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<FONT color="green">001</FONT> // Copyright (C) 2004-2006 Ferdinand Prantl <prantl@host.sk><a name="line.1"></a>
<FONT color="green">002</FONT> // All rights reserved.<a name="line.2"></a>
<FONT color="green">003</FONT> //<a name="line.3"></a>
<FONT color="green">004</FONT> // This library is free software; you can redistribute it and/or<a name="line.4"></a>
<FONT color="green">005</FONT> // modify it under the terms of the GNU Library General Public<a name="line.5"></a>
<FONT color="green">006</FONT> // License as published by the Free Software Foundation; either<a name="line.6"></a>
<FONT color="green">007</FONT> // version 2 of the License, or (at your option) any later version.<a name="line.7"></a>
<FONT color="green">008</FONT> //<a name="line.8"></a>
<FONT color="green">009</FONT> // This library is distributed in the hope that it will be useful,<a name="line.9"></a>
<FONT color="green">010</FONT> // but WITHOUT ANY WARRANTY; without even the implied warranty of<a name="line.10"></a>
<FONT color="green">011</FONT> // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the<a name="line.11"></a>
<FONT color="green">012</FONT> // GNU Library General Public License for more details.<a name="line.12"></a>
<FONT color="green">013</FONT> //<a name="line.13"></a>
<FONT color="green">014</FONT> // You should have received a copy of the GNU Library General<a name="line.14"></a>
<FONT color="green">015</FONT> // Public License along with this library; if not, write to the<a name="line.15"></a>
<FONT color="green">016</FONT> // Free Software Foundation, Inc., 59 Temple Place - Suite 330,<a name="line.16"></a>
<FONT color="green">017</FONT> // Boston, MA 02111-1307, USA.<a name="line.17"></a>
<FONT color="green">018</FONT> //<a name="line.18"></a>
<FONT color="green">019</FONT> // See http://prantl.host.sk/jarin or http://jarin.sourceforge.net<a name="line.19"></a>
<FONT color="green">020</FONT> // for the most recent version and more information.<a name="line.20"></a>
<FONT color="green">021</FONT> <a name="line.21"></a>
<FONT color="green">022</FONT> package sk.host.prantl.jarek;<a name="line.22"></a>
<FONT color="green">023</FONT> <a name="line.23"></a>
<FONT color="green">024</FONT> /**<a name="line.24"></a>
<FONT color="green">025</FONT> * Base class with the common type identifier and signature conversion functionality for<a name="line.25"></a>
<FONT color="green">026</FONT> * the classes Analyzer and Extractor.<a name="line.26"></a>
<FONT color="green">027</FONT> */<a name="line.27"></a>
<FONT color="green">028</FONT> public class Processor {<a name="line.28"></a>
<FONT color="green">029</FONT> <a name="line.29"></a>
<FONT color="green">030</FONT> // ensure usage only as a parent class<a name="line.30"></a>
<FONT color="green">031</FONT> protected Processor() {<a name="line.31"></a>
<FONT color="green">032</FONT> }<a name="line.32"></a>
<FONT color="green">033</FONT> <a name="line.33"></a>
<FONT color="green">034</FONT> /**<a name="line.34"></a>
<FONT color="green">035</FONT> * Creates a global class from a nested one by removing the dollar signs ($) from it.<a name="line.35"></a>
<FONT color="green">036</FONT> * <a name="line.36"></a>
<FONT color="green">037</FONT> * @param name<a name="line.37"></a>
<FONT color="green">038</FONT> * name of the native type to convert<a name="line.38"></a>
<FONT color="green">039</FONT> * @return converted name of the global type<a name="line.39"></a>
<FONT color="green">040</FONT> */<a name="line.40"></a>
<FONT color="green">041</FONT> public static String translateName(String name) {<a name="line.41"></a>
<FONT color="green">042</FONT> // remove the dollar signs ($) as long as any is present<a name="line.42"></a>
<FONT color="green">043</FONT> for (int i = name.indexOf('$'); i >= 0; i = name.indexOf('$', i))<a name="line.43"></a>
<FONT color="green">044</FONT> name = name.substring(0, i) + name.substring(i + 1);<a name="line.44"></a>
<FONT color="green">045</FONT> return name;<a name="line.45"></a>
<FONT color="green">046</FONT> }<a name="line.46"></a>
<FONT color="green">047</FONT> <a name="line.47"></a>
<FONT color="green">048</FONT> /**<a name="line.48"></a>
<FONT color="green">049</FONT> * Creates the JNI type representation of the type.<a name="line.49"></a>
<FONT color="green">050</FONT> * <a name="line.50"></a>
<FONT color="green">051</FONT> * @param type<a name="line.51"></a>
<FONT color="green">052</FONT> * type to create JNI signature of<a name="line.52"></a>
<FONT color="green">053</FONT> * @return JNI type signature<a name="line.53"></a>
<FONT color="green">054</FONT> */<a name="line.54"></a>
<FONT color="green">055</FONT> public static String translateType(Class type) {<a name="line.55"></a>
<FONT color="green">056</FONT> // get the class name to create a JNI type representation from it<a name="line.56"></a>
<FONT color="green">057</FONT> String name = type.getName();<a name="line.57"></a>
<FONT color="green">058</FONT> // skip arrays, which are alwys so, already converted complex types<a name="line.58"></a>
<FONT color="green">059</FONT> // and already converted primitive types and return the result immediately<a name="line.59"></a>
