allow script reading from stdin

git-svn-id: https://svn.code.sf.net/p/jode/code/trunk@1137 379699f6-c40d-0410-875b-85095c16579e

jode/jode/obfuscator/Main.java.in

@@ -28,6 +28,7 @@ import gnu.getopt.Getopt;
 import java.lang.reflect.Modifier;
 import java.io.PrintWriter;
 import java.io.FileReader;
+import java.io.InputStreamReader;
 import java.io.IOException;
 import @COLLECTIONS@.Collections;
 
@@ -151,8 +152,11 @@ public class Main {
 
 
 	try {
+	    String filename = params[g.getOptind()];
 	    ScriptParser parser = new ScriptParser
-		(new FileReader(params[g.getOptind()]));
+		(filename.equals("-") 
+		 ? new InputStreamReader(System.in)
+		 : new FileReader(filename));
 	    parser.parseOptions(bundle);
 	} catch (IOException ex) {
 	    GlobalOptions.err.println