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annotate src/org/eclipse/jetty/server/Connector.java @ 897:821e4634b787

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remove _reuseAddress
author Franklin Schmidt <fschmidt@gmail.com>
date Thu, 06 Oct 2016 23:52:53 -0600
parents d002da24b510
children 39c12b2306a2
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rev   line source
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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.server;
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20
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21 import java.io.IOException;
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22 import java.net.InetAddress;
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23 import java.net.Socket;
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24 import java.net.UnknownHostException;
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25 import java.util.concurrent.ThreadPoolExecutor;
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26 import java.util.concurrent.atomic.AtomicLong;
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27
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28 import javax.servlet.ServletRequest;
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29
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30 import org.eclipse.jetty.http.HttpBuffers;
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31 import org.eclipse.jetty.http.HttpBuffersImpl;
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32 import org.eclipse.jetty.http.HttpFields;
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33 import org.eclipse.jetty.http.HttpHeaders;
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34 import org.eclipse.jetty.http.HttpSchemes;
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35 import org.eclipse.jetty.io.Buffers;
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36 import org.eclipse.jetty.io.Buffers.Type;
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37 import org.eclipse.jetty.io.Connection;
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38 import org.eclipse.jetty.io.EndPoint;
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39 import org.eclipse.jetty.io.EofException;
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40 import org.eclipse.jetty.util.component.AggregateLifeCycle;
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41 import org.eclipse.jetty.util.component.Dumpable;
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42 import org.slf4j.Logger;
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43 import org.slf4j.LoggerFactory;
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44
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45 /**
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46 * Abstract Connector implementation. This abstract implementation of the Connector interface provides:
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47 * <ul>
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48 * <li>AbstractLifeCycle implementation</li>
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49 * <li>Implementations for connector getters and setters</li>
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50 * <li>Buffer management</li>
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51 * <li>Socket configuration</li>
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52 * <li>Base acceptor thread</li>
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53 * <li>Optional reverse proxy headers checking</li>
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54 * </ul>
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55 */
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56 public abstract class Connector extends AggregateLifeCycle implements HttpBuffers, Dumpable
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57 {
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58 private static final Logger LOG = LoggerFactory.getLogger(Connector.class);
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59
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60 private String _name;
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61
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62 public final Server server;
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63 private String _host;
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64 public final int port;
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65 private int _acceptors = 1;
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66 private int _acceptorPriorityOffset = 0;
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67 private boolean _useDNS;
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68
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69 protected int _maxIdleTime = 200000;
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70 protected int _lowResourceMaxIdleTime = -1;
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71 protected int _soLingerTime = -1;
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72
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73 private transient Thread[] _acceptorThreads;
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74
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75 protected final HttpBuffersImpl _buffers = new HttpBuffersImpl();
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76
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77 public Connector(Server server,int port) {
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78 this.server = server;
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79 this.port = port;
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80 server.connectors.add(this);
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81 addBean(_buffers);
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82 }
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83
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84 /* ------------------------------------------------------------ */
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85 /**
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86 */
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87 public void setHost(String host)
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88 {
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89 _host = host;
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90 }
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91
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92 /* ------------------------------------------------------------ */
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93 /*
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94 */
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95 public String getHost()
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96 {
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97 return _host;
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98 }
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99
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100 /* ------------------------------------------------------------ */
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101 /**
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102 * @return Returns the maxIdleTime.
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103 */
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104 public int getMaxIdleTime()
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105 {
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106 return _maxIdleTime;
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107 }
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108
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109 /* ------------------------------------------------------------ */
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110 /**
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111 * Set the maximum Idle time for a connection, which roughly translates to the {@link Socket#setSoTimeout(int)} call, although with NIO implementations
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112 * other mechanisms may be used to implement the timeout. The max idle time is applied:
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113 * <ul>
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114 * <li>When waiting for a new request to be received on a connection</li>
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115 * <li>When reading the headers and content of a request</li>
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116 * <li>When writing the headers and content of a response</li>
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117 * </ul>
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118 * Jetty interprets this value as the maximum time between some progress being made on the connection. So if a single byte is read or written, then the
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119 * timeout (if implemented by jetty) is reset. However, in many instances, the reading/writing is delegated to the JVM, and the semantic is more strictly
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120 * enforced as the maximum time a single read/write operation can take. Note, that as Jetty supports writes of memory mapped file buffers, then a write may
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121 * take many 10s of seconds for large content written to a slow device.
