| <HTML> |
| <BODY BGCOLOR="white"> |
| <PRE> |
| <FONT color="green">001</FONT> /*<a name="line.1"></a> |
| <FONT color="green">002</FONT> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <FONT color="green">003</FONT> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <FONT color="green">004</FONT> * distributed with this work for additional information<a name="line.4"></a> |
| <FONT color="green">005</FONT> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <FONT color="green">006</FONT> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <FONT color="green">007</FONT> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <FONT color="green">008</FONT> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <FONT color="green">009</FONT> *<a name="line.9"></a> |
| <FONT color="green">010</FONT> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <FONT color="green">011</FONT> *<a name="line.11"></a> |
| <FONT color="green">012</FONT> * Unless required by applicable law or agreed to in writing,<a name="line.12"></a> |
| <FONT color="green">013</FONT> * software distributed under the License is distributed on an<a name="line.13"></a> |
| <FONT color="green">014</FONT> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY<a name="line.14"></a> |
| <FONT color="green">015</FONT> * KIND, either express or implied. See the License for the<a name="line.15"></a> |
| <FONT color="green">016</FONT> * specific language governing permissions and limitations<a name="line.16"></a> |
| <FONT color="green">017</FONT> * under the License.<a name="line.17"></a> |
| <FONT color="green">018</FONT> */<a name="line.18"></a> |
| <FONT color="green">019</FONT> package org.apache.shiro.util;<a name="line.19"></a> |
| <FONT color="green">020</FONT> <a name="line.20"></a> |
| <FONT color="green">021</FONT> /**<a name="line.21"></a> |
| <FONT color="green">022</FONT> * <p>PathMatcher implementation for Ant-style path patterns.<a name="line.22"></a> |
| <FONT color="green">023</FONT> * Examples are provided below.</p><a name="line.23"></a> |
| <FONT color="green">024</FONT> *<a name="line.24"></a> |
| <FONT color="green">025</FONT> * <p>Part of this mapping code has been kindly borrowed from<a name="line.25"></a> |
| <FONT color="green">026</FONT> * <a href="http://ant.apache.org">Apache Ant</a>.<a name="line.26"></a> |
| <FONT color="green">027</FONT> *<a name="line.27"></a> |
| <FONT color="green">028</FONT> * <p>The mapping matches URLs using the following rules:<br><a name="line.28"></a> |
| <FONT color="green">029</FONT> * <ul><a name="line.29"></a> |
| <FONT color="green">030</FONT> * <li>? matches one character</li><a name="line.30"></a> |
| <FONT color="green">031</FONT> * <li>* matches zero or more characters</li><a name="line.31"></a> |
| <FONT color="green">032</FONT> * <li>** matches zero or more 'directories' in a path</li><a name="line.32"></a> |
| <FONT color="green">033</FONT> * </ul><a name="line.33"></a> |
| <FONT color="green">034</FONT> *<a name="line.34"></a> |
| <FONT color="green">035</FONT> * <p>Some examples:<br><a name="line.35"></a> |
| <FONT color="green">036</FONT> * <ul><a name="line.36"></a> |
| <FONT color="green">037</FONT> * <li><code>com/t?st.jsp</code> - matches <code>com/test.jsp</code> but also<a name="line.37"></a> |
| <FONT color="green">038</FONT> * <code>com/tast.jsp</code> or <code>com/txst.jsp</code></li><a name="line.38"></a> |
| <FONT color="green">039</FONT> * <li><code>com/*.jsp</code> - matches all <code>.jsp</code> files in the<a name="line.39"></a> |
| <FONT color="green">040</FONT> * <code>com</code> directory</li><a name="line.40"></a> |
| <FONT color="green">041</FONT> * <li><code>com/&#42;&#42;/test.jsp</code> - matches all <code>test.jsp</code><a name="line.41"></a> |
| <FONT color="green">042</FONT> * files underneath the <code>com</code> path</li><a name="line.42"></a> |
| <FONT color="green">043</FONT> * <li><code>org/apache/shiro/&#42;&#42;/*.jsp</code> - matches all <code>.jsp</code><a name="line.43"></a> |
| <FONT color="green">044</FONT> * files underneath the <code>org/apache/shiro</code> path</li><a name="line.44"></a> |
| <FONT color="green">045</FONT> * <li><code>org/&#42;&#42;/servlet/bla.jsp</code> - matches<a name="line.45"></a> |
| <FONT color="green">046</FONT> * <code>org/apache/shiro/servlet/bla.jsp</code> but also<a name="line.46"></a> |
| <FONT color="green">047</FONT> * <code>org/apache/shiro/testing/servlet/bla.jsp</code> and<a name="line.47"></a> |
| <FONT color="green">048</FONT> * <code>org/servlet/bla.jsp</code></li><a name="line.48"></a> |
