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| <pre><span class="sourceLineNo">001</span><a id="line.1">/*</a> |
| <span class="sourceLineNo">002</span><a id="line.2"> * Licensed to the Apache Software Foundation (ASF) under one</a> |
| <span class="sourceLineNo">003</span><a id="line.3"> * or more contributor license agreements. See the NOTICE file</a> |
| <span class="sourceLineNo">004</span><a id="line.4"> * distributed with this work for additional information</a> |
| <span class="sourceLineNo">005</span><a id="line.5"> * regarding copyright ownership. The ASF licenses this file</a> |
| <span class="sourceLineNo">006</span><a id="line.6"> * to you under the Apache License, Version 2.0 (the</a> |
| <span class="sourceLineNo">007</span><a id="line.7"> * "License"); you may not use this file except in compliance</a> |
| <span class="sourceLineNo">008</span><a id="line.8"> * with the License. You may obtain a copy of the License at</a> |
| <span class="sourceLineNo">009</span><a id="line.9"> *</a> |
| <span class="sourceLineNo">010</span><a id="line.10"> * http://www.apache.org/licenses/LICENSE-2.0</a> |
| <span class="sourceLineNo">011</span><a id="line.11"> *</a> |
| <span class="sourceLineNo">012</span><a id="line.12"> * Unless required by applicable law or agreed to in writing,</a> |
| <span class="sourceLineNo">013</span><a id="line.13"> * software distributed under the License is distributed on an</a> |
| <span class="sourceLineNo">014</span><a id="line.14"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</a> |
| <span class="sourceLineNo">015</span><a id="line.15"> * KIND, either express or implied. See the License for the</a> |
| <span class="sourceLineNo">016</span><a id="line.16"> * specific language governing permissions and limitations</a> |
| <span class="sourceLineNo">017</span><a id="line.17"> * under the License.</a> |
| <span class="sourceLineNo">018</span><a id="line.18"> */</a> |
| <span class="sourceLineNo">019</span><a id="line.19">package org.apache.shiro.web.servlet;</a> |
| <span class="sourceLineNo">020</span><a id="line.20"></a> |
| <span class="sourceLineNo">021</span><a id="line.21">import org.apache.shiro.SecurityUtils;</a> |
| <span class="sourceLineNo">022</span><a id="line.22">import org.apache.shiro.session.Session;</a> |
| <span class="sourceLineNo">023</span><a id="line.23">import org.apache.shiro.subject.ExecutionException;</a> |
| <span class="sourceLineNo">024</span><a id="line.24">import org.apache.shiro.subject.Subject;</a> |
| <span class="sourceLineNo">025</span><a id="line.25">import org.apache.shiro.web.config.ShiroFilterConfiguration;</a> |
| <span class="sourceLineNo">026</span><a id="line.26">import org.apache.shiro.web.filter.mgt.FilterChainResolver;</a> |
| <span class="sourceLineNo">027</span><a id="line.27">import org.apache.shiro.web.mgt.DefaultWebSecurityManager;</a> |
| <span class="sourceLineNo">028</span><a id="line.28">import org.apache.shiro.web.mgt.WebSecurityManager;</a> |
| <span class="sourceLineNo">029</span><a id="line.29">import org.apache.shiro.web.subject.WebSubject;</a> |
| <span class="sourceLineNo">030</span><a id="line.30">import org.slf4j.Logger;</a> |
| <span class="sourceLineNo">031</span><a id="line.31">import org.slf4j.LoggerFactory;</a> |
| <span class="sourceLineNo">032</span><a id="line.32"></a> |
| <span class="sourceLineNo">033</span><a id="line.33">import javax.servlet.FilterChain;</a> |
| <span class="sourceLineNo">034</span><a id="line.34">import javax.servlet.ServletException;</a> |
| <span class="sourceLineNo">035</span><a id="line.35">import javax.servlet.ServletRequest;</a> |
| <span class="sourceLineNo">036</span><a id="line.36">import javax.servlet.ServletResponse;</a> |
| <span class="sourceLineNo">037</span><a id="line.37">import javax.servlet.http.HttpServletRequest;</a> |
| <span class="sourceLineNo">038</span><a id="line.38">import javax.servlet.http.HttpServletResponse;</a> |
| <span class="sourceLineNo">039</span><a id="line.39">import java.io.IOException;</a> |
| <span class="sourceLineNo">040</span><a id="line.40">import java.util.concurrent.Callable;</a> |
| <span class="sourceLineNo">041</span><a id="line.41"></a> |
| <span class="sourceLineNo">042</span><a id="line.42">/**</a> |
| <span class="sourceLineNo">043</span><a id="line.43"> * Abstract base class that provides all standard Shiro request filtering behavior and expects</a> |
| <span class="sourceLineNo">044</span><a id="line.44"> * subclasses to implement configuration-specific logic (INI, XML, .properties, etc).</a> |
| <span class="sourceLineNo">045</span><a id="line.45"> * <p/></a> |
| <span class="sourceLineNo">046</span><a id="line.46"> * Subclasses should perform configuration and construction logic in an overridden</a> |
| <span class="sourceLineNo">047</span><a id="line.47"> * {@link #init()} method implementation. That implementation should make available any constructed</a> |
| <span class="sourceLineNo">048</span><a id="line.48"> * {@code SecurityManager} and {@code FilterChainResolver} by calling</a> |
| <span class="sourceLineNo">049</span><a id="line.49"> * {@link #setSecurityManager(org.apache.shiro.web.mgt.WebSecurityManager)} and</a> |
| <span class="sourceLineNo">050</span><a id="line.50"> * {@link #setFilterChainResolver(org.apache.shiro.web.filter.mgt.FilterChainResolver)} methods respectively.</a> |
| <span class="sourceLineNo">051</span><a id="line.51"> * <h3>Static SecurityManager</h3></a> |
| <span class="sourceLineNo">052</span><a id="line.52"> * By default the {@code SecurityManager} instance enabled by this filter <em>will not</em> be enabled in static</a> |
| <span class="sourceLineNo">053</span><a id="line.53"> * memory via the {@code SecurityUtils.}{@link SecurityUtils#setSecurityManager(org.apache.shiro.mgt.SecurityManager) setSecurityManager}</a> |
| <span class="sourceLineNo">054</span><a id="line.54"> * method. Instead, it is expected that Subject instances will always be constructed on a request-processing thread</a> |
| <span class="sourceLineNo">055</span><a id="line.55"> * via instances of this Filter class.</a> |