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122 * <p>
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123 * Previously, Jetty supported separate idle timeouts and IO operation timeouts, however the expense of changing the value of soTimeout was significant, so
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124 * these timeouts were merged. With the advent of NIO, it may be possible to again differentiate these values (if there is demand).
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125 *
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126 * @param maxIdleTime
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127 * The maxIdleTime to set.
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128 */
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129 public void setMaxIdleTime(int maxIdleTime)
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130 {
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131 _maxIdleTime = maxIdleTime;
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132 }
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133
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134 /* ------------------------------------------------------------ */
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135 /**
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136 * @return Returns the maxIdleTime when resources are low.
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137 */
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138 public int getLowResourcesMaxIdleTime()
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139 {
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140 return _lowResourceMaxIdleTime;
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141 }
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142
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143 /* ------------------------------------------------------------ */
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144 /**
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145 * @param maxIdleTime
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146 * The maxIdleTime to set when resources are low.
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147 */
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148 public void setLowResourcesMaxIdleTime(int maxIdleTime)
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149 {
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150 _lowResourceMaxIdleTime = maxIdleTime;
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151 }
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152
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153 /* ------------------------------------------------------------ */
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154 /**
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155 * @return Returns the maxIdleTime when resources are low.
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156 * @deprecated
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157 */
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158 @Deprecated
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159 public final int getLowResourceMaxIdleTime()
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160 {
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161 return getLowResourcesMaxIdleTime();
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162 }
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163
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164 /* ------------------------------------------------------------ */
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165 /**
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166 * @param maxIdleTime
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167 * The maxIdleTime to set when resources are low.
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168 * @deprecated
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169 */
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170 @Deprecated
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171 public final void setLowResourceMaxIdleTime(int maxIdleTime)
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172 {
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173 setLowResourcesMaxIdleTime(maxIdleTime);
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174 }
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175
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176 /* ------------------------------------------------------------ */
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177 /**
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178 * @return Returns the soLingerTime.
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179 */
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180 public int getSoLingerTime()
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181 {
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182 return _soLingerTime;
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183 }
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184
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185 /* ------------------------------------------------------------ */
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186 /**
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187 * @return Returns the number of acceptor threads.
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188 */
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189 public int getAcceptors()
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190 {
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191 return _acceptors;
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192 }
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193
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194 /* ------------------------------------------------------------ */
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195 /**
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196 * @param acceptors
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197 * The number of acceptor threads to set.
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198 */
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199 public void setAcceptors(int acceptors)
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200 {
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201 if (acceptors > 2 * Runtime.getRuntime().availableProcessors())
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202 LOG.warn("Acceptors should be <=2*availableProcessors: " + this);
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203 _acceptors = acceptors;
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204 }
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205
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206 /* ------------------------------------------------------------ */
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207 /**
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208 * @param soLingerTime
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209 * The soLingerTime to set or -1 to disable.