<FONT color="green">060</FONT> if (name.startsWith("[") || name.startsWith("L") || name.length() == 1)<a name="line.60"></a>
<FONT color="green">061</FONT> return name;<a name="line.61"></a>
<FONT color="green">062</FONT> // convert the primitive types<a name="line.62"></a>
<FONT color="green">063</FONT> if (name.equals("boolean"))<a name="line.63"></a>
<FONT color="green">064</FONT> return "Z";<a name="line.64"></a>
<FONT color="green">065</FONT> if (name.equals("byte"))<a name="line.65"></a>
<FONT color="green">066</FONT> return "B";<a name="line.66"></a>
<FONT color="green">067</FONT> if (name.equals("char"))<a name="line.67"></a>
<FONT color="green">068</FONT> return "C";<a name="line.68"></a>
<FONT color="green">069</FONT> if (name.equals("short"))<a name="line.69"></a>
<FONT color="green">070</FONT> return "S";<a name="line.70"></a>
<FONT color="green">071</FONT> if (name.equals("int"))<a name="line.71"></a>
<FONT color="green">072</FONT> return "I";<a name="line.72"></a>
<FONT color="green">073</FONT> if (name.equals("long"))<a name="line.73"></a>
<FONT color="green">074</FONT> return "J";<a name="line.74"></a>
<FONT color="green">075</FONT> if (name.equals("float"))<a name="line.75"></a>
<FONT color="green">076</FONT> return "F";<a name="line.76"></a>
<FONT color="green">077</FONT> if (name.equals("double"))<a name="line.77"></a>
<FONT color="green">078</FONT> return "D";<a name="line.78"></a>
<FONT color="green">079</FONT> // convert the complex types<a name="line.79"></a>
<FONT color="green">080</FONT> return "L" + name + ";";<a name="line.80"></a>
<FONT color="green">081</FONT> }<a name="line.81"></a>
<FONT color="green">082</FONT> <a name="line.82"></a>
<FONT color="green">083</FONT> /**<a name="line.83"></a>
<FONT color="green">084</FONT> * Creates the JNI type representation of the method.<a name="line.84"></a>
<FONT color="green">085</FONT> * <a name="line.85"></a>
<FONT color="green">086</FONT> * @param parameters<a name="line.86"></a>
<FONT color="green">087</FONT> * parameters of the method to create JNI signature of<a name="line.87"></a>
<FONT color="green">088</FONT> * @param result<a name="line.88"></a>
<FONT color="green">089</FONT> * result type of the method to create JNI signature of<a name="line.89"></a>
<FONT color="green">090</FONT> * @return JNI member signature<a name="line.90"></a>
<FONT color="green">091</FONT> */<a name="line.91"></a>
<FONT color="green">092</FONT> public static String translateParameters(Class[] parameters, Class result) {<a name="line.92"></a>
<FONT color="green">093</FONT> // create a JNI type representation for a method: (parameters)result<a name="line.93"></a>
<FONT color="green">094</FONT> StringBuffer buffer = new StringBuffer();<a name="line.94"></a>
<FONT color="green">095</FONT> buffer.append('(');<a name="line.95"></a>
<FONT color="green">096</FONT> for (int i = 0; i < parameters.length; ++i)<a name="line.96"></a>
<FONT color="green">097</FONT> buffer.append(translateType(parameters[i]));<a name="line.97"></a>
<FONT color="green">098</FONT> buffer.append(')');<a name="line.98"></a>
<FONT color="green">099</FONT> if (result != null && !result.equals(void.class))<a name="line.99"></a>
<FONT color="green">100</FONT> buffer.append(translateType(result));<a name="line.100"></a>
<FONT color="green">101</FONT> else<a name="line.101"></a>
<FONT color="green">102</FONT> buffer.append('V');<a name="line.102"></a>
<FONT color="green">103</FONT> return buffer.toString();<a name="line.103"></a>
<FONT color="green">104</FONT> }<a name="line.104"></a>
<FONT color="green">105</FONT> <a name="line.105"></a>
<FONT color="green">106</FONT> /**<a name="line.106"></a>
<FONT color="green">107</FONT> * Creates the JNI type representation of the constructor.<a name="line.107"></a>
<FONT color="green">108</FONT> * <a name="line.108"></a>
<FONT color="green">109</FONT> * @param parameters<a name="line.109"></a>
<FONT color="green">110</FONT> * parameters of the constructor to create JNI signature of<a name="line.110"></a>
<FONT color="green">111</FONT> * @return JNI member signature<a name="line.111"></a>
<FONT color="green">112</FONT> */<a name="line.112"></a>
<FONT color="green">113</FONT> public static String translateParameters(Class[] parameters) {<a name="line.113"></a>
<FONT color="green">114</FONT> // create a JNI type representation for a constructor: (parameters)V<a name="line.114"></a>
<FONT color="green">115</FONT> StringBuffer buffer = new StringBuffer();<a name="line.115"></a>
<FONT color="green">116</FONT> buffer.append('(');<a name="line.116"></a>
<FONT color="green">117</FONT> for (int i = 0; i < parameters.length; ++i)<a name="line.117"></a>
<FONT color="green">118</FONT> buffer.append(translateType(parameters[i]));<a name="line.118"></a>
<FONT color="green">119</FONT> buffer.append(")V");<a name="line.119"></a>
<FONT color="green">120</FONT> return buffer.toString();<a name="line.120"></a>
<FONT color="green">121</FONT> }<a name="line.121"></a>
<FONT color="green">122</FONT> <a name="line.122"></a>
<FONT color="green">123</FONT> }<a name="line.123"></a>
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