| <span class="sourceLineNo">056</span><a id="line.56"> * <p/></a> |
| <span class="sourceLineNo">057</span><a id="line.57"> * However, if you need to construct {@code Subject} instances on separate (non request-processing) threads, it might</a> |
| <span class="sourceLineNo">058</span><a id="line.58"> * be easiest to enable the SecurityManager to be available in static memory via the</a> |
| <span class="sourceLineNo">059</span><a id="line.59"> * {@link SecurityUtils#getSecurityManager()} method. You can do this by additionally specifying an {@code init-param}:</a> |
| <span class="sourceLineNo">060</span><a id="line.60"> * <pre></a> |
| <span class="sourceLineNo">061</span><a id="line.61"> * &lt;filter&gt;</a> |
| <span class="sourceLineNo">062</span><a id="line.62"> * ... other config here ...</a> |
| <span class="sourceLineNo">063</span><a id="line.63"> * &lt;init-param&gt;</a> |
| <span class="sourceLineNo">064</span><a id="line.64"> * &lt;param-name&gt;staticSecurityManagerEnabled&lt;/param-name&gt;</a> |
| <span class="sourceLineNo">065</span><a id="line.65"> * &lt;param-value&gt;true&lt;/param-value&gt;</a> |
| <span class="sourceLineNo">066</span><a id="line.66"> * &lt;/init-param&gt;</a> |
| <span class="sourceLineNo">067</span><a id="line.67"> * &lt;/filter&gt;</a> |
| <span class="sourceLineNo">068</span><a id="line.68"> * </pre></a> |
| <span class="sourceLineNo">069</span><a id="line.69"> * See the Shiro <a href="http://shiro.apache.org/subject.html">Subject documentation</a> for more information as to</a> |
| <span class="sourceLineNo">070</span><a id="line.70"> * if you would do this, particularly the sections on the {@code Subject.Builder} and Thread Association.</a> |
| <span class="sourceLineNo">071</span><a id="line.71"> *</a> |
| <span class="sourceLineNo">072</span><a id="line.72"> * @since 1.0</a> |
| <span class="sourceLineNo">073</span><a id="line.73"> * @see <a href="http://shiro.apache.org/subject.html">Subject documentation</a></a> |
| <span class="sourceLineNo">074</span><a id="line.74"> */</a> |
| <span class="sourceLineNo">075</span><a id="line.75">public abstract class AbstractShiroFilter extends OncePerRequestFilter {</a> |
| <span class="sourceLineNo">076</span><a id="line.76"></a> |
| <span class="sourceLineNo">077</span><a id="line.77"> private static final Logger log = LoggerFactory.getLogger(AbstractShiroFilter.class);</a> |
| <span class="sourceLineNo">078</span><a id="line.78"></a> |
| <span class="sourceLineNo">079</span><a id="line.79"> private static final String STATIC_INIT_PARAM_NAME = "staticSecurityManagerEnabled";</a> |
| <span class="sourceLineNo">080</span><a id="line.80"></a> |
| <span class="sourceLineNo">081</span><a id="line.81"> // Reference to the security manager used by this filter</a> |
| <span class="sourceLineNo">082</span><a id="line.82"> private WebSecurityManager securityManager;</a> |
| <span class="sourceLineNo">083</span><a id="line.83"></a> |
| <span class="sourceLineNo">084</span><a id="line.84"> // Used to determine which chain should handle an incoming request/response</a> |
| <span class="sourceLineNo">085</span><a id="line.85"> private FilterChainResolver filterChainResolver;</a> |
| <span class="sourceLineNo">086</span><a id="line.86"></a> |
| <span class="sourceLineNo">087</span><a id="line.87"> /**</a> |
| <span class="sourceLineNo">088</span><a id="line.88"> * Whether or not to bind the constructed SecurityManager instance to static memory (via</a> |
| <span class="sourceLineNo">089</span><a id="line.89"> * SecurityUtils.setSecurityManager). This was added to support https://issues.apache.org/jira/browse/SHIRO-287</a> |
| <span class="sourceLineNo">090</span><a id="line.90"> * @since 1.2</a> |
| <span class="sourceLineNo">091</span><a id="line.91"> */</a> |
| <span class="sourceLineNo">092</span><a id="line.92"> private boolean staticSecurityManagerEnabled;</a> |
| <span class="sourceLineNo">093</span><a id="line.93"></a> |
| <span class="sourceLineNo">094</span><a id="line.94"> protected AbstractShiroFilter() {</a> |
| <span class="sourceLineNo">095</span><a id="line.95"> this.staticSecurityManagerEnabled = false;</a> |
| <span class="sourceLineNo">096</span><a id="line.96"> }</a> |
| <span class="sourceLineNo">097</span><a id="line.97"></a> |
| <span class="sourceLineNo">098</span><a id="line.98"> public WebSecurityManager getSecurityManager() {</a> |
| <span class="sourceLineNo">099</span><a id="line.99"> return securityManager;</a> |
| <span class="sourceLineNo">100</span><a id="line.100"> }</a> |
| <span class="sourceLineNo">101</span><a id="line.101"></a> |
| <span class="sourceLineNo">102</span><a id="line.102"> public void setSecurityManager(WebSecurityManager sm) {</a> |
| <span class="sourceLineNo">103</span><a id="line.103"> this.securityManager = sm;</a> |
| <span class="sourceLineNo">104</span><a id="line.104"> }</a> |
| <span class="sourceLineNo">105</span><a id="line.105"></a> |
| <span class="sourceLineNo">106</span><a id="line.106"> public FilterChainResolver getFilterChainResolver() {</a> |
| <span class="sourceLineNo">107</span><a id="line.107"> return filterChainResolver;</a> |
| <span class="sourceLineNo">108</span><a id="line.108"> }</a> |
| <span class="sourceLineNo">109</span><a id="line.109"></a> |
| <span class="sourceLineNo">110</span><a id="line.110"> public void setFilterChainResolver(FilterChainResolver filterChainResolver) {</a> |
| <span class="sourceLineNo">111</span><a id="line.111"> this.filterChainResolver = filterChainResolver;</a> |
| <span class="sourceLineNo">112</span><a id="line.112"> }</a> |
| <span class="sourceLineNo">113</span><a id="line.113"></a> |
| <span class="sourceLineNo">114</span><a id="line.114"> public void setShiroFilterConfiguration(ShiroFilterConfiguration config) {</a> |
| <span class="sourceLineNo">115</span><a id="line.115"> this.setFilterOncePerRequest(config.isFilterOncePerRequest());</a> |
| <span class="sourceLineNo">116</span><a id="line.116"></a> |
