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<pre><span class="sourceLineNo">001</span>/* ***** BEGIN LICENSE BLOCK *****<a name="line.1"></a>
<span class="sourceLineNo">002</span> * Version: MPL 1.1/GPL 2.0/LGPL 2.1<a name="line.2"></a>
<span class="sourceLineNo">003</span> *<a name="line.3"></a>
<span class="sourceLineNo">004</span> * The contents of this file are subject to the Mozilla Public License Version<a name="line.4"></a>
<span class="sourceLineNo">005</span> * 1.1 (the "License"); you may not use this file except in compliance with<a name="line.5"></a>
<span class="sourceLineNo">006</span> * the License. You may obtain a copy of the License at<a name="line.6"></a>
<span class="sourceLineNo">007</span> * http://www.mozilla.org/MPL/<a name="line.7"></a>
<span class="sourceLineNo">008</span> *<a name="line.8"></a>
<span class="sourceLineNo">009</span> * Software distributed under the License is distributed on an "AS IS" basis,<a name="line.9"></a>
<span class="sourceLineNo">010</span> * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License<a name="line.10"></a>
<span class="sourceLineNo">011</span> * for the specific language governing rights and limitations under the<a name="line.11"></a>
<span class="sourceLineNo">012</span> * License.<a name="line.12"></a>
<span class="sourceLineNo">013</span> *<a name="line.13"></a>
<span class="sourceLineNo">014</span> * The Original Code is the reusable ccl java library<a name="line.14"></a>
<span class="sourceLineNo">015</span> * (http://www.kclee.com/clemens/java/ccl/).<a name="line.15"></a>
<span class="sourceLineNo">016</span> *<a name="line.16"></a>
<span class="sourceLineNo">017</span> * The Initial Developer of the Original Code is<a name="line.17"></a>
<span class="sourceLineNo">018</span> * Chr. Clemens Lee.<a name="line.18"></a>
<span class="sourceLineNo">019</span> * Portions created by Chr. Clemens Lee are Copyright (C) 2002<a name="line.19"></a>
<span class="sourceLineNo">020</span> * Chr. Clemens Lee. All Rights Reserved.<a name="line.20"></a>
<span class="sourceLineNo">021</span> *<a name="line.21"></a>
<span class="sourceLineNo">022</span> * Contributor(s): Chr. Clemens Lee <clemens@kclee.com><a name="line.22"></a>
<span class="sourceLineNo">023</span> *<a name="line.23"></a>
<span class="sourceLineNo">024</span> * Alternatively, the contents of this file may be used under the terms of<a name="line.24"></a>
<span class="sourceLineNo">025</span> * either the GNU General Public License Version 2 or later (the "GPL"), or<a name="line.25"></a>
<span class="sourceLineNo">026</span> * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),<a name="line.26"></a>
<span class="sourceLineNo">027</span> * in which case the provisions of the GPL or the LGPL are applicable instead<a name="line.27"></a>
<span class="sourceLineNo">028</span> * of those above. If you wish to allow use of your version of this file only<a name="line.28"></a>
<span class="sourceLineNo">029</span> * under the terms of either the GPL or the LGPL, and not to allow others to<a name="line.29"></a>
<span class="sourceLineNo">030</span> * use your version of this file under the terms of the MPL, indicate your<a name="line.30"></a>
<span class="sourceLineNo">031</span> * decision by deleting the provisions above and replace them with the notice<a name="line.31"></a>
<span class="sourceLineNo">032</span> * and other provisions required by the GPL or the LGPL. If you do not delete<a name="line.32"></a>
<span class="sourceLineNo">033</span> * the provisions above, a recipient may use your version of this file under<a name="line.33"></a>
<span class="sourceLineNo">034</span> * the terms of any one of the MPL, the GPL or the LGPL.<a name="line.34"></a>
<span class="sourceLineNo">035</span> *<a name="line.35"></a>
<span class="sourceLineNo">036</span> * ***** END LICENSE BLOCK ***** */<a name="line.36"></a>
<span class="sourceLineNo">037</span><a name="line.37"></a>
<span class="sourceLineNo">038</span>package net.sourceforge.cobertura.javancss.ccl;<a name="line.38"></a>
<span class="sourceLineNo">039</span><a name="line.39"></a>
<span class="sourceLineNo">040</span>import java.io.BufferedReader;<a name="line.40"></a>
