//Get a session object
//build argument list
IDFList args = new DfList();
args.appendString("METHOD");
args.appendString("TRACE_LAUNCH");
args.apendString("ARGUMENTS"); //pass three command line arguments
//build the type list
argsType.appendString("S");
argsType.appendString("B");
argsType.appendString(S");
//build the value list
IDfList argsVal = new DfList();
argsVal.appendString("T");
argsVal.appendString("FirstArgument SecondArgument ThirdArgument");
//Execute the method
dfSession.apply(null,"DO_METHOD", args, argsType, argsVal);