| <span class="sourceLineNo">117</span><a id="line.117"> // this property could have already been set with a servlet config param</a> |
| <span class="sourceLineNo">118</span><a id="line.118"> this.setStaticSecurityManagerEnabled(config.isStaticSecurityManagerEnabled() || isStaticSecurityManagerEnabled());</a> |
| <span class="sourceLineNo">119</span><a id="line.119"> }</a> |
| <span class="sourceLineNo">120</span><a id="line.120"></a> |
| <span class="sourceLineNo">121</span><a id="line.121"> /**</a> |
| <span class="sourceLineNo">122</span><a id="line.122"> * Returns {@code true} if the constructed {@link #getSecurityManager() securityManager} reference should be bound</a> |
| <span class="sourceLineNo">123</span><a id="line.123"> * to static memory (via</a> |
| <span class="sourceLineNo">124</span><a id="line.124"> * {@code SecurityUtils.}{@link SecurityUtils#setSecurityManager(org.apache.shiro.mgt.SecurityManager) setSecurityManager}),</a> |
| <span class="sourceLineNo">125</span><a id="line.125"> * {@code false} otherwise.</a> |
| <span class="sourceLineNo">126</span><a id="line.126"> * <p/></a> |
| <span class="sourceLineNo">127</span><a id="line.127"> * The default value is {@code false}.</a> |
| <span class="sourceLineNo">128</span><a id="line.128"> * <p/></a> |
| <span class="sourceLineNo">129</span><a id="line.129"> *</a> |
| <span class="sourceLineNo">130</span><a id="line.130"> *</a> |
| <span class="sourceLineNo">131</span><a id="line.131"> * @return {@code true} if the constructed {@link #getSecurityManager() securityManager} reference should be bound</a> |
| <span class="sourceLineNo">132</span><a id="line.132"> * to static memory (via {@code SecurityUtils.}{@link SecurityUtils#setSecurityManager(org.apache.shiro.mgt.SecurityManager) setSecurityManager}),</a> |
| <span class="sourceLineNo">133</span><a id="line.133"> * {@code false} otherwise.</a> |
| <span class="sourceLineNo">134</span><a id="line.134"> * @since 1.2</a> |
| <span class="sourceLineNo">135</span><a id="line.135"> * @see <a href="https://issues.apache.org/jira/browse/SHIRO-287">SHIRO-287</a></a> |
| <span class="sourceLineNo">136</span><a id="line.136"> */</a> |
| <span class="sourceLineNo">137</span><a id="line.137"> public boolean isStaticSecurityManagerEnabled() {</a> |
| <span class="sourceLineNo">138</span><a id="line.138"> return staticSecurityManagerEnabled;</a> |
| <span class="sourceLineNo">139</span><a id="line.139"> }</a> |
| <span class="sourceLineNo">140</span><a id="line.140"></a> |
| <span class="sourceLineNo">141</span><a id="line.141"> /**</a> |
| <span class="sourceLineNo">142</span><a id="line.142"> * Sets if the constructed {@link #getSecurityManager() securityManager} reference should be bound</a> |
| <span class="sourceLineNo">143</span><a id="line.143"> * to static memory (via {@code SecurityUtils.}{@link SecurityUtils#setSecurityManager(org.apache.shiro.mgt.SecurityManager) setSecurityManager}).</a> |
| <span class="sourceLineNo">144</span><a id="line.144"> * <p/></a> |
| <span class="sourceLineNo">145</span><a id="line.145"> * The default value is {@code false}.</a> |
| <span class="sourceLineNo">146</span><a id="line.146"> *</a> |
| <span class="sourceLineNo">147</span><a id="line.147"> * @param staticSecurityManagerEnabled if the constructed {@link #getSecurityManager() securityManager} reference</a> |
| <span class="sourceLineNo">148</span><a id="line.148"> * should be bound to static memory (via</a> |
| <span class="sourceLineNo">149</span><a id="line.149"> * {@code SecurityUtils.}{@link SecurityUtils#setSecurityManager(org.apache.shiro.mgt.SecurityManager) setSecurityManager}).</a> |
| <span class="sourceLineNo">150</span><a id="line.150"> * @since 1.2</a> |
| <span class="sourceLineNo">151</span><a id="line.151"> * @see <a href="https://issues.apache.org/jira/browse/SHIRO-287">SHIRO-287</a></a> |
| <span class="sourceLineNo">152</span><a id="line.152"> */</a> |
| <span class="sourceLineNo">153</span><a id="line.153"> public void setStaticSecurityManagerEnabled(boolean staticSecurityManagerEnabled) {</a> |
| <span class="sourceLineNo">154</span><a id="line.154"> this.staticSecurityManagerEnabled = staticSecurityManagerEnabled;</a> |
| <span class="sourceLineNo">155</span><a id="line.155"> }</a> |
| <span class="sourceLineNo">156</span><a id="line.156"></a> |
| <span class="sourceLineNo">157</span><a id="line.157"> protected final void onFilterConfigSet() throws Exception {</a> |
| <span class="sourceLineNo">158</span><a id="line.158"> //added in 1.2 for SHIRO-287:</a> |
| <span class="sourceLineNo">159</span><a id="line.159"> applyStaticSecurityManagerEnabledConfig();</a> |
| <span class="sourceLineNo">160</span><a id="line.160"> init();</a> |
| <span class="sourceLineNo">161</span><a id="line.161"> ensureSecurityManager();</a> |
| <span class="sourceLineNo">162</span><a id="line.162"> //added in 1.2 for SHIRO-287:</a> |
| <span class="sourceLineNo">163</span><a id="line.163"> if (isStaticSecurityManagerEnabled()) {</a> |
| <span class="sourceLineNo">164</span><a id="line.164"> SecurityUtils.setSecurityManager(getSecurityManager());</a> |
| <span class="sourceLineNo">165</span><a id="line.165"> }</a> |
| <span class="sourceLineNo">166</span><a id="line.166"> }</a> |
| <span class="sourceLineNo">167</span><a id="line.167"></a> |
| <span class="sourceLineNo">168</span><a id="line.168"> /**</a> |
| <span class="sourceLineNo">169</span><a id="line.169"> * Checks if the init-param that configures the filter to use static memory has been configured, and if so,</a> |
| <span class="sourceLineNo">170</span><a id="line.170"> * sets the {@link #setStaticSecurityManagerEnabled(boolean)} attribute with the configured value.</a> |
| <span class="sourceLineNo">171</span><a id="line.171"> *</a> |
| <span class="sourceLineNo">172</span><a id="line.172"> * @since 1.2</a> |
| <span class="sourceLineNo">173</span><a id="line.173"> * @see <a href="https://issues.apache.org/jira/browse/SHIRO-287">SHIRO-287</a></a> |
| <span class="sourceLineNo">174</span><a id="line.174"> */</a> |
| <span class="sourceLineNo">175</span><a id="line.175"> private void applyStaticSecurityManagerEnabledConfig() {</a> |