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210 */
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211 public void setSoLingerTime(int soLingerTime)
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212 {
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213 _soLingerTime = soLingerTime;
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214 }
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215
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216 /* ------------------------------------------------------------ */
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217 @Override
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218 protected void doStart() throws Exception
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219 {
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220 // open listener port
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221 open();
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222
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223 super.doStart();
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224
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225 // Start selector thread
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226 synchronized (this)
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227 {
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228 _acceptorThreads = new Thread[getAcceptors()];
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229
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230 ThreadPoolExecutor _threadPool = server.threadPool;
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231 for (int i = 0; i < _acceptorThreads.length; i++)
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232 _threadPool.execute(new Acceptor(i));
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233 if (server.isLowOnThreads())
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234 LOG.warn("insufficient threads configured for {}",this);
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235 }
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236
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237 LOG.info("Started {}",this);
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238 }
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239
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240 /* ------------------------------------------------------------ */
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241 @Override
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242 protected void doStop() throws Exception
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243 {
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244 try
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245 {
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246 close();
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247 }
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248 catch (IOException e)
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249 {
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250 LOG.warn("",e);
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251 }
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252
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253 super.doStop();
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254
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255 Thread[] acceptors;
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256 synchronized (this)
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257 {
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258 acceptors = _acceptorThreads;
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259 _acceptorThreads = null;
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260 }
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261 if (acceptors != null)
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262 {
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263 for (Thread thread : acceptors)
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264 {
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265 if (thread != null)
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266 thread.interrupt();
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267 }
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268 }
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269 }
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270
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271 /* ------------------------------------------------------------ */
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272 public void join() throws InterruptedException
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273 {
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274 Thread[] threads;
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275 synchronized(this)
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276 {
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277 threads=_acceptorThreads;
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278 }
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279 if (threads != null)
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280 for (Thread thread : threads)
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281 if (thread != null)
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282 thread.join();
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283 }
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284
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285 /* ------------------------------------------------------------ */
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286 protected void configure(Socket socket) throws IOException
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287 {
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288 try
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289 {
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290 socket.setTcpNoDelay(true);
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291 if (_soLingerTime >= 0)
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292 socket.setSoLinger(true,_soLingerTime / 1000);
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293 else
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294 socket.setSoLinger(false,0);
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295 }
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296 catch (Exception e)
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297 {
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298 LOG.trace("",e);
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299 }
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300 }
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301
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302 public void customize(EndPoint endpoint, Request request) throws IOException
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303 {
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304 }
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305
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306 /* ------------------------------------------------------------ */
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307 protected String getLeftMostFieldValue(HttpFields fields, String header)
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308 {
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309 if (header == null)
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310 return null;
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311
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312 String headerValue = fields.getStringField(header);
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313
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314 if (headerValue == null)
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315 return null;
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316
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317 int commaIndex = headerValue.indexOf(',');
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318
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319 if (commaIndex == -1)
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320 {
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321 // Single value
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322 return headerValue;
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323 }
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324
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325 // The left-most value is the farthest downstream client
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326 return headerValue.substring(0,commaIndex);
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327 }
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328
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329 /* ------------------------------------------------------------ */
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330 public void persist(EndPoint endpoint) throws IOException
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331 {
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332 }
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333
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334 /* ------------------------------------------------------------ */
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335 /*
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336 * @see org.eclipse.jetty.server.Connector#isConfidential(org.eclipse.jetty.server.Request)
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337 */
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338 public boolean isConfidential(Request request)
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339 {
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340 return false;
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341 }
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342
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343 /* ------------------------------------------------------------ */
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344 protected abstract void accept(int acceptorID) throws IOException, InterruptedException;
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345
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346 /* ------------------------------------------------------------ */
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diff changeset
347 public void stopAccept(int acceptorID) throws Exception
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diff changeset
348 {
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diff changeset
349 }
802
3428c60d7cfc replace jetty jars with source
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diff changeset
350
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ad292e148964 remove util/statistic
