writable = true; // Once writable is in ops, only removed with dispatch.
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147 }
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148
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149 // If dispatched, then deregister interest
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150 if (_state>=STATE_DISPATCHED)
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151 _key.interestOps(0);
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152 else
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153 {
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154 // other wise do the dispatch
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155 dispatch();
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156 }
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157 }
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158
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159 @Override
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160 public synchronized void dispatch()
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161 {
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162 if (_state<=STATE_UNDISPATCHED)
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163 {
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164 _state = STATE_DISPATCHED;
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165 try {
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166 _manager.execute(_handler);
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167 } catch(RejectedExecutionException e) {
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168 _state = STATE_NEEDS_DISPATCH;
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169 LOG.warn("Dispatched Failed! "+this+" to "+_manager);
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170 updateKey();
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171 }
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172 }
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173 }
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174
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175 /* ------------------------------------------------------------ */
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176 /**
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177 * Called when a dispatched thread is no longer handling the endpoint.
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178 * The selection key operations are updated.
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179 * @return If false is returned, the endpoint has been redispatched and
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180 * thread must keep handling the endpoint.
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181 */
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182 private synchronized void undispatch()
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183 {
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184 _state = STATE_UNDISPATCHED;
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185 updateKey();
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186 }
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187
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188 @Override
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diff changeset
189 public int fill(Buffer buffer) throws IOException
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190 {
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191 int fill=super.fill(buffer);
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192 return fill;
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193 }
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194
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195 @Override
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196 public int flush(Buffer header, Buffer buffer, Buffer trailer) throws IOException
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197 {
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198 int l = super.flush(header, buffer, trailer);
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199
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200 // If there was something to write and it wasn't written, then we are not writable.
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201 if (l==0 && ( header!=null && header.hasContent() || buffer!=null && buffer.hasContent() || trailer!=null && trailer.hasContent()))
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202 {
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203 synchronized (this)
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204 {
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205 _writable = false;
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206 if (_state<STATE_DISPATCHED)
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207 updateKey();
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208 }
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209 }
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210 else if (l>0)
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211 {
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212 _writable = true;
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213 }
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214 return l;
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215 }
802
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216
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217 @Override
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218 public int flush(Buffer buffer) throws IOException
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219 {
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220 int l = super.flush(buffer);
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221
865
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222 // If there was something to write and it wasn't written, then we are not writable.
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223 if (l==0 && buffer!=null && buffer.hasContent())
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224 {
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225 synchronized (this)
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226 {
955
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227 _writable = false;
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228 if (_state<STATE_DISPATCHED)
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229 updateKey();
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230 }
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231 }
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232 else if (l>0)
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233 {
955
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234 _writable = true;
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235 }
802
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236
865
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237 return l;
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238 }
802
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239
865
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240 /* ------------------------------------------------------------ */
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diff changeset
241 /*
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242 * Allows thread to block waiting for further events.
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diff changeset
243 */
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244 @Override
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diff changeset
245 public boolean blockReadable(long timeoutMs) throws IOException
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246 {
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diff changeset
247 synchronized (this)
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248 {
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249 if (isInputShutdown())
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250 throw new EofException();
802
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251
955
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diff changeset
252 long now = _selectSet.getNow();
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253 long end = now+timeoutMs;
865
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diff changeset
254 try
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255 {
955
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diff changeset
256 _readBlocked = true;
865
6b210bb66c63 remove ThreadPool
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diff changeset
257 while (!isInputShutdown() && _readBlocked)
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diff changeset
258 {
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diff changeset
259 try
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diff changeset
260 {
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diff changeset
261 updateKey();
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diff changeset
262 this.wait(timeoutMs>0?(end-now):10000);
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263 }
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diff changeset
264 catch (final InterruptedException e)
6b210bb66c63 remove ThreadPool
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parents: 820
diff changeset
265 {
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diff changeset
266 LOG.warn("",e);
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diff changeset
267 }
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diff changeset
268 finally
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diff changeset
269 {
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diff changeset
270 now=_selectSet.getNow();
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diff changeset
271 }
802
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272
865
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diff changeset
273 if (_readBlocked && timeoutMs>0 && now>=end)
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diff changeset
274 return false;
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diff changeset
275 }
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diff changeset
276 }
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diff changeset
277 finally
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278 {
955
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diff changeset
279 _readBlocked = false;
865
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diff changeset
280 }
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diff changeset
281 }
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diff changeset
282 return true;
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diff changeset
283 }
802
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284
865
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285 /* ------------------------------------------------------------ */
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diff changeset
286 /*
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287 * Allows thread to block waiting for further events.
