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<a name="1" href="#1">1</a> /*

<a name="2" href="#2">2</a> * $Header: /home/jerenkrantz/tmp/commons/commons-convert/cvs/home/cvs/jakarta-commons//httpclient/src/java/org/apache/commons/httpclient/protocol/SSLProtocolSocketFactory.java,v 1.10 2004/05/13 04:01:22 mbecke Exp $

<a name="3" href="#3">3</a> * $Revision: 480424 $

<a name="4" href="#4">4</a> * $Date: 2006-11-29 06:56:49 +0100 (Wed, 29 Nov 2006) $

<a name="5" href="#5">5</a> *

<a name="6" href="#6">6</a> * ====================================================================

<a name="7" href="#7">7</a> *

<a name="8" href="#8">8</a> * Licensed to the Apache Software Foundation (ASF) under one or more

<a name="9" href="#9">9</a> * contributor license agreements. See the NOTICE file distributed with

<a name="10" href="#10">10</a> * this work for additional information regarding copyright ownership.

<a name="11" href="#11">11</a> * The ASF licenses this file to You under the Apache License, Version 2.0

<a name="12" href="#12">12</a> * (the "License"); you may not use this file except in compliance with

<a name="13" href="#13">13</a> * the License. You may obtain a copy of the License at

<a name="14" href="#14">14</a> *

<a name="15" href="#15">15</a> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a>

<a name="16" href="#16">16</a> *

<a name="17" href="#17">17</a> * Unless required by applicable law or agreed to in writing, software

<a name="18" href="#18">18</a> * distributed under the License is distributed on an "AS IS" BASIS,

<a name="19" href="#19">19</a> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

<a name="20" href="#20">20</a> * See the License for the specific language governing permissions and

<a name="21" href="#21">21</a> * limitations under the License.

<a name="22" href="#22">22</a> * ====================================================================

<a name="23" href="#23">23</a> *

<a name="24" href="#24">24</a> * This software consists of voluntary contributions made by many

<a name="25" href="#25">25</a> * individuals on behalf of the Apache Software Foundation. For more

<a name="26" href="#26">26</a> * information on the Apache Software Foundation, please see

<a name="27" href="#27">27</a> * <<a href="http://www.apache.org/" target="alexandria_uri">http://www.apache.org/</a>>.

<a name="28" href="#28">28</a> *

<a name="29" href="#29">29</a> */

<a name="31" href="#31">31</a> package org.apache.commons.httpclient.protocol;

<a name="33" href="#33">33</a> import java.io.IOException;

<a name="34" href="#34">34</a> import java.net.InetAddress;

<a name="35" href="#35">35</a> import java.net.Socket;

<a name="36" href="#36">36</a> import java.net.UnknownHostException;

<a name="38" href="#38">38</a> import javax.net.ssl.SSLSocketFactory;

<a name="40" href="#40">40</a> import org.apache.commons.httpclient.ConnectTimeoutException;

<a name="41" href="#41">41</a> import org.apache.commons.httpclient.params.HttpConnectionParams;

<a name="43" href="#43">43</a> /**

<a name="44" href="#44">44</a> * A SecureProtocolSocketFactory that uses JSSE to create sockets.

<a name="45" href="#45">45</a> *

<a name="46" href="#46">46</a> * @author Michael Becke

<a name="47" href="#47">47</a> * @author <a href="<a href="mailto:mbowler@GargoyleSoftware.com" target="alexandria_uri">mailto:mbowler@GargoyleSoftware.com</a>">Mike Bowler</a>

<a name="48" href="#48">48</a> *

<a name="49" href="#49">49</a> * @since 2.0

<a name="50" href="#50">50</a> */

<a name="51" href="#51">51</a> public class <a href="../../../../../org/apache/commons/httpclient/protocol/SSLProtocolSocketFactory.html">SSLProtocolSocketFactory</a> implements <a href="../../../../../org/apache/commons/httpclient/protocol/SecureProtocolSocketFactory.html">SecureProtocolSocketFactory</a> {

<a name="53" href="#53">53</a> /**

<a name="54" href="#54">54</a> * The factory singleton.