<span class="sourceLineNo">041</span>import java.io.File;<a name="line.41"></a>
<span class="sourceLineNo">042</span>import java.io.FileNotFoundException;<a name="line.42"></a>
<span class="sourceLineNo">043</span>import java.io.FileReader;<a name="line.43"></a>
<span class="sourceLineNo">044</span>import java.io.IOException;<a name="line.44"></a>
<span class="sourceLineNo">045</span><a name="line.45"></a>
<span class="sourceLineNo">046</span>/**<a name="line.46"></a>
<span class="sourceLineNo">047</span> * Utility class for file operations.<p><a name="line.47"></a>
<span class="sourceLineNo">048</span> *<a name="line.48"></a>
<span class="sourceLineNo">049</span> * Simple but most commonly used methods of this class are:<br><a name="line.49"></a>
<span class="sourceLineNo">050</span> * - {@link #readFile(java.lang.String) readFile}<br><a name="line.50"></a>
<span class="sourceLineNo">051</span> * - {@link #concatPath(java.lang.String, java.lang.String) concatPath}<br><a name="line.51"></a>
<span class="sourceLineNo">052</span> *<a name="line.52"></a>
<span class="sourceLineNo">053</span> * Other less frequently used but still handy methods are:<br><a name="line.53"></a>
<span class="sourceLineNo">054</span> * - {@link #normalizeFileName(java.lang.String) normalizeFileName} to take the current user directory into account via the 'user.dir' system property<br><a name="line.54"></a>
<span class="sourceLineNo">055</span> *<a name="line.55"></a>
<span class="sourceLineNo">056</span> * @version $Id: FileUtil.java 384 2006-03-17 20:10:49Z thekingant $<a name="line.56"></a>
<span class="sourceLineNo">057</span> * @author <a href="http://www.kclee.com/clemens/"><a name="line.57"></a>
<span class="sourceLineNo">058</span> * Chr. Clemens Lee</a><a name="line.58"></a>
<span class="sourceLineNo">059</span> * &lt;<a href="mailto:clemens@kclee.com"><a name="line.59"></a>
<span class="sourceLineNo">060</span> * clemens@kclee.com<a name="line.60"></a>
<span class="sourceLineNo">061</span> * </a>><a name="line.61"></a>
<span class="sourceLineNo">062</span> */<a name="line.62"></a>
<span class="sourceLineNo">063</span>/*<a name="line.63"></a>
<span class="sourceLineNo">064</span> * cobertura - this file was moved from net.sourceforge.cobertura.javancss package.<a name="line.64"></a>
<span class="sourceLineNo">065</span> * Mark Doliner apparently got the source from somewhere, but it is not available now.<a name="line.65"></a>
<span class="sourceLineNo">066</span> */<a name="line.66"></a>
<span class="sourceLineNo">067</span>public class FileUtil<a name="line.67"></a>
<span class="sourceLineNo">068</span>{<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> * Utility class which should never instanciate itself.<a name="line.71"></a>
<span class="sourceLineNo">072</span> */<a name="line.72"></a>
<span class="sourceLineNo">073</span> private FileUtil()<a name="line.73"></a>
<span class="sourceLineNo">074</span> {<a name="line.74"></a>
<span class="sourceLineNo">075</span> super();<a name="line.75"></a>
<span class="sourceLineNo">076</span> }<a name="line.76"></a>
<span class="sourceLineNo">077</span><a name="line.77"></a>
<span class="sourceLineNo">078</span> /**<a name="line.78"></a>
<span class="sourceLineNo">079</span> * Concatenates a file path with the file name. If <a name="line.79"></a>
<span class="sourceLineNo">080</span> * necessary it adds a File.separator between the path<a name="line.80"></a>
<span class="sourceLineNo">081</span> * and file name. For example "/home" or "/home/" and "clemens" both<a name="line.81"></a>
<span class="sourceLineNo">082</span> * become "/home/clemens".<p><a name="line.82"></a>
<span class="sourceLineNo">083</span> *<a name="line.83"></a>
<span class="sourceLineNo">084</span> * This method is inspired from the FrIJDE project out<a name="line.84"></a>
<span class="sourceLineNo">085</span> * of the gCollins.File.FileTools class.<p><a name="line.85"></a>
<span class="sourceLineNo">086</span> *<a name="line.86"></a>
<span class="sourceLineNo">087</span> * FrIJDE Homepage:<a name="line.87"></a>
<span class="sourceLineNo">088</span> * http://amber.wpi.edu/~thethe/Document/Besiex/Java/FrIJDE/<a name="line.88"></a>