| <FONT color="green">049</FONT> * </ul><a name="line.49"></a> |
| <FONT color="green">050</FONT> *<a name="line.50"></a> |
| <FONT color="green">051</FONT> * <p><b>N.B.</b>: This class was borrowed (with much appreciation) from the<a name="line.51"></a> |
| <FONT color="green">052</FONT> * <a href="http://www.springframework.org">Spring Framework</a> with modifications. We didn't want to reinvent the<a name="line.52"></a> |
| <FONT color="green">053</FONT> * wheel of great work they've done, but also didn't want to force every Shiro user to depend on Spring</p><a name="line.53"></a> |
| <FONT color="green">054</FONT> *<a name="line.54"></a> |
| <FONT color="green">055</FONT> * <p>As per the Apache 2.0 license, the original copyright notice and all author and copyright information have<a name="line.55"></a> |
| <FONT color="green">056</FONT> * remained in tact.</p><a name="line.56"></a> |
| <FONT color="green">057</FONT> *<a name="line.57"></a> |
| <FONT color="green">058</FONT> * @since 16.07.2003<a name="line.58"></a> |
| <FONT color="green">059</FONT> */<a name="line.59"></a> |
| <FONT color="green">060</FONT> public class AntPathMatcher implements PatternMatcher {<a name="line.60"></a> |
| <FONT color="green">061</FONT> <a name="line.61"></a> |
| <FONT color="green">062</FONT> //TODO - complete JavaDoc<a name="line.62"></a> |
| <FONT color="green">063</FONT> <a name="line.63"></a> |
| <FONT color="green">064</FONT> /**<a name="line.64"></a> |
| <FONT color="green">065</FONT> * Default path separator: "/"<a name="line.65"></a> |
| <FONT color="green">066</FONT> */<a name="line.66"></a> |
| <FONT color="green">067</FONT> public static final String DEFAULT_PATH_SEPARATOR = "/";<a name="line.67"></a> |
| <FONT color="green">068</FONT> <a name="line.68"></a> |
| <FONT color="green">069</FONT> private String pathSeparator = DEFAULT_PATH_SEPARATOR;<a name="line.69"></a> |
| <FONT color="green">070</FONT> <a name="line.70"></a> |
| <FONT color="green">071</FONT> <a name="line.71"></a> |
| <FONT color="green">072</FONT> /**<a name="line.72"></a> |
| <FONT color="green">073</FONT> * Set the path separator to use for pattern parsing.<a name="line.73"></a> |
| <FONT color="green">074</FONT> * Default is "/", as in Ant.<a name="line.74"></a> |
| <FONT color="green">075</FONT> */<a name="line.75"></a> |
| <FONT color="green">076</FONT> public void setPathSeparator(String pathSeparator) {<a name="line.76"></a> |
| <FONT color="green">077</FONT> this.pathSeparator = (pathSeparator != null ? pathSeparator : DEFAULT_PATH_SEPARATOR);<a name="line.77"></a> |
| <FONT color="green">078</FONT> }<a name="line.78"></a> |
| <FONT color="green">079</FONT> <a name="line.79"></a> |
| <FONT color="green">080</FONT> <a name="line.80"></a> |
| <FONT color="green">081</FONT> public boolean isPattern(String path) {<a name="line.81"></a> |
| <FONT color="green">082</FONT> return (path.indexOf('*') != -1 || path.indexOf('?') != -1);<a name="line.82"></a> |
| <FONT color="green">083</FONT> }<a name="line.83"></a> |
| <FONT color="green">084</FONT> <a name="line.84"></a> |
| <FONT color="green">085</FONT> public boolean matches(String pattern, String source) {<a name="line.85"></a> |
| <FONT color="green">086</FONT> return match(pattern, source);<a name="line.86"></a> |
| <FONT color="green">087</FONT> }<a name="line.87"></a> |
| <FONT color="green">088</FONT> <a name="line.88"></a> |
| <FONT color="green">089</FONT> public boolean match(String pattern, String path) {<a name="line.89"></a> |
| <FONT color="green">090</FONT> return doMatch(pattern, path, true);<a name="line.90"></a> |
| <FONT color="green">091</FONT> }<a name="line.91"></a> |
| <FONT color="green">092</FONT> <a name="line.92"></a> |
| <FONT color="green">093</FONT> public boolean matchStart(String pattern, String path) {<a name="line.93"></a> |
| <FONT color="green">094</FONT> return doMatch(pattern, path, false);<a name="line.94"></a> |
| <FONT color="green">095</FONT> }<a name="line.95"></a> |
| <FONT color="green">096</FONT> <a name="line.96"></a> |
| <FONT color="green">097</FONT> <a name="line.97"></a> |
| <FONT color="green">098</FONT> /**<a name="line.98"></a> |
| <FONT color="green">099</FONT> * Actually match the given <code>path</code> against the given <code>pattern</code>.<a name="line.99"></a> |
| <FONT color="green">100</FONT> *<a name="line.100"></a> |
| <FONT color="green">101</FONT> * @param pattern the pattern to match against<a name="line.101"></a> |
| <FONT color="green">102</FONT> * @param path the path String to test<a name="line.102"></a> |