| <span class="sourceLineNo">176</span><a id="line.176"> String value = getInitParam(STATIC_INIT_PARAM_NAME);</a> |
| <span class="sourceLineNo">177</span><a id="line.177"> if (value != null) {</a> |
| <span class="sourceLineNo">178</span><a id="line.178"> Boolean b = Boolean.valueOf(value);</a> |
| <span class="sourceLineNo">179</span><a id="line.179"> if (b != null) {</a> |
| <span class="sourceLineNo">180</span><a id="line.180"> setStaticSecurityManagerEnabled(b);</a> |
| <span class="sourceLineNo">181</span><a id="line.181"> }</a> |
| <span class="sourceLineNo">182</span><a id="line.182"> }</a> |
| <span class="sourceLineNo">183</span><a id="line.183"> }</a> |
| <span class="sourceLineNo">184</span><a id="line.184"></a> |
| <span class="sourceLineNo">185</span><a id="line.185"> public void init() throws Exception {</a> |
| <span class="sourceLineNo">186</span><a id="line.186"> }</a> |
| <span class="sourceLineNo">187</span><a id="line.187"></a> |
| <span class="sourceLineNo">188</span><a id="line.188"> /**</a> |
| <span class="sourceLineNo">189</span><a id="line.189"> * A fallback mechanism called in {@link #onFilterConfigSet()} to ensure that the</a> |
| <span class="sourceLineNo">190</span><a id="line.190"> * {@link #getSecurityManager() securityManager} property has been set by configuration, and if not,</a> |
| <span class="sourceLineNo">191</span><a id="line.191"> * creates one automatically.</a> |
| <span class="sourceLineNo">192</span><a id="line.192"> */</a> |
| <span class="sourceLineNo">193</span><a id="line.193"> private void ensureSecurityManager() {</a> |
| <span class="sourceLineNo">194</span><a id="line.194"> WebSecurityManager securityManager = getSecurityManager();</a> |
| <span class="sourceLineNo">195</span><a id="line.195"> if (securityManager == null) {</a> |
| <span class="sourceLineNo">196</span><a id="line.196"> log.info("No SecurityManager configured. Creating default.");</a> |
| <span class="sourceLineNo">197</span><a id="line.197"> securityManager = createDefaultSecurityManager();</a> |
| <span class="sourceLineNo">198</span><a id="line.198"> setSecurityManager(securityManager);</a> |
| <span class="sourceLineNo">199</span><a id="line.199"> }</a> |
| <span class="sourceLineNo">200</span><a id="line.200"> }</a> |
| <span class="sourceLineNo">201</span><a id="line.201"></a> |
| <span class="sourceLineNo">202</span><a id="line.202"> protected WebSecurityManager createDefaultSecurityManager() {</a> |
| <span class="sourceLineNo">203</span><a id="line.203"> return new DefaultWebSecurityManager();</a> |
| <span class="sourceLineNo">204</span><a id="line.204"> }</a> |
| <span class="sourceLineNo">205</span><a id="line.205"></a> |
| <span class="sourceLineNo">206</span><a id="line.206"> protected boolean isHttpSessions() {</a> |
| <span class="sourceLineNo">207</span><a id="line.207"> return getSecurityManager().isHttpSessionMode();</a> |
| <span class="sourceLineNo">208</span><a id="line.208"> }</a> |
| <span class="sourceLineNo">209</span><a id="line.209"></a> |
| <span class="sourceLineNo">210</span><a id="line.210"> /**</a> |
| <span class="sourceLineNo">211</span><a id="line.211"> * Wraps the original HttpServletRequest in a {@link ShiroHttpServletRequest}, which is required for supporting</a> |
| <span class="sourceLineNo">212</span><a id="line.212"> * Servlet Specification behavior backed by a {@link org.apache.shiro.subject.Subject Subject} instance.</a> |
| <span class="sourceLineNo">213</span><a id="line.213"> *</a> |
| <span class="sourceLineNo">214</span><a id="line.214"> * @param orig the original Servlet Container-provided incoming {@code HttpServletRequest} instance.</a> |
| <span class="sourceLineNo">215</span><a id="line.215"> * @return {@link ShiroHttpServletRequest ShiroHttpServletRequest} instance wrapping the original.</a> |
| <span class="sourceLineNo">216</span><a id="line.216"> * @since 1.0</a> |
| <span class="sourceLineNo">217</span><a id="line.217"> */</a> |
| <span class="sourceLineNo">218</span><a id="line.218"> protected ServletRequest wrapServletRequest(HttpServletRequest orig) {</a> |
| <span class="sourceLineNo">219</span><a id="line.219"> return new ShiroHttpServletRequest(orig, getServletContext(), isHttpSessions());</a> |
| <span class="sourceLineNo">220</span><a id="line.220"> }</a> |
| <span class="sourceLineNo">221</span><a id="line.221"></a> |
| <span class="sourceLineNo">222</span><a id="line.222"> /**</a> |
| <span class="sourceLineNo">223</span><a id="line.223"> * Prepares the {@code ServletRequest} instance that will be passed to the {@code FilterChain} for request</a> |
| <span class="sourceLineNo">224</span><a id="line.224"> * processing.</a> |
| <span class="sourceLineNo">225</span><a id="line.225"> * <p/></a> |
| <span class="sourceLineNo">226</span><a id="line.226"> * If the {@code ServletRequest} is an instance of {@link HttpServletRequest}, the value returned from this method</a> |
| <span class="sourceLineNo">227</span><a id="line.227"> * is obtained by calling {@link #wrapServletRequest(javax.servlet.http.HttpServletRequest)} to allow Shiro-specific</a> |
| <span class="sourceLineNo">228</span><a id="line.228"> * HTTP behavior, otherwise the original {@code ServletRequest} argument is returned.</a> |
| <span class="sourceLineNo">229</span><a id="line.229"> *</a> |
| <span class="sourceLineNo">230</span><a id="line.230"> * @param request the incoming ServletRequest</a> |
| <span class="sourceLineNo">231</span><a id="line.231"> * @param response the outgoing ServletResponse</a> |
| <span class="sourceLineNo">232</span><a id="line.232"> * @param chain the Servlet Container provided {@code FilterChain} that will receive the returned request.</a> |
| <span class="sourceLineNo">233</span><a id="line.233"> * @return the {@code ServletRequest} instance that will be passed to the {@code FilterChain} for request processing.</a> |
| <span class="sourceLineNo">234</span><a id="line.234"> * @since 1.0</a> |
| <span class="sourceLineNo">235</span><a id="line.235"> */</a> |