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diff changeset
288 */
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289 @Override
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diff changeset
290 public boolean blockWritable(long timeoutMs) throws IOException
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diff changeset
291 {
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diff changeset
292 synchronized (this)
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diff changeset
293 {
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diff changeset
294 if (isOutputShutdown())
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diff changeset
295 throw new EofException();
802
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296
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297 long now=_selectSet.getNow();
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diff changeset
298 long end=now+timeoutMs;
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diff changeset
299 try
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diff changeset
300 {
955
6f49b8dfffe6 simplify SelectChannelEndPoint
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diff changeset
301 _writeBlocked = true;
865
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diff changeset
302 while (_writeBlocked && !isOutputShutdown())
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diff changeset
303 {
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diff changeset
304 try
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diff changeset
305 {
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diff changeset
306 updateKey();
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diff changeset
307 this.wait(timeoutMs>0?(end-now):10000);
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diff changeset
308 }
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diff changeset
309 catch (final InterruptedException e)
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diff changeset
310 {
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diff changeset
311 LOG.warn("",e);
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diff changeset
312 }
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diff changeset
313 finally
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diff changeset
314 {
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diff changeset
315 now=_selectSet.getNow();
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diff changeset
316 }
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diff changeset
317 if (_writeBlocked && timeoutMs>0 && now>=end)
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diff changeset
318 return false;
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diff changeset
319 }
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diff changeset
320 }
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diff changeset
321 finally
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diff changeset
322 {
955
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diff changeset
323 _writeBlocked = false;
865
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diff changeset
324 }
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diff changeset
325 }
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diff changeset
326 return true;
6b210bb66c63 remove ThreadPool
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diff changeset
327 }
802
3428c60d7cfc replace jetty jars with source
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diff changeset
328
955
6f49b8dfffe6 simplify SelectChannelEndPoint
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diff changeset
329 @Override
865
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diff changeset
330 public boolean hasProgressed()
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diff changeset
331 {
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diff changeset
332 return false;
6b210bb66c63 remove ThreadPool
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diff changeset
333 }
802
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diff changeset
334
865
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diff changeset
335 /* ------------------------------------------------------------ */
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diff changeset
336 /**
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diff changeset
337 * Updates selection key. Adds operations types to the selection key as needed. No operations
6b210bb66c63 remove ThreadPool
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parents: 820
diff changeset
338 * are removed as this is only done during dispatch. This method records the new key and
6b210bb66c63 remove ThreadPool
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diff changeset
339 * schedules a call to doUpdateKey to do the keyChange
6b210bb66c63 remove ThreadPool
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diff changeset
340 */
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diff changeset
341 private void updateKey()
6b210bb66c63 remove ThreadPool
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diff changeset
342 {
6b210bb66c63 remove ThreadPool
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parents: 820
diff changeset
343 final boolean changed;
6b210bb66c63 remove ThreadPool
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parents: 820
diff changeset
344 synchronized (this)
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parents: 820
diff changeset
345 {
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parents: 820
diff changeset
346 int current_ops=-1;
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parents: 820
diff changeset
347 if (getChannel().isOpen())
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parents: 820
diff changeset
348 {
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parents: 820
diff changeset
349 boolean read_interest = _readBlocked || (_state<STATE_DISPATCHED && !_connection.isSuspended());
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parents: 820
diff changeset
350 boolean write_interest= _writeBlocked || (_state<STATE_DISPATCHED && !_writable);
802
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
351
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
352 _interestOps =
6b210bb66c63 remove ThreadPool
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parents: 820
diff changeset
353 ((!_socket.isInputShutdown() && read_interest ) ? SelectionKey.OP_READ : 0)
6b210bb66c63 remove ThreadPool
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parents: 820
diff changeset
354 | ((!_socket.isOutputShutdown()&& write_interest) ? SelectionKey.OP_WRITE : 0);
6b210bb66c63 remove ThreadPool
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parents: 820
diff changeset
355 try
6b210bb66c63 remove ThreadPool
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parents: 820
diff changeset
356 {
6b210bb66c63 remove ThreadPool
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parents: 820
diff changeset
357 current_ops = ((_key!=null && _key.isValid())?_key.interestOps():-1);
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
358 }
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
359 catch(Exception e)
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
360 {
953
7db4a488fc82 simplify SelectorManager
Franklin Schmidt <fschmidt@gmail.com>
parents: 952
diff changeset
361 _key = null;
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
362 LOG.trace("",e);
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
363 }
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
364 }
955
6f49b8dfffe6 simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 953
diff changeset
365 changed = _interestOps!=current_ops;
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
366 }
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
367
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
368 if(changed)
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
369 {