| <FONT color="green">103</FONT> * @param fullMatch whether a full pattern match is required<a name="line.103"></a> |
| <FONT color="green">104</FONT> * (else a pattern match as far as the given base path goes is sufficient)<a name="line.104"></a> |
| <FONT color="green">105</FONT> * @return <code>true</code> if the supplied <code>path</code> matched,<a name="line.105"></a> |
| <FONT color="green">106</FONT> * <code>false</code> if it didn't<a name="line.106"></a> |
| <FONT color="green">107</FONT> */<a name="line.107"></a> |
| <FONT color="green">108</FONT> protected boolean doMatch(String pattern, String path, boolean fullMatch) {<a name="line.108"></a> |
| <FONT color="green">109</FONT> if (path.startsWith(this.pathSeparator) != pattern.startsWith(this.pathSeparator)) {<a name="line.109"></a> |
| <FONT color="green">110</FONT> return false;<a name="line.110"></a> |
| <FONT color="green">111</FONT> }<a name="line.111"></a> |
| <FONT color="green">112</FONT> <a name="line.112"></a> |
| <FONT color="green">113</FONT> String[] pattDirs = StringUtils.tokenizeToStringArray(pattern, this.pathSeparator);<a name="line.113"></a> |
| <FONT color="green">114</FONT> String[] pathDirs = StringUtils.tokenizeToStringArray(path, this.pathSeparator);<a name="line.114"></a> |
| <FONT color="green">115</FONT> <a name="line.115"></a> |
| <FONT color="green">116</FONT> int pattIdxStart = 0;<a name="line.116"></a> |
| <FONT color="green">117</FONT> int pattIdxEnd = pattDirs.length - 1;<a name="line.117"></a> |
| <FONT color="green">118</FONT> int pathIdxStart = 0;<a name="line.118"></a> |
| <FONT color="green">119</FONT> int pathIdxEnd = pathDirs.length - 1;<a name="line.119"></a> |
| <FONT color="green">120</FONT> <a name="line.120"></a> |
| <FONT color="green">121</FONT> // Match all elements up to the first **<a name="line.121"></a> |
| <FONT color="green">122</FONT> while (pattIdxStart <= pattIdxEnd && pathIdxStart <= pathIdxEnd) {<a name="line.122"></a> |
| <FONT color="green">123</FONT> String patDir = pattDirs[pattIdxStart];<a name="line.123"></a> |
| <FONT color="green">124</FONT> if ("**".equals(patDir)) {<a name="line.124"></a> |
| <FONT color="green">125</FONT> break;<a name="line.125"></a> |
| <FONT color="green">126</FONT> }<a name="line.126"></a> |
| <FONT color="green">127</FONT> if (!matchStrings(patDir, pathDirs[pathIdxStart])) {<a name="line.127"></a> |
| <FONT color="green">128</FONT> return false;<a name="line.128"></a> |
| <FONT color="green">129</FONT> }<a name="line.129"></a> |
| <FONT color="green">130</FONT> pattIdxStart++;<a name="line.130"></a> |
| <FONT color="green">131</FONT> pathIdxStart++;<a name="line.131"></a> |
| <FONT color="green">132</FONT> }<a name="line.132"></a> |
| <FONT color="green">133</FONT> <a name="line.133"></a> |
| <FONT color="green">134</FONT> if (pathIdxStart > pathIdxEnd) {<a name="line.134"></a> |
| <FONT color="green">135</FONT> // Path is exhausted, only match if rest of pattern is * or **'s<a name="line.135"></a> |
| <FONT color="green">136</FONT> if (pattIdxStart > pattIdxEnd) {<a name="line.136"></a> |
| <FONT color="green">137</FONT> return (pattern.endsWith(this.pathSeparator) ?<a name="line.137"></a> |
| <FONT color="green">138</FONT> path.endsWith(this.pathSeparator) : !path.endsWith(this.pathSeparator));<a name="line.138"></a> |
| <FONT color="green">139</FONT> }<a name="line.139"></a> |
| <FONT color="green">140</FONT> if (!fullMatch) {<a name="line.140"></a> |
| <FONT color="green">141</FONT> return true;<a name="line.141"></a> |
| <FONT color="green">142</FONT> }<a name="line.142"></a> |
| <FONT color="green">143</FONT> if (pattIdxStart == pattIdxEnd && pattDirs[pattIdxStart].equals("*") &&<a name="line.143"></a> |
| <FONT color="green">144</FONT> path.endsWith(this.pathSeparator)) {<a name="line.144"></a> |
| <FONT color="green">145</FONT> return true;<a name="line.145"></a> |
| <FONT color="green">146</FONT> }<a name="line.146"></a> |
| <FONT color="green">147</FONT> for (int i = pattIdxStart; i <= pattIdxEnd; i++) {<a name="line.147"></a> |
| <FONT color="green">148</FONT> if (!pattDirs[i].equals("**")) {<a name="line.148"></a> |
| <FONT color="green">149</FONT> return false;<a name="line.149"></a> |
| <FONT color="green">150</FONT> }<a name="line.150"></a> |
| <FONT color="green">151</FONT> }<a name="line.151"></a> |
| <FONT color="green">152</FONT> return true;<a name="line.152"></a> |
| <FONT color="green">153</FONT> } else if (pattIdxStart > pattIdxEnd) {<a name="line.153"></a> |
| <FONT color="green">154</FONT> // String not exhausted, but pattern is. Failure.<a name="line.154"></a> |