| <span class="sourceLineNo">236</span><a id="line.236"> @SuppressWarnings({"UnusedDeclaration"})</a> |
| <span class="sourceLineNo">237</span><a id="line.237"> protected ServletRequest prepareServletRequest(ServletRequest request, ServletResponse response, FilterChain chain) {</a> |
| <span class="sourceLineNo">238</span><a id="line.238"> ServletRequest toUse = request;</a> |
| <span class="sourceLineNo">239</span><a id="line.239"> if (request instanceof HttpServletRequest) {</a> |
| <span class="sourceLineNo">240</span><a id="line.240"> HttpServletRequest http = (HttpServletRequest) request;</a> |
| <span class="sourceLineNo">241</span><a id="line.241"> toUse = wrapServletRequest(http);</a> |
| <span class="sourceLineNo">242</span><a id="line.242"> }</a> |
| <span class="sourceLineNo">243</span><a id="line.243"> return toUse;</a> |
| <span class="sourceLineNo">244</span><a id="line.244"> }</a> |
| <span class="sourceLineNo">245</span><a id="line.245"></a> |
| <span class="sourceLineNo">246</span><a id="line.246"> /**</a> |
| <span class="sourceLineNo">247</span><a id="line.247"> * Returns a new {@link ShiroHttpServletResponse} instance, wrapping the {@code orig} argument, in order to provide</a> |
| <span class="sourceLineNo">248</span><a id="line.248"> * correct URL rewriting behavior required by the Servlet Specification when using Shiro-based sessions (and not</a> |
| <span class="sourceLineNo">249</span><a id="line.249"> * Servlet Container HTTP-based sessions).</a> |
| <span class="sourceLineNo">250</span><a id="line.250"> *</a> |
| <span class="sourceLineNo">251</span><a id="line.251"> * @param orig the original {@code HttpServletResponse} instance provided by the Servlet Container.</a> |
| <span class="sourceLineNo">252</span><a id="line.252"> * @param request the {@code ShiroHttpServletRequest} instance wrapping the original request.</a> |
| <span class="sourceLineNo">253</span><a id="line.253"> * @return the wrapped ServletResponse instance to use during {@link FilterChain} execution.</a> |
| <span class="sourceLineNo">254</span><a id="line.254"> * @since 1.0</a> |
| <span class="sourceLineNo">255</span><a id="line.255"> */</a> |
| <span class="sourceLineNo">256</span><a id="line.256"> protected ServletResponse wrapServletResponse(HttpServletResponse orig, ShiroHttpServletRequest request) {</a> |
| <span class="sourceLineNo">257</span><a id="line.257"> return new ShiroHttpServletResponse(orig, getServletContext(), request);</a> |
| <span class="sourceLineNo">258</span><a id="line.258"> }</a> |
| <span class="sourceLineNo">259</span><a id="line.259"></a> |
| <span class="sourceLineNo">260</span><a id="line.260"> /**</a> |
| <span class="sourceLineNo">261</span><a id="line.261"> * Prepares the {@code ServletResponse} instance that will be passed to the {@code FilterChain} for request</a> |
| <span class="sourceLineNo">262</span><a id="line.262"> * processing.</a> |
| <span class="sourceLineNo">263</span><a id="line.263"> * <p/></a> |
| <span class="sourceLineNo">264</span><a id="line.264"> * This implementation delegates to {@link #wrapServletRequest(javax.servlet.http.HttpServletRequest)}</a> |
| <span class="sourceLineNo">265</span><a id="line.265"> * only if Shiro-based sessions are enabled (that is, !{@link #isHttpSessions()}) and the request instance is a</a> |
| <span class="sourceLineNo">266</span><a id="line.266"> * {@link ShiroHttpServletRequest}. This ensures that any URL rewriting that occurs is handled correctly using the</a> |
| <span class="sourceLineNo">267</span><a id="line.267"> * Shiro-managed Session's sessionId and not a servlet container session ID.</a> |
| <span class="sourceLineNo">268</span><a id="line.268"> * <p/></a> |
| <span class="sourceLineNo">269</span><a id="line.269"> * If HTTP-based sessions are enabled (the default), then this method does nothing and just returns the</a> |
| <span class="sourceLineNo">270</span><a id="line.270"> * {@code ServletResponse} argument as-is, relying on the default Servlet Container URL rewriting logic.</a> |
| <span class="sourceLineNo">271</span><a id="line.271"> *</a> |
| <span class="sourceLineNo">272</span><a id="line.272"> * @param request the incoming ServletRequest</a> |
| <span class="sourceLineNo">273</span><a id="line.273"> * @param response the outgoing ServletResponse</a> |
| <span class="sourceLineNo">274</span><a id="line.274"> * @param chain the Servlet Container provided {@code FilterChain} that will receive the returned request.</a> |
| <span class="sourceLineNo">275</span><a id="line.275"> * @return the {@code ServletResponse} instance that will be passed to the {@code FilterChain} during request processing.</a> |
| <span class="sourceLineNo">276</span><a id="line.276"> * @since 1.0</a> |
| <span class="sourceLineNo">277</span><a id="line.277"> */</a> |
| <span class="sourceLineNo">278</span><a id="line.278"> @SuppressWarnings({"UnusedDeclaration"})</a> |
| <span class="sourceLineNo">279</span><a id="line.279"> protected ServletResponse prepareServletResponse(ServletRequest request, ServletResponse response, FilterChain chain) {</a> |
| <span class="sourceLineNo">280</span><a id="line.280"> ServletResponse toUse = response;</a> |
| <span class="sourceLineNo">281</span><a id="line.281"> if (!isHttpSessions() && (request instanceof ShiroHttpServletRequest) &&</a> |
| <span class="sourceLineNo">282</span><a id="line.282"> (response instanceof HttpServletResponse)) {</a> |
| <span class="sourceLineNo">283</span><a id="line.283"> //the ShiroHttpServletResponse exists to support URL rewriting for session ids. This is only needed if</a> |
| <span class="sourceLineNo">284</span><a id="line.284"> //using Shiro sessions (i.e. not simple HttpSession based sessions):</a> |
| <span class="sourceLineNo">285</span><a id="line.285"> toUse = wrapServletResponse((HttpServletResponse) response, (ShiroHttpServletRequest) request);</a> |
| <span class="sourceLineNo">286</span><a id="line.286"> }</a> |
| <span class="sourceLineNo">287</span><a id="line.287"> return toUse;</a> |
| <span class="sourceLineNo">288</span><a id="line.288"> }</a> |
