| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |
| <html lang="en"> |
| <head> |
| <title>Source code</title> |
| <link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body> |
| <div class="sourceContainer"> |
| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing,<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * software distributed under the License is distributed on an<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * KIND, either express or implied. See the License for the<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * specific language governing permissions and limitations<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> * under the License.<a name="line.17"></a> |
| <span class="sourceLineNo">018</span> */<a name="line.18"></a> |
| <span class="sourceLineNo">019</span>package org.apache.shiro.web.servlet;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span><a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import javax.servlet.ServletContext;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import javax.servlet.http.HttpServletRequest;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import javax.servlet.http.HttpServletResponse;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import javax.servlet.http.HttpServletResponseWrapper;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import javax.servlet.http.HttpSession;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.io.IOException;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.net.MalformedURLException;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.net.URL;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.net.URLEncoder;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span><a name="line.30"></a> |
| <span class="sourceLineNo">031</span>/**<a name="line.31"></a> |
| <span class="sourceLineNo">032</span> * HttpServletResponse implementation to support URL Encoding of Shiro Session IDs.<a name="line.32"></a> |
| <span class="sourceLineNo">033</span> * <p/><a name="line.33"></a> |
| <span class="sourceLineNo">034</span> * It is only used when using Shiro's native Session Management configuration (and not when using the Servlet<a name="line.34"></a> |
| <span class="sourceLineNo">035</span> * Container session configuration, which is Shiro's default in a web environment). Because the servlet container<a name="line.35"></a> |
| <span class="sourceLineNo">036</span> * already performs url encoding of its own session ids, instances of this class are only needed when using Shiro<a name="line.36"></a> |
| <span class="sourceLineNo">037</span> * native sessions.<a name="line.37"></a> |
| <span class="sourceLineNo">038</span> * <p/><a name="line.38"></a> |
| <span class="sourceLineNo">039</span> * Note that this implementation relies in part on source code from the Tomcat 6.x distribution for<a name="line.39"></a> |
| <span class="sourceLineNo">040</span> * encoding URLs for session ID URL Rewriting (we didn't want to re-invent the wheel). Since Shiro is also<a name="line.40"></a> |
| <span class="sourceLineNo">041</span> * Apache 2.0 license, all regular licenses and conditions have remained in tact.<a name="line.41"></a> |
| <span class="sourceLineNo">042</span> *<a name="line.42"></a> |
| <span class="sourceLineNo">043</span> * @since 0.2<a name="line.43"></a> |
| <span class="sourceLineNo">044</span> */<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>public class ShiroHttpServletResponse extends HttpServletResponseWrapper {<a name="line.45"></a> |
| <span class="sourceLineNo">046</span><a name="line.46"></a> |
| <span class="sourceLineNo">047</span> //TODO - complete JavaDoc<a name="line.47"></a> |
| <span class="sourceLineNo">048</span><a name="line.48"></a> |
| <span class="sourceLineNo">049</span> private static final String DEFAULT_SESSION_ID_PARAMETER_NAME = ShiroHttpSession.DEFAULT_SESSION_ID_NAME;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span><a name="line.50"></a> |
| <span class="sourceLineNo">051</span> private ServletContext context = null;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span> //the associated request<a name="line.52"></a> |
| <span class="sourceLineNo">053</span> private ShiroHttpServletRequest request = null;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span><a name="line.54"></a> |
| <span class="sourceLineNo">055</span> public ShiroHttpServletResponse(HttpServletResponse wrapped, ServletContext context, ShiroHttpServletRequest request) {<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> super(wrapped);<a name="line.56"></a> |
| <span class="sourceLineNo">057</span> this.context = context;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> this.request = request;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> }<a name="line.59"></a> |
| <span class="sourceLineNo">060</span><a name="line.60"></a> |
| <span class="sourceLineNo">061</span> @SuppressWarnings({"UnusedDeclaration"})<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> public ServletContext getContext() {<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> return context;<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> }<a name="line.64"></a> |
| <span class="sourceLineNo">065</span><a name="line.65"></a> |
| <span class="sourceLineNo">066</span> @SuppressWarnings({"UnusedDeclaration"})<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> public void setContext(ServletContext context) {<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> this.context = context;<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> }<a name="line.69"></a> |
| <span class="sourceLineNo">070</span><a name="line.70"></a> |
| <span class="sourceLineNo">071</span> public ShiroHttpServletRequest getRequest() {<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> return request;<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> }<a name="line.73"></a> |
| <span class="sourceLineNo">074</span><a name="line.74"></a> |
| <span class="sourceLineNo">075</span> @SuppressWarnings({"UnusedDeclaration"})<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> public void setRequest(ShiroHttpServletRequest request) {<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> this.request = request;<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> }<a name="line.78"></a> |
| <span class="sourceLineNo">079</span><a name="line.79"></a> |