| <FONT color="green">155</FONT> return false;<a name="line.155"></a> |
| <FONT color="green">156</FONT> } else if (!fullMatch && "**".equals(pattDirs[pattIdxStart])) {<a name="line.156"></a> |
| <FONT color="green">157</FONT> // Path start definitely matches due to "**" part in pattern.<a name="line.157"></a> |
| <FONT color="green">158</FONT> return true;<a name="line.158"></a> |
| <FONT color="green">159</FONT> }<a name="line.159"></a> |
| <FONT color="green">160</FONT> <a name="line.160"></a> |
| <FONT color="green">161</FONT> // up to last '**'<a name="line.161"></a> |
| <FONT color="green">162</FONT> while (pattIdxStart <= pattIdxEnd && pathIdxStart <= pathIdxEnd) {<a name="line.162"></a> |
| <FONT color="green">163</FONT> String patDir = pattDirs[pattIdxEnd];<a name="line.163"></a> |
| <FONT color="green">164</FONT> if (patDir.equals("**")) {<a name="line.164"></a> |
| <FONT color="green">165</FONT> break;<a name="line.165"></a> |
| <FONT color="green">166</FONT> }<a name="line.166"></a> |
| <FONT color="green">167</FONT> if (!matchStrings(patDir, pathDirs[pathIdxEnd])) {<a name="line.167"></a> |
| <FONT color="green">168</FONT> return false;<a name="line.168"></a> |
| <FONT color="green">169</FONT> }<a name="line.169"></a> |
| <FONT color="green">170</FONT> pattIdxEnd--;<a name="line.170"></a> |
| <FONT color="green">171</FONT> pathIdxEnd--;<a name="line.171"></a> |
| <FONT color="green">172</FONT> }<a name="line.172"></a> |
| <FONT color="green">173</FONT> if (pathIdxStart > pathIdxEnd) {<a name="line.173"></a> |
| <FONT color="green">174</FONT> // String is exhausted<a name="line.174"></a> |
| <FONT color="green">175</FONT> for (int i = pattIdxStart; i <= pattIdxEnd; i++) {<a name="line.175"></a> |
| <FONT color="green">176</FONT> if (!pattDirs[i].equals("**")) {<a name="line.176"></a> |
| <FONT color="green">177</FONT> return false;<a name="line.177"></a> |
| <FONT color="green">178</FONT> }<a name="line.178"></a> |
| <FONT color="green">179</FONT> }<a name="line.179"></a> |
| <FONT color="green">180</FONT> return true;<a name="line.180"></a> |
| <FONT color="green">181</FONT> }<a name="line.181"></a> |
| <FONT color="green">182</FONT> <a name="line.182"></a> |
| <FONT color="green">183</FONT> while (pattIdxStart != pattIdxEnd && pathIdxStart <= pathIdxEnd) {<a name="line.183"></a> |
| <FONT color="green">184</FONT> int patIdxTmp = -1;<a name="line.184"></a> |
| <FONT color="green">185</FONT> for (int i = pattIdxStart + 1; i <= pattIdxEnd; i++) {<a name="line.185"></a> |
| <FONT color="green">186</FONT> if (pattDirs[i].equals("**")) {<a name="line.186"></a> |
| <FONT color="green">187</FONT> patIdxTmp = i;<a name="line.187"></a> |
| <FONT color="green">188</FONT> break;<a name="line.188"></a> |
| <FONT color="green">189</FONT> }<a name="line.189"></a> |
| <FONT color="green">190</FONT> }<a name="line.190"></a> |
| <FONT color="green">191</FONT> if (patIdxTmp == pattIdxStart + 1) {<a name="line.191"></a> |
| <FONT color="green">192</FONT> // '**/**' situation, so skip one<a name="line.192"></a> |
| <FONT color="green">193</FONT> pattIdxStart++;<a name="line.193"></a> |
| <FONT color="green">194</FONT> continue;<a name="line.194"></a> |
| <FONT color="green">195</FONT> }<a name="line.195"></a> |
| <FONT color="green">196</FONT> // Find the pattern between padIdxStart & padIdxTmp in str between<a name="line.196"></a> |
| <FONT color="green">197</FONT> // strIdxStart & strIdxEnd<a name="line.197"></a> |
| <FONT color="green">198</FONT> int patLength = (patIdxTmp - pattIdxStart - 1);<a name="line.198"></a> |
| <FONT color="green">199</FONT> int strLength = (pathIdxEnd - pathIdxStart + 1);<a name="line.199"></a> |
| <FONT color="green">200</FONT> int foundIdx = -1;<a name="line.200"></a> |
| <FONT color="green">201</FONT> <a name="line.201"></a> |
| <FONT color="green">202</FONT> strLoop:<a name="line.202"></a> |
| <FONT color="green">203</FONT> for (int i = 0; i <= strLength - patLength; i++) {<a name="line.203"></a> |
| <FONT color="green">204</FONT> for (int j = 0; j < patLength; j++) {<a name="line.204"></a> |
| <FONT color="green">205</FONT> String subPat = (String) pattDirs[pattIdxStart + j + 1];<a name="line.205"></a> |
| <FONT color="green">206</FONT> String subStr = (String) pathDirs[pathIdxStart + i + j];<a name="line.206"></a> |
| <FONT color="green">207</FONT> if (!matchStrings(subPat, subStr)) {<a name="line.207"></a> |
| <FONT color="green">208</FONT> continue strLoop;<a name="line.208"></a> |
| <FONT color="green">209</FONT> }<a name="line.209"></a> |