<a name="55" href="#55">55</a> */

<a name="56" href="#56">56</a> private static final <a href="../../../../../org/apache/commons/httpclient/protocol/SSLProtocolSocketFactory.html">SSLProtocolSocketFactory</a> factory = new <a href="../../../../../org/apache/commons/httpclient/protocol/SSLProtocolSocketFactory.html">SSLProtocolSocketFactory</a>();

<a name="58" href="#58">58</a> /**

<a name="59" href="#59">59</a> * Gets an singleton instance of the SSLProtocolSocketFactory.

<a name="60" href="#60">60</a> * @return a SSLProtocolSocketFactory

<a name="61" href="#61">61</a> */

<a name="62" href="#62">62</a> static <a href="../../../../../org/apache/commons/httpclient/protocol/SSLProtocolSocketFactory.html">SSLProtocolSocketFactory</a> getSocketFactory() {

<a name="63" href="#63">63</a> return factory;

<a name="64" href="#64">64</a> }

<a name="66" href="#66">66</a> /**

<a name="67" href="#67">67</a> * Constructor for SSLProtocolSocketFactory.

<a name="68" href="#68">68</a> */

<a name="69" href="#69">69</a> public <a href="../../../../../org/apache/commons/httpclient/protocol/SSLProtocolSocketFactory.html">SSLProtocolSocketFactory</a>() {

<a name="70" href="#70">70</a> super();

<a name="71" href="#71">71</a> }

<a name="73" href="#73">73</a> /**

<a name="74" href="#74">74</a> * @see SecureProtocolSocketFactory#createSocket(java.lang.String,int,java.net.InetAddress,int)

<a name="75" href="#75">75</a> */

<a name="76" href="#76">76</a> public Socket createSocket(

<a name="77" href="#77">77</a> String host,

<a name="78" href="#78">78</a> int port,

<a name="79" href="#79">79</a> InetAddress clientHost,

<a name="80" href="#80">80</a> int clientPort)

<a name="81" href="#81">81</a> throws IOException, UnknownHostException {

<a name="82" href="#82">82</a> return SSLSocketFactory.getDefault().createSocket(

<a name="83" href="#83">83</a> host,

<a name="84" href="#84">84</a> port,

<a name="85" href="#85">85</a> clientHost,

<a name="86" href="#86">86</a> clientPort

<a name="87" href="#87">87</a> );

<a name="88" href="#88">88</a> }

<a name="90" href="#90">90</a> /**

100

<a name="91" href="#91">91</a> * Attempts to get a new socket connection to the given host within the given time limit.

101

<a name="92" href="#92">92</a> *

102

<a name="93" href="#93">93</a> * This method employs several techniques to circumvent the limitations of older JREs that

103

<a name="94" href="#94">94</a> * do not support connect timeout. When running in JRE 1.4 or above reflection is used to

104

<a name="95" href="#95">95</a> * call Socket#connect(SocketAddress endpoint, int timeout) method. When executing in older

105

<a name="96" href="#96">96</a> * JREs a controller thread is executed. The controller thread attempts to create a new socket

106

<a name="97" href="#97">97</a> * within the given limit of time. If socket constructor does not return until the timeout

107

<a name="98" href="#98">98</a> * expires, the controller terminates and throws an {@link ConnectTimeoutException}

108

<a name="99" href="#99">99</a> *

109

<a name="100" href="#100">100</a> *

110

<a name="101" href="#101">101</a> * @param host the host name/IP

111

<a name="102" href="#102">102</a> * @param port the port on the host

112

<a name="103" href="#103">103</a> * @param localAddress the local host name/IP to bind the socket to

113

<a name="104" href="#104">104</a> * @param localPort the port on the local machine

114

<a name="105" href="#105">105</a> * @param params {@link HttpConnectionParams Http connection parameters}

115

<a name="106" href="#106">106</a> *

116

<a name="107" href="#107">107</a> * @return Socket a new socket

117

<a name="108" href="#108">108</a> *

118

<a name="109" href="#109">109</a> * @throws IOException if an I/O error occurs while creating the socket

119

<a name="110" href="#110">110</a> * @throws UnknownHostException if the IP address of the host cannot be

120

<a name="111" href="#111">111</a> * determined

121

<a name="112" href="#112">112</a> *

122

<a name="113" href="#113">113</a> * @since 3.0

123

<a name="114" href="#114">114</a> */

124

<a name="115" href="#115">115</a> public Socket createSocket(

125

<a name="116" href="#116">116</a> final String host,

126

<a name="117" href="#117">117</a> final int port,

127

<a name="118" href="#118">118</a> final InetAddress localAddress,

128

<a name="119" href="#119">119</a> final int localPort,

129

<a name="120" href="#120">120</a> final <a href="../../../../../org/apache/commons/httpclient/params/HttpConnectionParams.html">HttpConnectionParams</a> params