| <span class="sourceLineNo">080</span> /**<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> * Encode the session identifier associated with this response<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> * into the specified redirect URL, if necessary.<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> *<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> * @param url URL to be encoded<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> */<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> public String encodeRedirectURL(String url) {<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> if (isEncodeable(toAbsolute(url))) {<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> return toEncoded(url, request.getSession().getId());<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> } else {<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> return url;<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> }<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> }<a name="line.92"></a> |
| <span class="sourceLineNo">093</span><a name="line.93"></a> |
| <span class="sourceLineNo">094</span><a name="line.94"></a> |
| <span class="sourceLineNo">095</span> public String encodeRedirectUrl(String s) {<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> return encodeRedirectURL(s);<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> }<a name="line.97"></a> |
| <span class="sourceLineNo">098</span><a name="line.98"></a> |
| <span class="sourceLineNo">099</span><a name="line.99"></a> |
| <span class="sourceLineNo">100</span> /**<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> * Encode the session identifier associated with this response<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> * into the specified URL, if necessary.<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> *<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> * @param url URL to be encoded<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> */<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> public String encodeURL(String url) {<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> String absolute = toAbsolute(url);<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> if (isEncodeable(absolute)) {<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> // W3c spec clearly said<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> if (url.equalsIgnoreCase("")) {<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> url = absolute;<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> }<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> return toEncoded(url, request.getSession().getId());<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> } else {<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> return url;<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> }<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> }<a name="line.117"></a> |
| <span class="sourceLineNo">118</span><a name="line.118"></a> |
| <span class="sourceLineNo">119</span> public String encodeUrl(String s) {<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> return encodeURL(s);<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> }<a name="line.121"></a> |
| <span class="sourceLineNo">122</span><a name="line.122"></a> |
| <span class="sourceLineNo">123</span> /**<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> * Return <code>true</code> if the specified URL should be encoded with<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> * a session identifier. This will be true if all of the following<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> * conditions are met:<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> * <ul><a name="line.127"></a> |
| <span class="sourceLineNo">128</span> * <li>The request we are responding to asked for a valid session<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> * <li>The requested session ID was not received via a cookie<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> * <li>The specified URL points back to somewhere within the web<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> * application that is responding to this request<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> * </ul><a name="line.132"></a> |
| <span class="sourceLineNo">133</span> *<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> * @param location Absolute URL to be validated<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> * @return {@code true} if the specified URL should be encoded with a session identifier, {@code false} otherwise.<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> */<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> protected boolean isEncodeable(final String location) {<a name="line.137"></a> |
| <span class="sourceLineNo">138</span><a name="line.138"></a> |
| <span class="sourceLineNo">139</span> if (location == null)<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> return (false);<a name="line.140"></a> |
| <span class="sourceLineNo">141</span><a name="line.141"></a> |
| <span class="sourceLineNo">142</span> // Is this an intra-document reference?<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> if (location.startsWith("#"))<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> return (false);<a name="line.144"></a> |
| <span class="sourceLineNo">145</span><a name="line.145"></a> |
| <span class="sourceLineNo">146</span> // Are we in a valid session that is not using cookies?<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> final HttpServletRequest hreq = request;<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> final HttpSession session = hreq.getSession(false);<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> if (session == null)<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> return (false);<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> if (hreq.isRequestedSessionIdFromCookie())<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> return (false);<a name="line.152"></a> |
| <span class="sourceLineNo">153</span><a name="line.153"></a> |
| <span class="sourceLineNo">154</span> return doIsEncodeable(hreq, session, location);<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> }<a name="line.155"></a> |
| <span class="sourceLineNo">156</span><a name="line.156"></a> |
| <span class="sourceLineNo">157</span> private boolean doIsEncodeable(HttpServletRequest hreq, HttpSession session, String location) {<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> // Is this a valid absolute URL?<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> URL url;<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> try {<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> url = new URL(location);<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> } catch (MalformedURLException e) {<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> return (false);<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> }<a name="line.164"></a> |
| <span class="sourceLineNo">165</span><a name="line.165"></a> |