| <FONT color="green">210</FONT> }<a name="line.210"></a> |
| <FONT color="green">211</FONT> foundIdx = pathIdxStart + i;<a name="line.211"></a> |
| <FONT color="green">212</FONT> break;<a name="line.212"></a> |
| <FONT color="green">213</FONT> }<a name="line.213"></a> |
| <FONT color="green">214</FONT> <a name="line.214"></a> |
| <FONT color="green">215</FONT> if (foundIdx == -1) {<a name="line.215"></a> |
| <FONT color="green">216</FONT> return false;<a name="line.216"></a> |
| <FONT color="green">217</FONT> }<a name="line.217"></a> |
| <FONT color="green">218</FONT> <a name="line.218"></a> |
| <FONT color="green">219</FONT> pattIdxStart = patIdxTmp;<a name="line.219"></a> |
| <FONT color="green">220</FONT> pathIdxStart = foundIdx + patLength;<a name="line.220"></a> |
| <FONT color="green">221</FONT> }<a name="line.221"></a> |
| <FONT color="green">222</FONT> <a name="line.222"></a> |
| <FONT color="green">223</FONT> for (int i = pattIdxStart; i <= pattIdxEnd; i++) {<a name="line.223"></a> |
| <FONT color="green">224</FONT> if (!pattDirs[i].equals("**")) {<a name="line.224"></a> |
| <FONT color="green">225</FONT> return false;<a name="line.225"></a> |
| <FONT color="green">226</FONT> }<a name="line.226"></a> |
| <FONT color="green">227</FONT> }<a name="line.227"></a> |
| <FONT color="green">228</FONT> <a name="line.228"></a> |
| <FONT color="green">229</FONT> return true;<a name="line.229"></a> |
| <FONT color="green">230</FONT> }<a name="line.230"></a> |
| <FONT color="green">231</FONT> <a name="line.231"></a> |
| <FONT color="green">232</FONT> /**<a name="line.232"></a> |
| <FONT color="green">233</FONT> * Tests whether or not a string matches against a pattern.<a name="line.233"></a> |
| <FONT color="green">234</FONT> * The pattern may contain two special characters:<br><a name="line.234"></a> |
| <FONT color="green">235</FONT> * '*' means zero or more characters<br><a name="line.235"></a> |
| <FONT color="green">236</FONT> * '?' means one and only one character<a name="line.236"></a> |
| <FONT color="green">237</FONT> *<a name="line.237"></a> |
| <FONT color="green">238</FONT> * @param pattern pattern to match against.<a name="line.238"></a> |
| <FONT color="green">239</FONT> * Must not be <code>null</code>.<a name="line.239"></a> |
| <FONT color="green">240</FONT> * @param str string which must be matched against the pattern.<a name="line.240"></a> |
| <FONT color="green">241</FONT> * Must not be <code>null</code>.<a name="line.241"></a> |
| <FONT color="green">242</FONT> * @return <code>true</code> if the string matches against the<a name="line.242"></a> |
| <FONT color="green">243</FONT> * pattern, or <code>false</code> otherwise.<a name="line.243"></a> |
| <FONT color="green">244</FONT> */<a name="line.244"></a> |
| <FONT color="green">245</FONT> private boolean matchStrings(String pattern, String str) {<a name="line.245"></a> |
| <FONT color="green">246</FONT> char[] patArr = pattern.toCharArray();<a name="line.246"></a> |
| <FONT color="green">247</FONT> char[] strArr = str.toCharArray();<a name="line.247"></a> |
| <FONT color="green">248</FONT> int patIdxStart = 0;<a name="line.248"></a> |
| <FONT color="green">249</FONT> int patIdxEnd = patArr.length - 1;<a name="line.249"></a> |
| <FONT color="green">250</FONT> int strIdxStart = 0;<a name="line.250"></a> |
| <FONT color="green">251</FONT> int strIdxEnd = strArr.length - 1;<a name="line.251"></a> |
| <FONT color="green">252</FONT> char ch;<a name="line.252"></a> |
| <FONT color="green">253</FONT> <a name="line.253"></a> |
| <FONT color="green">254</FONT> boolean containsStar = false;<a name="line.254"></a> |
| <FONT color="green">255</FONT> for (char aPatArr : patArr) {<a name="line.255"></a> |
| <FONT color="green">256</FONT> if (aPatArr == '*') {<a name="line.256"></a> |
| <FONT color="green">257</FONT> containsStar = true;<a name="line.257"></a> |
| <FONT color="green">258</FONT> break;<a name="line.258"></a> |
| <FONT color="green">259</FONT> }<a name="line.259"></a> |
| <FONT color="green">260</FONT> }<a name="line.260"></a> |
| <FONT color="green">261</FONT> <a name="line.261"></a> |
| <FONT color="green">262</FONT> if (!containsStar) {<a name="line.262"></a> |
| <FONT color="green">263</FONT> // No '*'s, so we make a shortcut<a name="line.263"></a> |
| <FONT color="green">264</FONT> if (patIdxEnd != strIdxEnd) {<a name="line.264"></a> |
| <FONT color="green">265</FONT> return false; // Pattern and string do not have the same size<a name="line.265"></a> |
| <FONT color="green">266</FONT> }<a name="line.266"></a> |
