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<FONT color="green">001</FONT> /*<a name="line.1"></a>
<FONT color="green">002</FONT> * Cobertura - http://cobertura.sourceforge.net/<a name="line.2"></a>
<FONT color="green">003</FONT> *<a name="line.3"></a>
<FONT color="green">004</FONT> * Copyright (C) 2007 Joakim Erdfelt<a name="line.4"></a>
<FONT color="green">005</FONT> *<a name="line.5"></a>
<FONT color="green">006</FONT> * Cobertura is free software; you can redistribute it and/or modify<a name="line.6"></a>
<FONT color="green">007</FONT> * it under the terms of the GNU General Public License as published<a name="line.7"></a>
<FONT color="green">008</FONT> * by the Free Software Foundation; either version 2 of the License,<a name="line.8"></a>
<FONT color="green">009</FONT> * or (at your option) any later version.<a name="line.9"></a>
<FONT color="green">010</FONT> *<a name="line.10"></a>
<FONT color="green">011</FONT> * Cobertura is distributed in the hope that it will be useful, but<a name="line.11"></a>
<FONT color="green">012</FONT> * WITHOUT ANY WARRANTY; without even the implied warranty of<a name="line.12"></a>
<FONT color="green">013</FONT> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU<a name="line.13"></a>
<FONT color="green">014</FONT> * General Public License for more details.<a name="line.14"></a>
<FONT color="green">015</FONT> *<a name="line.15"></a>
<FONT color="green">016</FONT> * You should have received a copy of the GNU General Public License<a name="line.16"></a>
<FONT color="green">017</FONT> * along with Cobertura; if not, write to the Free Software<a name="line.17"></a>
<FONT color="green">018</FONT> * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307<a name="line.18"></a>
<FONT color="green">019</FONT> * USA<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> package net.sourceforge.cobertura.util;<a name="line.22"></a>
<FONT color="green">023</FONT> <a name="line.23"></a>
<FONT color="green">024</FONT> import java.io.IOException;<a name="line.24"></a>
<FONT color="green">025</FONT> import java.io.InputStream;<a name="line.25"></a>
<FONT color="green">026</FONT> import java.net.URL;<a name="line.26"></a>
<FONT color="green">027</FONT> import java.util.Properties;<a name="line.27"></a>
<FONT color="green">028</FONT> <a name="line.28"></a>
<FONT color="green">029</FONT> /**<a name="line.29"></a>
<FONT color="green">030</FONT> * A Utility Class to load the configuration.<a name="line.30"></a>
<FONT color="green">031</FONT> * <a name="line.31"></a>
<FONT color="green">032</FONT> * Checks for values using the following hierarchy.<a name="line.32"></a>
<FONT color="green">033</FONT> * 1) System Property matching key.<a name="line.33"></a>
<FONT color="green">034</FONT> * 2) cobertura.properties Resource Property matching key.<a name="line.34"></a>
<FONT color="green">035</FONT> * 3) hardcoded default value<a name="line.35"></a>
<FONT color="green">036</FONT> * <a name="line.36"></a>
<FONT color="green">037</FONT> * @author Joakim Erdfelt<a name="line.37"></a>
<FONT color="green">038</FONT> */<a name="line.38"></a>
<FONT color="green">039</FONT> public class ConfigurationUtil<a name="line.39"></a>
<FONT color="green">040</FONT> {<a name="line.40"></a>
<FONT color="green">041</FONT> public static final String RESOURCE = "/cobertura.properties";<a name="line.41"></a>
<FONT color="green">042</FONT> <a name="line.42"></a>
<FONT color="green">043</FONT> private Properties props;<a name="line.43"></a>
<FONT color="green">044</FONT> <a name="line.44"></a>
<FONT color="green">045</FONT> public ConfigurationUtil()<a name="line.45"></a>
<FONT color="green">046</FONT> {<a name="line.46"></a>
<FONT color="green">047</FONT> init();<a name="line.47"></a>
<FONT color="green">048</FONT> }<a name="line.48"></a>
<FONT color="green">049</FONT> <a name="line.49"></a>
<FONT color="green">050</FONT> public void init()<a name="line.50"></a>
<FONT color="green">051</FONT> {<a name="line.51"></a>
<FONT color="green">052</FONT> props = new Properties();<a name="line.52"></a>
<FONT color="green">053</FONT> <a name="line.53"></a>