| <span class="sourceLineNo">289</span><a id="line.289"></a> |
| <span class="sourceLineNo">290</span><a id="line.290"> /**</a> |
| <span class="sourceLineNo">291</span><a id="line.291"> * Creates a {@link WebSubject} instance to associate with the incoming request/response pair which will be used</a> |
| <span class="sourceLineNo">292</span><a id="line.292"> * throughout the request/response execution.</a> |
| <span class="sourceLineNo">293</span><a id="line.293"> *</a> |
| <span class="sourceLineNo">294</span><a id="line.294"> * @param request the incoming {@code ServletRequest}</a> |
| <span class="sourceLineNo">295</span><a id="line.295"> * @param response the outgoing {@code ServletResponse}</a> |
| <span class="sourceLineNo">296</span><a id="line.296"> * @return the {@code WebSubject} instance to associate with the request/response execution</a> |
| <span class="sourceLineNo">297</span><a id="line.297"> * @since 1.0</a> |
| <span class="sourceLineNo">298</span><a id="line.298"> */</a> |
| <span class="sourceLineNo">299</span><a id="line.299"> protected WebSubject createSubject(ServletRequest request, ServletResponse response) {</a> |
| <span class="sourceLineNo">300</span><a id="line.300"> return new WebSubject.Builder(getSecurityManager(), request, response).buildWebSubject();</a> |
| <span class="sourceLineNo">301</span><a id="line.301"> }</a> |
| <span class="sourceLineNo">302</span><a id="line.302"></a> |
| <span class="sourceLineNo">303</span><a id="line.303"> /**</a> |
| <span class="sourceLineNo">304</span><a id="line.304"> * Updates any 'native' Session's last access time that might exist to the timestamp when this method is called.</a> |
| <span class="sourceLineNo">305</span><a id="line.305"> * If native sessions are not enabled (that is, standard Servlet container sessions are being used) or there is no</a> |
| <span class="sourceLineNo">306</span><a id="line.306"> * session ({@code subject.getSession(false) == null}), this method does nothing.</a> |
| <span class="sourceLineNo">307</span><a id="line.307"> * <p/>This method implementation merely calls</a> |
| <span class="sourceLineNo">308</span><a id="line.308"> * <code>Session.{@link org.apache.shiro.session.Session#touch() touch}()</code> on the session.</a> |
| <span class="sourceLineNo">309</span><a id="line.309"> *</a> |
| <span class="sourceLineNo">310</span><a id="line.310"> * @param request incoming request - ignored, but available to subclasses that might wish to override this method</a> |
| <span class="sourceLineNo">311</span><a id="line.311"> * @param response outgoing response - ignored, but available to subclasses that might wish to override this method</a> |
| <span class="sourceLineNo">312</span><a id="line.312"> * @since 1.0</a> |
| <span class="sourceLineNo">313</span><a id="line.313"> */</a> |
| <span class="sourceLineNo">314</span><a id="line.314"> @SuppressWarnings({"UnusedDeclaration"})</a> |
| <span class="sourceLineNo">315</span><a id="line.315"> protected void updateSessionLastAccessTime(ServletRequest request, ServletResponse response) {</a> |
| <span class="sourceLineNo">316</span><a id="line.316"> if (!isHttpSessions()) { //'native' sessions</a> |
| <span class="sourceLineNo">317</span><a id="line.317"> Subject subject = SecurityUtils.getSubject();</a> |
| <span class="sourceLineNo">318</span><a id="line.318"> //Subject should never _ever_ be null, but just in case:</a> |
| <span class="sourceLineNo">319</span><a id="line.319"> if (subject != null) {</a> |
| <span class="sourceLineNo">320</span><a id="line.320"> Session session = subject.getSession(false);</a> |
| <span class="sourceLineNo">321</span><a id="line.321"> if (session != null) {</a> |
| <span class="sourceLineNo">322</span><a id="line.322"> try {</a> |
| <span class="sourceLineNo">323</span><a id="line.323"> session.touch();</a> |
| <span class="sourceLineNo">324</span><a id="line.324"> } catch (Throwable t) {</a> |
| <span class="sourceLineNo">325</span><a id="line.325"> log.error("session.touch() method invocation has failed. Unable to update " +</a> |
| <span class="sourceLineNo">326</span><a id="line.326"> "the corresponding session's last access time based on the incoming request.", t);</a> |
| <span class="sourceLineNo">327</span><a id="line.327"> }</a> |
| <span class="sourceLineNo">328</span><a id="line.328"> }</a> |
| <span class="sourceLineNo">329</span><a id="line.329"> }</a> |
| <span class="sourceLineNo">330</span><a id="line.330"> }</a> |
| <span class="sourceLineNo">331</span><a id="line.331"> }</a> |
| <span class="sourceLineNo">332</span><a id="line.332"></a> |
| <span class="sourceLineNo">333</span><a id="line.333"> /**</a> |
| <span class="sourceLineNo">334</span><a id="line.334"> * {@code doFilterInternal} implementation that sets-up, executes, and cleans-up a Shiro-filtered request. It</a> |
| <span class="sourceLineNo">335</span><a id="line.335"> * performs the following ordered operations:</a> |
| <span class="sourceLineNo">336</span><a id="line.336"> * <ol></a> |
| <span class="sourceLineNo">337</span><a id="line.337"> * <li>{@link #prepareServletRequest(ServletRequest, ServletResponse, FilterChain) Prepares}</a> |
| <span class="sourceLineNo">338</span><a id="line.338"> * the incoming {@code ServletRequest} for use during Shiro's processing</li></a> |
| <span class="sourceLineNo">339</span><a id="line.339"> * <li>{@link #prepareServletResponse(ServletRequest, ServletResponse, FilterChain) Prepares}</a> |
| <span class="sourceLineNo">340</span><a id="line.340"> * the outgoing {@code ServletResponse} for use during Shiro's processing</li></a> |
| <span class="sourceLineNo">341</span><a id="line.341"> * <li> {@link #createSubject(javax.servlet.ServletRequest, javax.servlet.ServletResponse) Creates} a</a> |
| <span class="sourceLineNo">342</span><a id="line.342"> * {@link Subject} instance based on the specified request/response pair.</li></a> |
| <span class="sourceLineNo">343</span><a id="line.343"> * <li>Finally {@link Subject#execute(Runnable) executes} the</a> |