| <FONT color="green">267</FONT> for (int i = 0; i <= patIdxEnd; i++) {<a name="line.267"></a> |
| <FONT color="green">268</FONT> ch = patArr[i];<a name="line.268"></a> |
| <FONT color="green">269</FONT> if (ch != '?') {<a name="line.269"></a> |
| <FONT color="green">270</FONT> if (ch != strArr[i]) {<a name="line.270"></a> |
| <FONT color="green">271</FONT> return false;// Character mismatch<a name="line.271"></a> |
| <FONT color="green">272</FONT> }<a name="line.272"></a> |
| <FONT color="green">273</FONT> }<a name="line.273"></a> |
| <FONT color="green">274</FONT> }<a name="line.274"></a> |
| <FONT color="green">275</FONT> return true; // String matches against pattern<a name="line.275"></a> |
| <FONT color="green">276</FONT> }<a name="line.276"></a> |
| <FONT color="green">277</FONT> <a name="line.277"></a> |
| <FONT color="green">278</FONT> <a name="line.278"></a> |
| <FONT color="green">279</FONT> if (patIdxEnd == 0) {<a name="line.279"></a> |
| <FONT color="green">280</FONT> return true; // Pattern contains only '*', which matches anything<a name="line.280"></a> |
| <FONT color="green">281</FONT> }<a name="line.281"></a> |
| <FONT color="green">282</FONT> <a name="line.282"></a> |
| <FONT color="green">283</FONT> // Process characters before first star<a name="line.283"></a> |
| <FONT color="green">284</FONT> while ((ch = patArr[patIdxStart]) != '*' && strIdxStart <= strIdxEnd) {<a name="line.284"></a> |
| <FONT color="green">285</FONT> if (ch != '?') {<a name="line.285"></a> |
| <FONT color="green">286</FONT> if (ch != strArr[strIdxStart]) {<a name="line.286"></a> |
| <FONT color="green">287</FONT> return false;// Character mismatch<a name="line.287"></a> |
| <FONT color="green">288</FONT> }<a name="line.288"></a> |
| <FONT color="green">289</FONT> }<a name="line.289"></a> |
| <FONT color="green">290</FONT> patIdxStart++;<a name="line.290"></a> |
| <FONT color="green">291</FONT> strIdxStart++;<a name="line.291"></a> |
| <FONT color="green">292</FONT> }<a name="line.292"></a> |
| <FONT color="green">293</FONT> if (strIdxStart > strIdxEnd) {<a name="line.293"></a> |
| <FONT color="green">294</FONT> // All characters in the string are used. Check if only '*'s are<a name="line.294"></a> |
| <FONT color="green">295</FONT> // left in the pattern. If so, we succeeded. Otherwise failure.<a name="line.295"></a> |
| <FONT color="green">296</FONT> for (int i = patIdxStart; i <= patIdxEnd; i++) {<a name="line.296"></a> |
| <FONT color="green">297</FONT> if (patArr[i] != '*') {<a name="line.297"></a> |
| <FONT color="green">298</FONT> return false;<a name="line.298"></a> |
| <FONT color="green">299</FONT> }<a name="line.299"></a> |
| <FONT color="green">300</FONT> }<a name="line.300"></a> |
| <FONT color="green">301</FONT> return true;<a name="line.301"></a> |
| <FONT color="green">302</FONT> }<a name="line.302"></a> |
| <FONT color="green">303</FONT> <a name="line.303"></a> |
| <FONT color="green">304</FONT> // Process characters after last star<a name="line.304"></a> |
| <FONT color="green">305</FONT> while ((ch = patArr[patIdxEnd]) != '*' && strIdxStart <= strIdxEnd) {<a name="line.305"></a> |
| <FONT color="green">306</FONT> if (ch != '?') {<a name="line.306"></a> |
| <FONT color="green">307</FONT> if (ch != strArr[strIdxEnd]) {<a name="line.307"></a> |
| <FONT color="green">308</FONT> return false;// Character mismatch<a name="line.308"></a> |
| <FONT color="green">309</FONT> }<a name="line.309"></a> |
| <FONT color="green">310</FONT> }<a name="line.310"></a> |
| <FONT color="green">311</FONT> patIdxEnd--;<a name="line.311"></a> |
| <FONT color="green">312</FONT> strIdxEnd--;<a name="line.312"></a> |
| <FONT color="green">313</FONT> }<a name="line.313"></a> |
| <FONT color="green">314</FONT> if (strIdxStart > strIdxEnd) {<a name="line.314"></a> |
| <FONT color="green">315</FONT> // All characters in the string are used. Check if only '*'s are<a name="line.315"></a> |
| <FONT color="green">316</FONT> // left in the pattern. If so, we succeeded. Otherwise failure.<a name="line.316"></a> |
| <FONT color="green">317</FONT> for (int i = patIdxStart; i <= patIdxEnd; i++) {<a name="line.317"></a> |
| <FONT color="green">318</FONT> if (patArr[i] != '*') {<a name="line.318"></a> |
| <FONT color="green">319</FONT> return false;<a name="line.319"></a> |
| <FONT color="green">320</FONT> }<a name="line.320"></a> |
| <FONT color="green">321</FONT> }<a name="line.321"></a> |
| <FONT color="green">322</FONT> return true;<a name="line.322"></a> |
| <FONT color="green">323</FONT> }<a name="line.323"></a> |
| <FONT color="green">324</FONT> <a name="line.324"></a> |