949
e9088af3787f remove SelectSet._changes
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parents: 948
diff changeset
370 doUpdateKey();
950
a778413aefc0 add SaneSelector
Franklin Schmidt <fschmidt@gmail.com>
parents: 949
diff changeset
371 _selectSet.getSelector().update();
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
372 }
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
373 }
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
374
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
375
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
376 /* ------------------------------------------------------------ */
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
377 /**
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
378 * Synchronize the interestOps with the actual key. Call is scheduled by a call to updateKey
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
379 */
949
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
380 synchronized void doUpdateKey()
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
381 {
949
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
382 if (getChannel().isOpen())
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
383 {
949
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
384 if (_interestOps>0)
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
385 {
949
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
386 if (_key==null || !_key.isValid())
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
387 {
949
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
388 SelectableChannel sc = (SelectableChannel)getChannel();
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
389 if (sc.isRegistered())
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
390 {
949
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
391 updateKey();
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
392 }
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
393 else
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
394 {
949
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
395 try
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
396 {
953
7db4a488fc82 simplify SelectorManager
Franklin Schmidt <fschmidt@gmail.com>
parents: 952
diff changeset
397 _key = _selectSet.getSelector().register(sc,_interestOps,this);
949
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
398 }
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
399 catch (Exception e)
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
400 {
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
401 LOG.trace("",e);
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
402 if (_key!=null && _key.isValid())
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
403 {
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
404 _key.cancel();
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
405 }
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
406
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
407 _key = null;
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
408 }
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
409 }
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
410 }
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
411 else
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
412 {
949
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
413 _key.interestOps(_interestOps);
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
414 }
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
415 }
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
416 else
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
417 {
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
418 if (_key!=null && _key.isValid())
949
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
419 _key.interestOps(0);
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
420 else
953
7db4a488fc82 simplify SelectorManager
Franklin Schmidt <fschmidt@gmail.com>
parents: 952
diff changeset
421 _key = null;
949
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
422 }
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
423 }
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
424 else
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
425 {
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
426 if (_key!=null && _key.isValid())
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
427 _key.cancel();
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
428
949
e9088af3787f remove SelectSet._changes
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
429 _key = null;
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
430 }
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
431 }
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
432
955
6f49b8dfffe6 simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 953
diff changeset
433 private void handle()
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
434 {
947
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
435 boolean dispatched = true;
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
436 try
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
437 {
947
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
438 try
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
439 {
947
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
440 while(true)
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
441 {
947
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
442 final AsyncConnection next = (AsyncConnection)_connection.handle();
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
443 if (next!=_connection)
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
444 {
947
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
445 LOG.debug("{} replaced {}",next,_connection);
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
446 _connection=next;
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
447 continue;
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
448 }
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
449 break;
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
450 }
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
451 }
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
452 catch (ClosedChannelException e)
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
453 {
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
454 LOG.trace("",e);
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
455 }
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
456 catch (EofException e)
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
457 {
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
458 LOG.debug("EOF", e);
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
459 try{close();}
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
460 catch(IOException e2){LOG.trace("",e2);}
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
461 }
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
462 catch (IOException e)
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
463 {
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
464 LOG.warn(e.toString());
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
465 try{close();}
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
466 catch(IOException e2){LOG.trace("",e2);}
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
467 }
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
468 catch (Throwable e)
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
469 {
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
470 LOG.warn("handle failed", e);
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
471 try{close();}
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
472 catch(IOException e2){LOG.trace("",e2);}
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
473 }
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
474 finally
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
475 {
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
476 if (!_ishut && isInputShutdown() && isOpen())