| <span class="sourceLineNo">344</span><a id="line.344"> * {@link #updateSessionLastAccessTime(javax.servlet.ServletRequest, javax.servlet.ServletResponse)} and</a> |
| <span class="sourceLineNo">345</span><a id="line.345"> * {@link #executeChain(javax.servlet.ServletRequest, javax.servlet.ServletResponse, javax.servlet.FilterChain)}</a> |
| <span class="sourceLineNo">346</span><a id="line.346"> * methods</li></a> |
| <span class="sourceLineNo">347</span><a id="line.347"> * </ol></a> |
| <span class="sourceLineNo">348</span><a id="line.348"> * <p/></a> |
| <span class="sourceLineNo">349</span><a id="line.349"> * The {@code Subject.}{@link Subject#execute(Runnable) execute(Runnable)} call in step #4 is used as an</a> |
| <span class="sourceLineNo">350</span><a id="line.350"> * implementation technique to guarantee proper thread binding and restoration is completed successfully.</a> |
| <span class="sourceLineNo">351</span><a id="line.351"> *</a> |
| <span class="sourceLineNo">352</span><a id="line.352"> * @param servletRequest the incoming {@code ServletRequest}</a> |
| <span class="sourceLineNo">353</span><a id="line.353"> * @param servletResponse the outgoing {@code ServletResponse}</a> |
| <span class="sourceLineNo">354</span><a id="line.354"> * @param chain the container-provided {@code FilterChain} to execute</a> |
| <span class="sourceLineNo">355</span><a id="line.355"> * @throws IOException if an IO error occurs</a> |
| <span class="sourceLineNo">356</span><a id="line.356"> * @throws javax.servlet.ServletException if an Throwable other than an IOException</a> |
| <span class="sourceLineNo">357</span><a id="line.357"> */</a> |
| <span class="sourceLineNo">358</span><a id="line.358"> protected void doFilterInternal(ServletRequest servletRequest, ServletResponse servletResponse, final FilterChain chain)</a> |
| <span class="sourceLineNo">359</span><a id="line.359"> throws ServletException, IOException {</a> |
| <span class="sourceLineNo">360</span><a id="line.360"></a> |
| <span class="sourceLineNo">361</span><a id="line.361"> Throwable t = null;</a> |
| <span class="sourceLineNo">362</span><a id="line.362"></a> |
| <span class="sourceLineNo">363</span><a id="line.363"> try {</a> |
| <span class="sourceLineNo">364</span><a id="line.364"> final ServletRequest request = prepareServletRequest(servletRequest, servletResponse, chain);</a> |
| <span class="sourceLineNo">365</span><a id="line.365"> final ServletResponse response = prepareServletResponse(request, servletResponse, chain);</a> |
| <span class="sourceLineNo">366</span><a id="line.366"></a> |
| <span class="sourceLineNo">367</span><a id="line.367"> final Subject subject = createSubject(request, response);</a> |
| <span class="sourceLineNo">368</span><a id="line.368"></a> |
| <span class="sourceLineNo">369</span><a id="line.369"> //noinspection unchecked</a> |
| <span class="sourceLineNo">370</span><a id="line.370"> subject.execute(new Callable() {</a> |
| <span class="sourceLineNo">371</span><a id="line.371"> public Object call() throws Exception {</a> |
| <span class="sourceLineNo">372</span><a id="line.372"> updateSessionLastAccessTime(request, response);</a> |
| <span class="sourceLineNo">373</span><a id="line.373"> executeChain(request, response, chain);</a> |
| <span class="sourceLineNo">374</span><a id="line.374"> return null;</a> |
| <span class="sourceLineNo">375</span><a id="line.375"> }</a> |
| <span class="sourceLineNo">376</span><a id="line.376"> });</a> |
| <span class="sourceLineNo">377</span><a id="line.377"> } catch (ExecutionException ex) {</a> |
| <span class="sourceLineNo">378</span><a id="line.378"> t = ex.getCause();</a> |
| <span class="sourceLineNo">379</span><a id="line.379"> } catch (Throwable throwable) {</a> |
| <span class="sourceLineNo">380</span><a id="line.380"> t = throwable;</a> |
| <span class="sourceLineNo">381</span><a id="line.381"> }</a> |
| <span class="sourceLineNo">382</span><a id="line.382"></a> |
| <span class="sourceLineNo">383</span><a id="line.383"> if (t != null) {</a> |
| <span class="sourceLineNo">384</span><a id="line.384"> if (t instanceof ServletException) {</a> |
| <span class="sourceLineNo">385</span><a id="line.385"> throw (ServletException) t;</a> |
| <span class="sourceLineNo">386</span><a id="line.386"> }</a> |
| <span class="sourceLineNo">387</span><a id="line.387"> if (t instanceof IOException) {</a> |
| <span class="sourceLineNo">388</span><a id="line.388"> throw (IOException) t;</a> |
| <span class="sourceLineNo">389</span><a id="line.389"> }</a> |
| <span class="sourceLineNo">390</span><a id="line.390"> //otherwise it's not one of the two exceptions expected by the filter method signature - wrap it in one:</a> |
| <span class="sourceLineNo">391</span><a id="line.391"> String msg = "Filtered request failed.";</a> |
| <span class="sourceLineNo">392</span><a id="line.392"> throw new ServletException(msg, t);</a> |
| <span class="sourceLineNo">393</span><a id="line.393"> }</a> |
| <span class="sourceLineNo">394</span><a id="line.394"> }</a> |
| <span class="sourceLineNo">395</span><a id="line.395"></a> |
| <span class="sourceLineNo">396</span><a id="line.396"> /**</a> |
| <span class="sourceLineNo">397</span><a id="line.397"> * Returns the {@code FilterChain} to execute for the given request.</a> |
| <span class="sourceLineNo">398</span><a id="line.398"> * <p/></a> |
| <span class="sourceLineNo">399</span><a id="line.399"> * The {@code origChain} argument is the</a> |
| <span class="sourceLineNo">400</span><a id="line.400"> * original {@code FilterChain} supplied by the Servlet Container, but it may be modified to provide</a> |
| <span class="sourceLineNo">401</span><a id="line.401"> * more behavior by pre-pending further chains according to the Shiro configuration.</a> |
| <span class="sourceLineNo">402</span><a id="line.402"> * <p/></a> |
| <span class="sourceLineNo">403</span><a id="line.403"> * This implementation returns the chain that will actually be executed by acquiring the chain from a</a> |
