try {
// Should be a string passed
if (!args[0] instanceof String) {
// no good, return null
return null;
} // endif
// passed string
String Begin = (String) args[0];
// do the processing here
...
// form return value
String S = "#Demo1: " + "Other values
developed in processing";
return (Object)S;
} // end-try
catch (java.lang.Throwable e) {
e.printStackTrace(System.out);
throw e;
} // end-catch