<span class="sourceLineNo">089</span> *<a name="line.89"></a>
<span class="sourceLineNo">090</span> * @param sPath_ a directory path. Is not allowed to be null.<a name="line.90"></a>
<span class="sourceLineNo">091</span> * @param sFile_ the base name of a file.<a name="line.91"></a>
<span class="sourceLineNo">092</span> *<a name="line.92"></a>
<span class="sourceLineNo">093</span> * @return sPath_ if sFile_ is empty.<a name="line.93"></a>
<span class="sourceLineNo">094</span> */<a name="line.94"></a>
<span class="sourceLineNo">095</span> public static String concatPath(String sPath_, String sFile_)<a name="line.95"></a>
<span class="sourceLineNo">096</span> {<a name="line.96"></a>
<span class="sourceLineNo">097</span> Util.panicIf(sPath_ == null);<a name="line.97"></a>
<span class="sourceLineNo">098</span> //System.out.println("ccl.util.FileUtil.concatPath(..).sPath_: --->" + sPath_ + "<---");<a name="line.98"></a>
<span class="sourceLineNo">099</span> //System.out.println("ccl.util.FileUtil.concatPath(..).sFile_: " + sFile_);<a name="line.99"></a>
<span class="sourceLineNo">100</span><a name="line.100"></a>
<span class="sourceLineNo">101</span> String sRetVal = sPath_;<a name="line.101"></a>
<span class="sourceLineNo">102</span><a name="line.102"></a>
<span class="sourceLineNo">103</span> if (!Util.isEmpty(sFile_))<a name="line.103"></a>
<span class="sourceLineNo">104</span> {<a name="line.104"></a>
<span class="sourceLineNo">105</span> if (sPath_.length() > 0 && !sPath_.endsWith(File.separator))<a name="line.105"></a>
<span class="sourceLineNo">106</span> {<a name="line.106"></a>
<span class="sourceLineNo">107</span> sRetVal += File.separator;<a name="line.107"></a>
<span class="sourceLineNo">108</span> }<a name="line.108"></a>
<span class="sourceLineNo">109</span><a name="line.109"></a>
<span class="sourceLineNo">110</span> sRetVal += sFile_;<a name="line.110"></a>
<span class="sourceLineNo">111</span> }<a name="line.111"></a>
<span class="sourceLineNo">112</span><a name="line.112"></a>
<span class="sourceLineNo">113</span> return sRetVal;<a name="line.113"></a>
<span class="sourceLineNo">114</span> }<a name="line.114"></a>
<span class="sourceLineNo">115</span><a name="line.115"></a>
<span class="sourceLineNo">116</span> /**<a name="line.116"></a>
<span class="sourceLineNo">117</span> * Reads a File and returns the content in a String.<a name="line.117"></a>
<span class="sourceLineNo">118</span> * CRLF -> LF conversion takes place. This is a convenience method so you don't<a name="line.118"></a>
<span class="sourceLineNo">119</span> * need to bother creating a file reader object and closing it after it has<a name="line.119"></a>
<span class="sourceLineNo">120</span> * been used.<a name="line.120"></a>
<span class="sourceLineNo">121</span> *<a name="line.121"></a>
<span class="sourceLineNo">122</span> * @param sFileName_ the name of the file to read.<a name="line.122"></a>
<span class="sourceLineNo">123</span> *<a name="line.123"></a>
<span class="sourceLineNo">124</span> * @return a string with the content of the file but without <a name="line.124"></a>
<span class="sourceLineNo">125</span> * any CR characters.<a name="line.125"></a>
<span class="sourceLineNo">126</span> *<a name="line.126"></a>
<span class="sourceLineNo">127</span> * @throws FileNotFoundException if file does not exist.<a name="line.127"></a>
<span class="sourceLineNo">128</span> * @throws IOException if any file operation fails.<a name="line.128"></a>
<span class="sourceLineNo">129</span> */<a name="line.129"></a>
<span class="sourceLineNo">130</span> public static String readFile(String sFileName_) throws IOException, FileNotFoundException<a name="line.130"></a>
<span class="sourceLineNo">131</span> {<a name="line.131"></a>
<span class="sourceLineNo">132</span> StringBuffer sFileContent = new StringBuffer(100000);<a name="line.132"></a>
<span class="sourceLineNo">133</span><a name="line.133"></a>
<span class="sourceLineNo">134</span> try<a name="line.134"></a>
<span class="sourceLineNo">135</span> {<a name="line.135"></a>
<span class="sourceLineNo">136</span> FileReader frIni = new FileReader(sFileName_);<a name="line.136"></a>