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diff changeset
351 /* ------------------------------------------------------------ */
885
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diff changeset
352 public boolean getResolveNames()
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diff changeset
353 {
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diff changeset
354 return _useDNS;
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diff changeset
355 }
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diff changeset
356
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diff changeset
357 /* ------------------------------------------------------------ */
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diff changeset
358 public void setResolveNames(boolean resolve)
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diff changeset
359 {
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diff changeset
360 _useDNS = resolve;
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diff changeset
361 }
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diff changeset
362
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diff changeset
363 public int getRequestBufferSize()
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diff changeset
364 {
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diff changeset
365 return _buffers.getRequestBufferSize();
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diff changeset
366 }
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diff changeset
367
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diff changeset
368 public void setRequestBufferSize(int requestBufferSize)
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diff changeset
369 {
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diff changeset
370 _buffers.setRequestBufferSize(requestBufferSize);
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diff changeset
371 }
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diff changeset
372
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diff changeset
373 public int getRequestHeaderSize()
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diff changeset
374 {
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diff changeset
375 return _buffers.getRequestHeaderSize();
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diff changeset
376 }
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diff changeset
377
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diff changeset
378 public void setRequestHeaderSize(int requestHeaderSize)
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diff changeset
379 {
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diff changeset
380 _buffers.setRequestHeaderSize(requestHeaderSize);
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diff changeset
381 }
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diff changeset
382
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diff changeset
383 public int getResponseBufferSize()
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Franklin Schmidt <fschmidt@gmail.com>
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diff changeset
384 {
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diff changeset
385 return _buffers.getResponseBufferSize();
150092cebf3e remove AbstractConnector
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diff changeset
386 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
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diff changeset
387
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diff changeset
388 public void setResponseBufferSize(int responseBufferSize)
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Franklin Schmidt <fschmidt@gmail.com>
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diff changeset
389 {
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diff changeset
390 _buffers.setResponseBufferSize(responseBufferSize);
150092cebf3e remove AbstractConnector
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diff changeset
391 }
150092cebf3e remove AbstractConnector
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diff changeset
392
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diff changeset
393 public int getResponseHeaderSize()
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Franklin Schmidt <fschmidt@gmail.com>
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diff changeset
394 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
395 return _buffers.getResponseHeaderSize();
150092cebf3e remove AbstractConnector
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diff changeset
396 }
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Franklin Schmidt <fschmidt@gmail.com>
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diff changeset
397
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diff changeset
398 public void setResponseHeaderSize(int responseHeaderSize)
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
399 {
150092cebf3e remove AbstractConnector
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diff changeset
400 _buffers.setResponseHeaderSize(responseHeaderSize);
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
401 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
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diff changeset
402
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parents: 865
diff changeset
403 public Type getRequestBufferType()
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
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diff changeset
404 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
405 return _buffers.getRequestBufferType();
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
406 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
407
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
408 public Type getRequestHeaderType()
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
409 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
410 return _buffers.getRequestHeaderType();
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
411 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
412
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
413 public Type getResponseBufferType()
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
414 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
415 return _buffers.getResponseBufferType();
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
416 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
417
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
418 public Type getResponseHeaderType()
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
419 {
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Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
420 return _buffers.getResponseHeaderType();
150092cebf3e remove AbstractConnector
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parents: 865
diff changeset
421 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
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diff changeset
422
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
423 public void setRequestBuffers(Buffers requestBuffers)
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
424 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
425 _buffers.setRequestBuffers(requestBuffers);
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
426 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
427
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Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
428 public void setResponseBuffers(Buffers responseBuffers)
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
429 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
430 _buffers.setResponseBuffers(responseBuffers);
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
431 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
432
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
433 public Buffers getRequestBuffers()
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
434 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
435 return _buffers.getRequestBuffers();
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
436 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
437
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
438 public Buffers getResponseBuffers()
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
439 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
440 return _buffers.getResponseBuffers();
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
441 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
442
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
443 public int getMaxBuffers()
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
444 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
445 return _buffers.getMaxBuffers();
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
446 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
447
818
ad292e148964 remove util/statistic
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
448 /* ------------------------------------------------------------ */
885
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
449 @Override
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Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
450 public String toString()
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
451 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
452 return String.format("%s@%s:%d",
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
453 getClass().getSimpleName(),
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
454 getHost()==null?"0.0.0.0":getHost(),
887
df84a1741687 make Connector reference to server explicit
Franklin Schmidt <fschmidt@gmail.com>
parents: 885
diff changeset
455 getLocalPort()<=0 ? port : getLocalPort());
885
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
456 }
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
457
818
ad292e148964 remove util/statistic
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
458 /* ------------------------------------------------------------ */
885
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
459 /* ------------------------------------------------------------ */
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
460 /* ------------------------------------------------------------ */
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
461 private class Acceptor implements Runnable
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
462 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
463 int _acceptor = 0;
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
464
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
465 Acceptor(int id)
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
466 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