130

<a name="121" href="#121">121</a> ) throws IOException, UnknownHostException, <a href="../../../../../org/apache/commons/httpclient/ConnectTimeoutException.html">ConnectTimeoutException</a> {

131

<a name="122" href="#122">122</a> if (params == null) {

132

<a name="123" href="#123">123</a> throw new IllegalArgumentException("Parameters may not be null");

133

<a name="124" href="#124">124</a> }

134

<a name="125" href="#125">125</a> int timeout = params.getConnectionTimeout();

135

<a name="126" href="#126">126</a> if (timeout == 0) {

136

<a name="127" href="#127">127</a> return createSocket(host, port, localAddress, localPort);

137

<a name="128" href="#128">128</a> } else {

138

<a name="129" href="#129">129</a> // To be eventually deprecated when migrated to Java 1.4 or above

139

<a name="130" href="#130">130</a> Socket socket = ReflectionSocketFactory.createSocket(

140

<a name="131" href="#131">131</a> "javax.net.ssl.SSLSocketFactory", host, port, localAddress, localPort, timeout);

141

<a name="132" href="#132">132</a> if (socket == null) {

142

<a name="133" href="#133">133</a> socket = ControllerThreadSocketFactory.createSocket(

143

<a name="134" href="#134">134</a> this, host, port, localAddress, localPort, timeout);

144

<a name="135" href="#135">135</a> }

145

<a name="136" href="#136">136</a> return socket;

146

<a name="137" href="#137">137</a> }

147

<a name="138" href="#138">138</a> }

148

149

<a name="140" href="#140">140</a> /**

150

<a name="141" href="#141">141</a> * @see SecureProtocolSocketFactory#createSocket(java.lang.String,int)

151

<a name="142" href="#142">142</a> */

152

<a name="143" href="#143">143</a> public Socket createSocket(String host, int port)

153

<a name="144" href="#144">144</a> throws IOException, UnknownHostException {

154

<a name="145" href="#145">145</a> return SSLSocketFactory.getDefault().createSocket(

155

<a name="146" href="#146">146</a> host,

156

<a name="147" href="#147">147</a> port

157

<a name="148" href="#148">148</a> );

158

<a name="149" href="#149">149</a> }

159

160

<a name="151" href="#151">151</a> /**

161

<a name="152" href="#152">152</a> * @see SecureProtocolSocketFactory#createSocket(java.net.Socket,java.lang.String,int,boolean)

162

<a name="153" href="#153">153</a> */

163

<a name="154" href="#154">154</a> public Socket createSocket(

164

<a name="155" href="#155">155</a> Socket socket,

165

<a name="156" href="#156">156</a> String host,

166

<a name="157" href="#157">157</a> int port,

167

<a name="158" href="#158">158</a> boolean autoClose)

168

<a name="159" href="#159">159</a> throws IOException, UnknownHostException {

169

<a name="160" href="#160">160</a> return ((SSLSocketFactory) SSLSocketFactory.getDefault()).createSocket(

170

<a name="161" href="#161">161</a> socket,

171

<a name="162" href="#162">162</a> host,

172

<a name="163" href="#163">163</a> port,

173

<a name="164" href="#164">164</a> autoClose

174

<a name="165" href="#165">165</a> );

175

<a name="166" href="#166">166</a> }

176

177

<a name="168" href="#168">168</a> /**

178

<a name="169" href="#169">169</a> * All instances of SSLProtocolSocketFactory are the same.

179

<a name="170" href="#170">170</a> */

180

<a name="171" href="#171">171</a> public boolean equals(Object obj) {

181

<a name="172" href="#172">172</a> return ((obj != null) && obj.getClass().equals(getClass()));

182

<a name="173" href="#173">173</a> }

183

184

<a name="175" href="#175">175</a> /**

185

<a name="176" href="#176">176</a> * All instances of SSLProtocolSocketFactory have the same hash code.

186

<a name="177" href="#177">177</a> */

187

<a name="178" href="#178">178</a> public int hashCode() {

188

<a name="179" href="#179">179</a> return getClass().hashCode();

189

<a name="180" href="#180">180</a> }

190

191

<a name="182" href="#182">182</a> }

192

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