| <FONT color="green">325</FONT> // process pattern between stars. padIdxStart and patIdxEnd point<a name="line.325"></a> |
| <FONT color="green">326</FONT> // always to a '*'.<a name="line.326"></a> |
| <FONT color="green">327</FONT> while (patIdxStart != patIdxEnd && strIdxStart <= strIdxEnd) {<a name="line.327"></a> |
| <FONT color="green">328</FONT> int patIdxTmp = -1;<a name="line.328"></a> |
| <FONT color="green">329</FONT> for (int i = patIdxStart + 1; i <= patIdxEnd; i++) {<a name="line.329"></a> |
| <FONT color="green">330</FONT> if (patArr[i] == '*') {<a name="line.330"></a> |
| <FONT color="green">331</FONT> patIdxTmp = i;<a name="line.331"></a> |
| <FONT color="green">332</FONT> break;<a name="line.332"></a> |
| <FONT color="green">333</FONT> }<a name="line.333"></a> |
| <FONT color="green">334</FONT> }<a name="line.334"></a> |
| <FONT color="green">335</FONT> if (patIdxTmp == patIdxStart + 1) {<a name="line.335"></a> |
| <FONT color="green">336</FONT> // Two stars next to each other, skip the first one.<a name="line.336"></a> |
| <FONT color="green">337</FONT> patIdxStart++;<a name="line.337"></a> |
| <FONT color="green">338</FONT> continue;<a name="line.338"></a> |
| <FONT color="green">339</FONT> }<a name="line.339"></a> |
| <FONT color="green">340</FONT> // Find the pattern between padIdxStart & padIdxTmp in str between<a name="line.340"></a> |
| <FONT color="green">341</FONT> // strIdxStart & strIdxEnd<a name="line.341"></a> |
| <FONT color="green">342</FONT> int patLength = (patIdxTmp - patIdxStart - 1);<a name="line.342"></a> |
| <FONT color="green">343</FONT> int strLength = (strIdxEnd - strIdxStart + 1);<a name="line.343"></a> |
| <FONT color="green">344</FONT> int foundIdx = -1;<a name="line.344"></a> |
| <FONT color="green">345</FONT> strLoop:<a name="line.345"></a> |
| <FONT color="green">346</FONT> for (int i = 0; i <= strLength - patLength; i++) {<a name="line.346"></a> |
| <FONT color="green">347</FONT> for (int j = 0; j < patLength; j++) {<a name="line.347"></a> |
| <FONT color="green">348</FONT> ch = patArr[patIdxStart + j + 1];<a name="line.348"></a> |
| <FONT color="green">349</FONT> if (ch != '?') {<a name="line.349"></a> |
| <FONT color="green">350</FONT> if (ch != strArr[strIdxStart + i + j]) {<a name="line.350"></a> |
| <FONT color="green">351</FONT> continue strLoop;<a name="line.351"></a> |
| <FONT color="green">352</FONT> }<a name="line.352"></a> |
| <FONT color="green">353</FONT> }<a name="line.353"></a> |
| <FONT color="green">354</FONT> }<a name="line.354"></a> |
| <FONT color="green">355</FONT> <a name="line.355"></a> |
| <FONT color="green">356</FONT> foundIdx = strIdxStart + i;<a name="line.356"></a> |
| <FONT color="green">357</FONT> break;<a name="line.357"></a> |
| <FONT color="green">358</FONT> }<a name="line.358"></a> |
| <FONT color="green">359</FONT> <a name="line.359"></a> |
| <FONT color="green">360</FONT> if (foundIdx == -1) {<a name="line.360"></a> |
| <FONT color="green">361</FONT> return false;<a name="line.361"></a> |
| <FONT color="green">362</FONT> }<a name="line.362"></a> |
| <FONT color="green">363</FONT> <a name="line.363"></a> |
| <FONT color="green">364</FONT> patIdxStart = patIdxTmp;<a name="line.364"></a> |
| <FONT color="green">365</FONT> strIdxStart = foundIdx + patLength;<a name="line.365"></a> |
| <FONT color="green">366</FONT> }<a name="line.366"></a> |
| <FONT color="green">367</FONT> <a name="line.367"></a> |
| <FONT color="green">368</FONT> // All characters in the string are used. Check if only '*'s are left<a name="line.368"></a> |
| <FONT color="green">369</FONT> // in the pattern. If so, we succeeded. Otherwise failure.<a name="line.369"></a> |
| <FONT color="green">370</FONT> for (int i = patIdxStart; i <= patIdxEnd; i++) {<a name="line.370"></a> |
| <FONT color="green">371</FONT> if (patArr[i] != '*') {<a name="line.371"></a> |
| <FONT color="green">372</FONT> return false;<a name="line.372"></a> |
| <FONT color="green">373</FONT> }<a name="line.373"></a> |
| <FONT color="green">374</FONT> }<a name="line.374"></a> |
| <FONT color="green">375</FONT> <a name="line.375"></a> |
| <FONT color="green">376</FONT> return true;<a name="line.376"></a> |
| <FONT color="green">377</FONT> }<a name="line.377"></a> |
| <FONT color="green">378</FONT> <a name="line.378"></a> |
| <FONT color="green">379</FONT> /**<a name="line.379"></a> |
| <FONT color="green">380</FONT> * Given a pattern and a full path, determine the pattern-mapped part.<a name="line.380"></a> |
| <FONT color="green">381</FONT> * <p>For example:<a name="line.381"></a> |