| <span class="sourceLineNo">404</span><a id="line.404"> * {@link #getFilterChainResolver() filterChainResolver}. The resolver determines exactly which chain to</a> |
| <span class="sourceLineNo">405</span><a id="line.405"> * execute, typically based on URL configuration. If no chain is returned from the resolver call</a> |
| <span class="sourceLineNo">406</span><a id="line.406"> * (returns {@code null}), then the {@code origChain} will be returned by default.</a> |
| <span class="sourceLineNo">407</span><a id="line.407"> *</a> |
| <span class="sourceLineNo">408</span><a id="line.408"> * @param request the incoming ServletRequest</a> |
| <span class="sourceLineNo">409</span><a id="line.409"> * @param response the outgoing ServletResponse</a> |
| <span class="sourceLineNo">410</span><a id="line.410"> * @param origChain the original {@code FilterChain} provided by the Servlet Container</a> |
| <span class="sourceLineNo">411</span><a id="line.411"> * @return the {@link FilterChain} to execute for the given request</a> |
| <span class="sourceLineNo">412</span><a id="line.412"> * @since 1.0</a> |
| <span class="sourceLineNo">413</span><a id="line.413"> */</a> |
| <span class="sourceLineNo">414</span><a id="line.414"> protected FilterChain getExecutionChain(ServletRequest request, ServletResponse response, FilterChain origChain) {</a> |
| <span class="sourceLineNo">415</span><a id="line.415"></a> |
| <span class="sourceLineNo">416</span><a id="line.416"> FilterChain chain = origChain;</a> |
| <span class="sourceLineNo">417</span><a id="line.417"></a> |
| <span class="sourceLineNo">418</span><a id="line.418"> FilterChainResolver resolver = getFilterChainResolver();</a> |
| <span class="sourceLineNo">419</span><a id="line.419"> if (resolver == null) {</a> |
| <span class="sourceLineNo">420</span><a id="line.420"> log.debug("No FilterChainResolver configured. Returning original FilterChain.");</a> |
| <span class="sourceLineNo">421</span><a id="line.421"> return origChain;</a> |
| <span class="sourceLineNo">422</span><a id="line.422"> }</a> |
| <span class="sourceLineNo">423</span><a id="line.423"></a> |
| <span class="sourceLineNo">424</span><a id="line.424"> FilterChain resolved = resolver.getChain(request, response, origChain);</a> |
| <span class="sourceLineNo">425</span><a id="line.425"> if (resolved != null) {</a> |
| <span class="sourceLineNo">426</span><a id="line.426"> log.trace("Resolved a configured FilterChain for the current request.");</a> |
| <span class="sourceLineNo">427</span><a id="line.427"> chain = resolved;</a> |
| <span class="sourceLineNo">428</span><a id="line.428"> } else {</a> |
| <span class="sourceLineNo">429</span><a id="line.429"> log.trace("No FilterChain configured for the current request. Using the default.");</a> |
| <span class="sourceLineNo">430</span><a id="line.430"> }</a> |
| <span class="sourceLineNo">431</span><a id="line.431"></a> |
| <span class="sourceLineNo">432</span><a id="line.432"> return chain;</a> |
| <span class="sourceLineNo">433</span><a id="line.433"> }</a> |
| <span class="sourceLineNo">434</span><a id="line.434"></a> |
| <span class="sourceLineNo">435</span><a id="line.435"> /**</a> |
| <span class="sourceLineNo">436</span><a id="line.436"> * Executes a {@link FilterChain} for the given request.</a> |
| <span class="sourceLineNo">437</span><a id="line.437"> * <p/></a> |
| <span class="sourceLineNo">438</span><a id="line.438"> * This implementation first delegates to</a> |
| <span class="sourceLineNo">439</span><a id="line.439"> * <code>{@link #getExecutionChain(javax.servlet.ServletRequest, javax.servlet.ServletResponse, javax.servlet.FilterChain) getExecutionChain}</code></a> |
| <span class="sourceLineNo">440</span><a id="line.440"> * to allow the application's Shiro configuration to determine exactly how the chain should execute. The resulting</a> |
| <span class="sourceLineNo">441</span><a id="line.441"> * value from that call is then executed directly by calling the returned {@code FilterChain}'s</a> |
| <span class="sourceLineNo">442</span><a id="line.442"> * {@link FilterChain#doFilter doFilter} method. That is:</a> |
| <span class="sourceLineNo">443</span><a id="line.443"> * <pre></a> |
| <span class="sourceLineNo">444</span><a id="line.444"> * FilterChain chain = {@link #getExecutionChain}(request, response, origChain);</a> |
| <span class="sourceLineNo">445</span><a id="line.445"> * chain.{@link FilterChain#doFilter doFilter}(request,response);</pre></a> |
| <span class="sourceLineNo">446</span><a id="line.446"> *</a> |
| <span class="sourceLineNo">447</span><a id="line.447"> * @param request the incoming ServletRequest</a> |
| <span class="sourceLineNo">448</span><a id="line.448"> * @param response the outgoing ServletResponse</a> |
| <span class="sourceLineNo">449</span><a id="line.449"> * @param origChain the Servlet Container-provided chain that may be wrapped further by an application-configured</a> |
| <span class="sourceLineNo">450</span><a id="line.450"> * chain of Filters.</a> |
| <span class="sourceLineNo">451</span><a id="line.451"> * @throws IOException if the underlying {@code chain.doFilter} call results in an IOException</a> |
| <span class="sourceLineNo">452</span><a id="line.452"> * @throws ServletException if the underlying {@code chain.doFilter} call results in a ServletException</a> |
| <span class="sourceLineNo">453</span><a id="line.453"> * @since 1.0</a> |
| <span class="sourceLineNo">454</span><a id="line.454"> */</a> |
| <span class="sourceLineNo">455</span><a id="line.455"> protected void executeChain(ServletRequest request, ServletResponse response, FilterChain origChain)</a> |
| <span class="sourceLineNo">456</span><a id="line.456"> throws IOException, ServletException {</a> |
| <span class="sourceLineNo">457</span><a id="line.457"> FilterChain chain = getExecutionChain(request, response, origChain);</a> |
| <span class="sourceLineNo">458</span><a id="line.458"> chain.doFilter(request, response);</a> |
| <span class="sourceLineNo">459</span><a id="line.459"> }</a> |
| <span class="sourceLineNo">460</span><a id="line.460">}</a> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
