moved the code to remoting for better reuse.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@2292 71c3de6d-444a-0410-be80-ed276b4c234a

maven-agent/src/test/java/hudson/maven/agent/LaunchTest.java

@@ -2,6 +2,7 @@ package hudson.maven.agent;
 
 import hudson.remoting.Channel;
 import hudson.remoting.Launcher;
+import hudson.remoting.Which;
 import junit.framework.TestCase;
 import org.codehaus.classworlds.ClassWorld;
 
@@ -30,15 +31,15 @@ public class LaunchTest extends TestCase {
         //args.add("-Xrunjdwp:transport=dt_socket,server=y,address=8000");
 
         args.add("-cp");
-        args.add(toJarFile(Main.class)+File.pathSeparator+toJarFile(ClassWorld.class));
+        args.add(Which.jarFile(Main.class)+File.pathSeparator+Which.jarFile(ClassWorld.class));
         args.add(Main.class.getName());
 
         // M2_HOME
         args.add("c:\\development\\Java\\maven2");
         // remoting.jar
-        args.add(toJarFile(Launcher.class).getPath());
+        args.add(Which.jarFile(Launcher.class).getPath());
         // interceptor.jar
-        args.add(toJarFile(PluginManagerInterceptor.class).getPath());
+        args.add(Which.jarFile(PluginManagerInterceptor.class).getPath());
 
         System.out.println("Launching "+args);
 
@@ -65,60 +66,6 @@ public class LaunchTest extends TestCase {
         System.out.println("done");
     }
 
-    /**
-     * Finds the jar file that contains the class.
-     */
-    private File toJarFile(Class clazz) throws IOException, URISyntaxException {
-        String res = clazz.getClassLoader().getResource(clazz.getName().replace('.', '/') + ".class").toExternalForm();
-        if(res.startsWith("jar:")) {
-            res = res.substring(4,res.lastIndexOf('!')); // cut off jar: and the file name portion
-            return new File(decode(new URL(res).getPath()));
-        }
-
-        if(res.startsWith("file:")) {
-            // unpackaged classes
-            int n = clazz.getName().split("\\.").length; // how many slashes do wo need to cut?
-            for( ; n>0; n-- ) {
-                int idx = Math.max(res.lastIndexOf('/'), res.lastIndexOf('\\'));
-                res = res.substring(0,idx);
-            }
-
-            // won't work if res URL contains ' '
-            // return new File(new URI(null,new URL(res).toExternalForm(),null));
-            // won't work if res URL contains '%20'
-            // return new File(new URL(res).toURI());
-
-            return new File(decode(new URL(res).getPath()));
-        }
-
-        throw new IllegalArgumentException(res);
-    }
-
-    /**
-     * Decode '%HH'.
-     */
-    private static String decode(String s) {
-        ByteArrayOutputStream baos = new ByteArrayOutputStream();
-        for( int i=0; i<s.length();i++ ) {
-            char ch = s.charAt(i);
-            if(ch=='%') {
-                baos.write(hexToInt(s.charAt(i+1))*16 + hexToInt(s.charAt(i+2)));
-                i+=2;
-                continue;
-            }
-            baos.write(ch);
-        }
-        try {
-            return new String(baos.toByteArray(),"UTF-8");
-        } catch (UnsupportedEncodingException e) {
-            throw new Error(e); // impossible
-        }
-    }
-
-    private static int hexToInt(int ch) {
-        return Character.getNumericValue(ch);
-    }
-
     public static void copyStream(InputStream in, OutputStream out) throws IOException {
         byte[] buf = new byte[8192];
         int len;