<span class="sourceLineNo">137</span> if (frIni != null)<a name="line.137"></a>
<span class="sourceLineNo">138</span> {<a name="line.138"></a>
<span class="sourceLineNo">139</span> BufferedReader brIni = new BufferedReader(frIni);<a name="line.139"></a>
<span class="sourceLineNo">140</span> if (brIni != null)<a name="line.140"></a>
<span class="sourceLineNo">141</span> {<a name="line.141"></a>
<span class="sourceLineNo">142</span> while (brIni.ready())<a name="line.142"></a>
<span class="sourceLineNo">143</span> {<a name="line.143"></a>
<span class="sourceLineNo">144</span> String sLine = brIni.readLine();<a name="line.144"></a>
<span class="sourceLineNo">145</span> if (sLine == null)<a name="line.145"></a>
<span class="sourceLineNo">146</span> {<a name="line.146"></a>
<span class="sourceLineNo">147</span> break;<a name="line.147"></a>
<span class="sourceLineNo">148</span> }<a name="line.148"></a>
<span class="sourceLineNo">149</span> sFileContent.append(sLine).append('\n');<a name="line.149"></a>
<span class="sourceLineNo">150</span> }<a name="line.150"></a>
<span class="sourceLineNo">151</span> brIni.close();<a name="line.151"></a>
<span class="sourceLineNo">152</span> }<a name="line.152"></a>
<span class="sourceLineNo">153</span> frIni.close();<a name="line.153"></a>
<span class="sourceLineNo">154</span> }<a name="line.154"></a>
<span class="sourceLineNo">155</span> }<a name="line.155"></a>
<span class="sourceLineNo">156</span> catch (FileNotFoundException fileNotFoundException)<a name="line.156"></a>
<span class="sourceLineNo">157</span> {<a name="line.157"></a>
<span class="sourceLineNo">158</span> throw new FileNotFoundException("No such file: '" + sFileName_ + "'");<a name="line.158"></a>
<span class="sourceLineNo">159</span> }<a name="line.159"></a>
<span class="sourceLineNo">160</span><a name="line.160"></a>
<span class="sourceLineNo">161</span> return sFileContent.toString();<a name="line.161"></a>
<span class="sourceLineNo">162</span> }<a name="line.162"></a>
<span class="sourceLineNo">163</span><a name="line.163"></a>
<span class="sourceLineNo">164</span> /**<a name="line.164"></a>
<span class="sourceLineNo">165</span> * @return It's the canonical path of sFileName_.<a name="line.165"></a>
<span class="sourceLineNo">166</span> */<a name="line.166"></a>
<span class="sourceLineNo">167</span> public static String getAbsoluteFileName(String sFileName_)<a name="line.167"></a>
<span class="sourceLineNo">168</span> {<a name="line.168"></a>
<span class="sourceLineNo">169</span> String sRetVal = null;<a name="line.169"></a>
<span class="sourceLineNo">170</span><a name="line.170"></a>
<span class="sourceLineNo">171</span> try<a name="line.171"></a>
<span class="sourceLineNo">172</span> {<a name="line.172"></a>
<span class="sourceLineNo">173</span> File pFile = new File(sFileName_);<a name="line.173"></a>
<span class="sourceLineNo">174</span> sRetVal = pFile.getCanonicalPath();<a name="line.174"></a>
<span class="sourceLineNo">175</span> }<a name="line.175"></a>
<span class="sourceLineNo">176</span> catch (Exception e)<a name="line.176"></a>
<span class="sourceLineNo">177</span> {<a name="line.177"></a>
<span class="sourceLineNo">178</span> return null;<a name="line.178"></a>
<span class="sourceLineNo">179</span> }<a name="line.179"></a>
<span class="sourceLineNo">180</span><a name="line.180"></a>
<span class="sourceLineNo">181</span> return sRetVal;<a name="line.181"></a>
<span class="sourceLineNo">182</span> }<a name="line.182"></a>
<span class="sourceLineNo">183</span><a name="line.183"></a>
<span class="sourceLineNo">184</span> /**<a name="line.184"></a>
<span class="sourceLineNo">185</span> * This method returns an absolute (canonical)<a name="line.185"></a>
<span class="sourceLineNo">186</span> * file name. The difference to getAbsoluteFileName<a name="line.186"></a>
<span class="sourceLineNo">187</span> * is that this method uses the system property<a name="line.187"></a>
<span class="sourceLineNo">188</span> * "user.dir" instead of the native system's current <a name="line.188"></a>
<span class="sourceLineNo">189</span> * directory. This way you get a chance of changing<a name="line.189"></a>