467 _acceptor = id;
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
468 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
469
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
470 /* ------------------------------------------------------------ */
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
471 public void run()
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
472 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
473 Thread current = Thread.currentThread();
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
474 String name;
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
475 synchronized (Connector.this)
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
476 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
477 if (_acceptorThreads == null)
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
478 return;
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
479
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
480 _acceptorThreads[_acceptor] = current;
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
481 name = _acceptorThreads[_acceptor].getName();
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
482 current.setName(name + " Acceptor" + _acceptor + " " + Connector.this);
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
483 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
484 int old_priority = current.getPriority();
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
485
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
486 try
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
487 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
488 current.setPriority(old_priority - _acceptorPriorityOffset);
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
489 while (isRunning() && getConnection() != null)
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
490 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
491 try
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
492 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
493 accept(_acceptor);
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
494 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
495 catch (EofException e)
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
496 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
497 LOG.trace("",e);
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
498 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
499 catch (IOException e)
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
500 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
501 LOG.trace("",e);
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
502 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
503 catch (InterruptedException x)
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
504 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
505 // Connector has been stopped
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
506 LOG.trace("",x);
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
507 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
508 catch (Throwable e)
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
509 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
510 LOG.warn("",e);
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
511 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
512 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
513 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
514 finally
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
515 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
516 current.setPriority(old_priority);
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
517 current.setName(name);
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
518
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
519 synchronized (Connector.this)
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
520 {
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
521 if (_acceptorThreads != null)
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
522 _acceptorThreads[_acceptor] = null;
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
523 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
524 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
525 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
526 }
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
527
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
528 /* ------------------------------------------------------------ */
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
529 public String getName()
150092cebf3e remove AbstractConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
530 {
150092cebf3e remove AbstractConnector
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531 if (_name == null)
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532 _name = (getHost() == null?"0.0.0.0":getHost()) + ":" + (getLocalPort() <= 0?port:getLocalPort());
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533 return _name;
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534 }
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535
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536 /* ------------------------------------------------------------ */
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537 public void setName(String name)
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538 {
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539 _name = name;
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540 }
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541
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542 /* ------------------------------------------------------------ */
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543 protected void connectionOpened(Connection connection)
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544 {
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545 }
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546
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547 /* ------------------------------------------------------------ */
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548 protected void connectionUpgraded(Connection oldConnection, Connection newConnection)
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549 {
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550 }
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551
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552 /* ------------------------------------------------------------ */
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553 protected void connectionClosed(Connection connection)
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554 {
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555 connection.onClose();
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556 }
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557
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558 /* ------------------------------------------------------------ */
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559 /**
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560 * @return the acceptorPriority
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561 */
885
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562 public int getAcceptorPriorityOffset()
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563 {
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564 return _acceptorPriorityOffset;
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565 }
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566
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567 /* ------------------------------------------------------------ */
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568 /**
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569 * Set the priority offset of the acceptor threads. The priority is adjusted by this amount (default 0) to either favour the acceptance of new threads and
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570 * newly active connections or to favour the handling of already dispatched connections.
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571 *
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572 * @param offset
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573 * the amount to alter the priority of the acceptor threads.
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574 */
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575 public void setAcceptorPriorityOffset(int offset)
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576 {
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577 _acceptorPriorityOffset = offset;
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578 }
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579
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580 /* ------------------------------------------------------------ */
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581 public final boolean isLowResources()
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582 {
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583 return server.isLowOnThreads();
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584 }
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585
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586 /* ------------------------------------------------------------ */
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587 private void updateNotEqual(AtomicLong valueHolder, long compare, long value)
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588 {
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589 long oldValue = valueHolder.get();
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590 while (compare != oldValue)
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591 {
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592 if (valueHolder.compareAndSet(oldValue,value))
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593 break;
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594 oldValue = valueHolder.get();
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595 }
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596 }
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597
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598 // from old interface
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599 public abstract void open() throws IOException;
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600 public abstract void close() throws IOException;
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601 public abstract int getLocalPort();
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602 public abstract Object getConnection();
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3428c60d7cfc replace jetty jars with source
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603 }