| <span class="sourceLineNo">166</span> // Does this URL match down to (and including) the context path?<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> if (!hreq.getScheme().equalsIgnoreCase(url.getProtocol()))<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> return (false);<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> if (!hreq.getServerName().equalsIgnoreCase(url.getHost()))<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> return (false);<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> int serverPort = hreq.getServerPort();<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> if (serverPort == -1) {<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> if ("https".equals(hreq.getScheme()))<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> serverPort = 443;<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> else<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> serverPort = 80;<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> }<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> int urlPort = url.getPort();<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> if (urlPort == -1) {<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> if ("https".equals(url.getProtocol()))<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> urlPort = 443;<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> else<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> urlPort = 80;<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> }<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> if (serverPort != urlPort)<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> return (false);<a name="line.186"></a> |
| <span class="sourceLineNo">187</span><a name="line.187"></a> |
| <span class="sourceLineNo">188</span> String contextPath = getRequest().getContextPath();<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> if (contextPath != null) {<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> String file = url.getFile();<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> if ((file == null) || !file.startsWith(contextPath))<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> return (false);<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> String tok = ";" + DEFAULT_SESSION_ID_PARAMETER_NAME + "=" + session.getId();<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> if (file.indexOf(tok, contextPath.length()) >= 0)<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> return (false);<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> }<a name="line.196"></a> |
| <span class="sourceLineNo">197</span><a name="line.197"></a> |
| <span class="sourceLineNo">198</span> // This URL belongs to our web application, so it is encodeable<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> return (true);<a name="line.199"></a> |
| <span class="sourceLineNo">200</span><a name="line.200"></a> |
| <span class="sourceLineNo">201</span> }<a name="line.201"></a> |
| <span class="sourceLineNo">202</span><a name="line.202"></a> |
| <span class="sourceLineNo">203</span><a name="line.203"></a> |
| <span class="sourceLineNo">204</span> /**<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> * Convert (if necessary) and return the absolute URL that represents the<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> * resource referenced by this possibly relative URL. If this URL is<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> * already absolute, return it unchanged.<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> *<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> * @param location URL to be (possibly) converted and then returned<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> * @return resource location as an absolute url<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> * @throws IllegalArgumentException if a MalformedURLException is<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> * thrown when converting the relative URL to an absolute one<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> */<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> private String toAbsolute(String location) {<a name="line.214"></a> |
| <span class="sourceLineNo">215</span><a name="line.215"></a> |
| <span class="sourceLineNo">216</span> if (location == null)<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> return (location);<a name="line.217"></a> |
| <span class="sourceLineNo">218</span><a name="line.218"></a> |
| <span class="sourceLineNo">219</span> boolean leadingSlash = location.startsWith("/");<a name="line.219"></a> |
| <span class="sourceLineNo">220</span><a name="line.220"></a> |
| <span class="sourceLineNo">221</span> if (leadingSlash || !hasScheme(location)) {<a name="line.221"></a> |
| <span class="sourceLineNo">222</span><a name="line.222"></a> |
| <span class="sourceLineNo">223</span> StringBuilder buf = new StringBuilder();<a name="line.223"></a> |
| <span class="sourceLineNo">224</span><a name="line.224"></a> |
| <span class="sourceLineNo">225</span> String scheme = request.getScheme();<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> String name = request.getServerName();<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> int port = request.getServerPort();<a name="line.227"></a> |
| <span class="sourceLineNo">228</span><a name="line.228"></a> |
| <span class="sourceLineNo">229</span> try {<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> buf.append(scheme).append("://").append(name);<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> if ((scheme.equals("http") && port != 80)<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> || (scheme.equals("https") && port != 443)) {<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> buf.append(':').append(port);<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> }<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> if (!leadingSlash) {<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> String relativePath = request.getRequestURI();<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> int pos = relativePath.lastIndexOf('/');<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> relativePath = relativePath.substring(0, pos);<a name="line.238"></a> |
| <span class="sourceLineNo">239</span><a name="line.239"></a> |
| <span class="sourceLineNo">240</span> String encodedURI = URLEncoder.encode(relativePath, getCharacterEncoding());<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> buf.append(encodedURI).append('/');<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> }<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> buf.append(location);<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> } catch (IOException e) {<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> IllegalArgumentException iae = new IllegalArgumentException(location);<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> iae.initCause(e);<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> throw iae;<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> }<a name="line.248"></a> |