<span class="sourceLineNo">190</span> * the current directory inside Java and let your <a name="line.190"></a>
<span class="sourceLineNo">191</span> * program reflect that change.<a name="line.191"></a>
<span class="sourceLineNo">192</span> */<a name="line.192"></a>
<span class="sourceLineNo">193</span> public static String normalizeFileName(String sFile)<a name="line.193"></a>
<span class="sourceLineNo">194</span> {<a name="line.194"></a>
<span class="sourceLineNo">195</span> return normalizeFileName(sFile, (String)System.getProperties().get("user.dir"));<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> /**<a name="line.198"></a>
<span class="sourceLineNo">199</span> * This method returns an absolute (canonical)<a name="line.199"></a>
<span class="sourceLineNo">200</span> * file name. The difference to getAbsoluteFileName<a name="line.200"></a>
<span class="sourceLineNo">201</span> * is that this method uses the system property<a name="line.201"></a>
<span class="sourceLineNo">202</span> * sUserDir instead of the native system's current <a name="line.202"></a>
<span class="sourceLineNo">203</span> * directory. This way you get a chance of changing<a name="line.203"></a>
<span class="sourceLineNo">204</span> * the current directory inside Java and let your <a name="line.204"></a>
<span class="sourceLineNo">205</span> * program reflect that change.<a name="line.205"></a>
<span class="sourceLineNo">206</span> */<a name="line.206"></a>
<span class="sourceLineNo">207</span> private static String normalizeFileName(String sFile, String sUserDir)<a name="line.207"></a>
<span class="sourceLineNo">208</span> {<a name="line.208"></a>
<span class="sourceLineNo">209</span> sFile = sFile.trim();<a name="line.209"></a>
<span class="sourceLineNo">210</span> if (Util.isEmpty(sFile) || sFile.equals("."))<a name="line.210"></a>
<span class="sourceLineNo">211</span> {<a name="line.211"></a>
<span class="sourceLineNo">212</span> sFile = sUserDir;<a name="line.212"></a>
<span class="sourceLineNo">213</span> }<a name="line.213"></a>
<span class="sourceLineNo">214</span> else if (!FileUtil.isAbsolute(sFile))<a name="line.214"></a>
<span class="sourceLineNo">215</span> {<a name="line.215"></a>
<span class="sourceLineNo">216</span> sFile = FileUtil.concatPath(sUserDir, sFile);<a name="line.216"></a>
<span class="sourceLineNo">217</span> }<a name="line.217"></a>
<span class="sourceLineNo">218</span> sFile = FileUtil.getAbsoluteFileName(sFile);<a name="line.218"></a>
<span class="sourceLineNo">219</span><a name="line.219"></a>
<span class="sourceLineNo">220</span> return sFile;<a name="line.220"></a>
<span class="sourceLineNo">221</span> }<a name="line.221"></a>
<span class="sourceLineNo">222</span><a name="line.222"></a>
<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
<span class="sourceLineNo">224</span> * Tests if the file represented by this File object is an absolute <a name="line.224"></a>
<span class="sourceLineNo">225</span> * pathname. The definition of an absolute pathname is system<a name="line.225"></a>
<span class="sourceLineNo">226</span> * dependent. For example, on UNIX, a pathname is absolute if its first<a name="line.226"></a>
<span class="sourceLineNo">227</span> * character is the separator character. On Windows<a name="line.227"></a>
<span class="sourceLineNo">228</span> * platforms, a pathname is absolute if its first character is an <a name="line.228"></a>
<span class="sourceLineNo">229</span> * ASCII '\' or '/', or if it begins with a letter followed by a colon. <a name="line.229"></a>
<span class="sourceLineNo">230</span> */<a name="line.230"></a>
<span class="sourceLineNo">231</span> private static boolean isAbsolute(String sFileName_)<a name="line.231"></a>
<span class="sourceLineNo">232</span> {<a name="line.232"></a>
<span class="sourceLineNo">233</span> return new File(sFileName_).isAbsolute();<a name="line.233"></a>
<span class="sourceLineNo">234</span> }<a name="line.234"></a>
<span class="sourceLineNo">235</span><a name="line.235"></a>
<span class="sourceLineNo">236</span>}<a name="line.236"></a>
</pre>
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