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
477 {
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
478 _ishut = true;
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
479 try
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
480 {
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
481 _connection.onInputShutdown();
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
482 }
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
483 catch(Throwable x)
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
484 {
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
485 LOG.warn("onInputShutdown failed", x);
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
486 try{close();}
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
487 catch(IOException e2){LOG.trace("",e2);}
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
488 }
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
489 finally
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
490 {
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
491 updateKey();
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
492 }
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
493 }
947
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
494 undispatch();
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
495 dispatched = false;
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
496 }
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
497 }
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
498 finally
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
499 {
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
500 if (dispatched)
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
501 {
947
64f3d8dae31d simplify SelectChannelEndPoint
Franklin Schmidt <fschmidt@gmail.com>
parents: 946
diff changeset
502 undispatch();
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
503 }
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
504 }
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
505 }
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
506
865
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
507 /* ------------------------------------------------------------ */
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
508 /*
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
509 * @see org.eclipse.io.nio.ChannelEndPoint#close()
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
510 */
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
511 @Override
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
512 public void close() throws IOException
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
513 {
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
514 try
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
515 {
6b210bb66c63 remove ThreadPool
Franklin Schmidt <fschmidt@gmail.com>
parents: 820
diff changeset
516 super.close();
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517 }
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518 catch (IOException e)
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519 {
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520 LOG.trace("",e);
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521 }
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522 finally
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523 {
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524 updateKey();
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525 }
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526 }
802
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527
865
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528 @Override
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529 public String toString()
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530 {
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531 // Do NOT use synchronized (this)
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532 // because it's very easy to deadlock when debugging is enabled.
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533 // We do a best effort to print the right toString() and that's it.
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534 SelectionKey key = _key;
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535 String keyString = "";
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536 if (key != null)
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537 {
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538 if (key.isValid())
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539 {
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540 if (key.isReadable())
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541 keyString += "r";
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542 if (key.isWritable())
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543 keyString += "w";
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544 }
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545 else
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546 {
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547 keyString += "!";
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548 }
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549 }
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550 else
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551 {
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552 keyString += "-";
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553 }
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554 return String.format("SCEP@%x{l(%s)<->r(%s),s=%d,open=%b,ishut=%b,oshut=%b,rb=%b,wb=%b,w=%b,i=%d%s}-{%s}",
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555 hashCode(),
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556 _socket.getRemoteSocketAddress(),
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557 _socket.getLocalSocketAddress(),
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558 _state,
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559 isOpen(),
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560 isInputShutdown(),
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561 isOutputShutdown(),
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562 _readBlocked,
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563 _writeBlocked,
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564 _writable,
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565 _interestOps,
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diff changeset
566 keyString,
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diff changeset
567 _connection);
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568 }
802
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parents:
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569
865
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570 /* ------------------------------------------------------------ */
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diff changeset
571 /**
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572 * Don't set the SoTimeout
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573 * @see org.eclipse.jetty.io.nio.ChannelEndPoint#setMaxIdleTime(int)
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574 */
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diff changeset
575 @Override
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diff changeset
576 public void setMaxIdleTime(int timeMs) throws IOException
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diff changeset
577 {
955
6f49b8dfffe6 simplify SelectChannelEndPoint
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diff changeset
578 _maxIdleTime = timeMs;
865
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diff changeset
579 }
802
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parents:
diff changeset
580
3428c60d7cfc replace jetty jars with source
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parents:
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581 }