| <span class="sourceLineNo">249</span><a name="line.249"></a> |
| <span class="sourceLineNo">250</span> return buf.toString();<a name="line.250"></a> |
| <span class="sourceLineNo">251</span><a name="line.251"></a> |
| <span class="sourceLineNo">252</span> } else {<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> return location;<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> }<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> }<a name="line.255"></a> |
| <span class="sourceLineNo">256</span><a name="line.256"></a> |
| <span class="sourceLineNo">257</span> /**<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> * Determine if the character is allowed in the scheme of a URI.<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> * See RFC 2396, Section 3.1<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> *<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> * @param c the character to check<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> * @return {@code true} if the character is allowed in a URI scheme, {@code false} otherwise.<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> */<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> public static boolean isSchemeChar(char c) {<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> return Character.isLetterOrDigit(c) ||<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> c == '+' || c == '-' || c == '.';<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> }<a name="line.267"></a> |
| <span class="sourceLineNo">268</span><a name="line.268"></a> |
| <span class="sourceLineNo">269</span><a name="line.269"></a> |
| <span class="sourceLineNo">270</span> /**<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> * Returns {@code true} if the URI string has a {@code scheme} component, {@code false} otherwise.<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> *<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> * @param uri the URI string to check for a scheme component<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> * @return {@code true} if the URI string has a {@code scheme} component, {@code false} otherwise.<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> */<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> private boolean hasScheme(String uri) {<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> int len = uri.length();<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> for (int i = 0; i < len; i++) {<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> char c = uri.charAt(i);<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> if (c == ':') {<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> return i > 0;<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> } else if (!isSchemeChar(c)) {<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> return false;<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> }<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> }<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> return false;<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> }<a name="line.287"></a> |
| <span class="sourceLineNo">288</span><a name="line.288"></a> |
| <span class="sourceLineNo">289</span> /**<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> * Return the specified URL with the specified session identifier suitably encoded.<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> *<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> * @param url URL to be encoded with the session id<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> * @param sessionId Session id to be included in the encoded URL<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> * @return the url with the session identifer properly encoded.<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> */<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> protected String toEncoded(String url, String sessionId) {<a name="line.296"></a> |
| <span class="sourceLineNo">297</span><a name="line.297"></a> |
| <span class="sourceLineNo">298</span> if ((url == null) || (sessionId == null))<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> return (url);<a name="line.299"></a> |
| <span class="sourceLineNo">300</span><a name="line.300"></a> |
| <span class="sourceLineNo">301</span> String path = url;<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> String query = "";<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> String anchor = "";<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> int question = url.indexOf('?');<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> if (question >= 0) {<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> path = url.substring(0, question);<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> query = url.substring(question);<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> }<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> int pound = path.indexOf('#');<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> if (pound >= 0) {<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> anchor = path.substring(pound);<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> path = path.substring(0, pound);<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> }<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> StringBuilder sb = new StringBuilder(path);<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> if (sb.length() > 0) { // session id param can't be first.<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> sb.append(";");<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> sb.append(DEFAULT_SESSION_ID_PARAMETER_NAME);<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> sb.append("=");<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> sb.append(sessionId);<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> }<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> sb.append(anchor);<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> sb.append(query);<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> return (sb.toString());<a name="line.323"></a> |
| <span class="sourceLineNo">324</span><a name="line.324"></a> |
| <span class="sourceLineNo">325</span> }<a name="line.325"></a> |
| <span class="sourceLineNo">326</span>}<a name="line.326"></a> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </pre> |
| </div> |
| </body> |
| </html> |