| <FONT color="green">382</FONT> * <ul><a name="line.382"></a> |
| <FONT color="green">383</FONT> * <li>'<code>/docs/cvs/commit.html</code>' and '<code>/docs/cvs/commit.html</code> -> ''</li><a name="line.383"></a> |
| <FONT color="green">384</FONT> * <li>'<code>/docs/*</code>' and '<code>/docs/cvs/commit</code> -> '<code>cvs/commit</code>'</li><a name="line.384"></a> |
| <FONT color="green">385</FONT> * <li>'<code>/docs/cvs/*.html</code>' and '<code>/docs/cvs/commit.html</code> -> '<code>commit.html</code>'</li><a name="line.385"></a> |
| <FONT color="green">386</FONT> * <li>'<code>/docs/**</code>' and '<code>/docs/cvs/commit</code> -> '<code>cvs/commit</code>'</li><a name="line.386"></a> |
| <FONT color="green">387</FONT> * <li>'<code>/docs/**\/*.html</code>' and '<code>/docs/cvs/commit.html</code> -> '<code>cvs/commit.html</code>'</li><a name="line.387"></a> |
| <FONT color="green">388</FONT> * <li>'<code>/*.html</code>' and '<code>/docs/cvs/commit.html</code> -> '<code>docs/cvs/commit.html</code>'</li><a name="line.388"></a> |
| <FONT color="green">389</FONT> * <li>'<code>*.html</code>' and '<code>/docs/cvs/commit.html</code> -> '<code>/docs/cvs/commit.html</code>'</li><a name="line.389"></a> |
| <FONT color="green">390</FONT> * <li>'<code>*</code>' and '<code>/docs/cvs/commit.html</code> -> '<code>/docs/cvs/commit.html</code>'</li><a name="line.390"></a> |
| <FONT color="green">391</FONT> * </ul><a name="line.391"></a> |
| <FONT color="green">392</FONT> * <p>Assumes that {@link #match} returns <code>true</code> for '<code>pattern</code>'<a name="line.392"></a> |
| <FONT color="green">393</FONT> * and '<code>path</code>', but does <strong>not</strong> enforce this.<a name="line.393"></a> |
| <FONT color="green">394</FONT> */<a name="line.394"></a> |
| <FONT color="green">395</FONT> public String extractPathWithinPattern(String pattern, String path) {<a name="line.395"></a> |
| <FONT color="green">396</FONT> String[] patternParts = StringUtils.tokenizeToStringArray(pattern, this.pathSeparator);<a name="line.396"></a> |
| <FONT color="green">397</FONT> String[] pathParts = StringUtils.tokenizeToStringArray(path, this.pathSeparator);<a name="line.397"></a> |
| <FONT color="green">398</FONT> <a name="line.398"></a> |
| <FONT color="green">399</FONT> StringBuilder buffer = new StringBuilder();<a name="line.399"></a> |
| <FONT color="green">400</FONT> <a name="line.400"></a> |
| <FONT color="green">401</FONT> // Add any path parts that have a wildcarded pattern part.<a name="line.401"></a> |
| <FONT color="green">402</FONT> int puts = 0;<a name="line.402"></a> |
| <FONT color="green">403</FONT> for (int i = 0; i < patternParts.length; i++) {<a name="line.403"></a> |
| <FONT color="green">404</FONT> String patternPart = patternParts[i];<a name="line.404"></a> |
| <FONT color="green">405</FONT> if ((patternPart.indexOf('*') > -1 || patternPart.indexOf('?') > -1) && pathParts.length >= i + 1) {<a name="line.405"></a> |
| <FONT color="green">406</FONT> if (puts > 0 || (i == 0 && !pattern.startsWith(this.pathSeparator))) {<a name="line.406"></a> |
| <FONT color="green">407</FONT> buffer.append(this.pathSeparator);<a name="line.407"></a> |
| <FONT color="green">408</FONT> }<a name="line.408"></a> |
| <FONT color="green">409</FONT> buffer.append(pathParts[i]);<a name="line.409"></a> |
| <FONT color="green">410</FONT> puts++;<a name="line.410"></a> |
| <FONT color="green">411</FONT> }<a name="line.411"></a> |
| <FONT color="green">412</FONT> }<a name="line.412"></a> |
| <FONT color="green">413</FONT> <a name="line.413"></a> |
| <FONT color="green">414</FONT> // Append any trailing path parts.<a name="line.414"></a> |
| <FONT color="green">415</FONT> for (int i = patternParts.length; i < pathParts.length; i++) {<a name="line.415"></a> |
| <FONT color="green">416</FONT> if (puts > 0 || i > 0) {<a name="line.416"></a> |
| <FONT color="green">417</FONT> buffer.append(this.pathSeparator);<a name="line.417"></a> |
| <FONT color="green">418</FONT> }<a name="line.418"></a> |
| <FONT color="green">419</FONT> buffer.append(pathParts[i]);<a name="line.419"></a> |
| <FONT color="green">420</FONT> }<a name="line.420"></a> |
| <FONT color="green">421</FONT> <a name="line.421"></a> |
| <FONT color="green">422</FONT> return buffer.toString();<a name="line.422"></a> |
| <FONT color="green">423</FONT> }<a name="line.423"></a> |
| <FONT color="green">424</FONT> <a name="line.424"></a> |
| <FONT color="green">425</FONT> }<a name="line.425"></a> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </PRE> |
| </BODY> |
| </HTML> |