<FONT color="green">054</FONT> URL url = this.getClass().getResource( RESOURCE );<a name="line.54"></a>
<FONT color="green">055</FONT> if ( url == null )<a name="line.55"></a>
<FONT color="green">056</FONT> {<a name="line.56"></a>
<FONT color="green">057</FONT> DEBUG( "Unable to find configuration resource in classpath of name " + RESOURCE + ", using empty configuration." );<a name="line.57"></a>
<FONT color="green">058</FONT> return;<a name="line.58"></a>
<FONT color="green">059</FONT> }<a name="line.59"></a>
<FONT color="green">060</FONT> <a name="line.60"></a>
<FONT color="green">061</FONT> InputStream is = null;<a name="line.61"></a>
<FONT color="green">062</FONT> try<a name="line.62"></a>
<FONT color="green">063</FONT> {<a name="line.63"></a>
<FONT color="green">064</FONT> is = url.openStream();<a name="line.64"></a>
<FONT color="green">065</FONT> props.load( is );<a name="line.65"></a>
<FONT color="green">066</FONT> }<a name="line.66"></a>
<FONT color="green">067</FONT> catch ( IOException e )<a name="line.67"></a>
<FONT color="green">068</FONT> {<a name="line.68"></a>
<FONT color="green">069</FONT> System.err.println( "ERROR: Unable to load configuration resource " + RESOURCE + " - " + e.getMessage() );<a name="line.69"></a>
<FONT color="green">070</FONT> }<a name="line.70"></a>
<FONT color="green">071</FONT> finally<a name="line.71"></a>
<FONT color="green">072</FONT> {<a name="line.72"></a>
<FONT color="green">073</FONT> IOUtil.closeInputStream( is );<a name="line.73"></a>
<FONT color="green">074</FONT> }<a name="line.74"></a>
<FONT color="green">075</FONT> }<a name="line.75"></a>
<FONT color="green">076</FONT> <a name="line.76"></a>
<FONT color="green">077</FONT> public String getProperty( String key, String defvalue )<a name="line.77"></a>
<FONT color="green">078</FONT> {<a name="line.78"></a>
<FONT color="green">079</FONT> String value = System.getProperty( key );<a name="line.79"></a>
<FONT color="green">080</FONT> if ( value != null )<a name="line.80"></a>
<FONT color="green">081</FONT> {<a name="line.81"></a>
<FONT color="green">082</FONT> DEBUG("Using system property value [" + value + "] for key [" + key + "]");<a name="line.82"></a>
<FONT color="green">083</FONT> return value;<a name="line.83"></a>
<FONT color="green">084</FONT> }<a name="line.84"></a>
<FONT color="green">085</FONT> <a name="line.85"></a>
<FONT color="green">086</FONT> value = props.getProperty( key );<a name="line.86"></a>
<FONT color="green">087</FONT> if ( value != null )<a name="line.87"></a>
<FONT color="green">088</FONT> {<a name="line.88"></a>
<FONT color="green">089</FONT> DEBUG("Using cobertura.properties value [" + value + "] for key [" + key + "]");<a name="line.89"></a>
<FONT color="green">090</FONT> return value;<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> DEBUG("Using default value [" + defvalue + "] for key [" + key + "]");<a name="line.93"></a>
<FONT color="green">094</FONT> return defvalue;<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> public String getDatafile()<a name="line.97"></a>
<FONT color="green">098</FONT> {<a name="line.98"></a>
<FONT color="green">099</FONT> return getProperty( "net.sourceforge.cobertura.datafile", "cobertura.ser" );<a name="line.99"></a>
<FONT color="green">100</FONT> }<a name="line.100"></a>
<FONT color="green">101</FONT> <a name="line.101"></a>
<FONT color="green">102</FONT> /**<a name="line.102"></a>
<FONT color="green">103</FONT> * Poor mans debugging.<a name="line.103"></a>
<FONT color="green">104</FONT> * Intentionally didn't use log4j, as we dont want to introduce that dependency on instrumented files.<a name="line.104"></a>
<FONT color="green">105</FONT> */<a name="line.105"></a>
<FONT color="green">106</FONT> private void DEBUG(String msg)<a name="line.106"></a>
<FONT color="green">107</FONT> {<a name="line.107"></a>
<FONT color="green">108</FONT> if(false)<a name="line.108"></a>
<FONT color="green">109</FONT> {<a name="line.109"></a>
<FONT color="green">110</FONT> System.out.println("[Cobertura:ConfigurationUtil] " + msg);<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> }<a name="line.113"></a>
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