Most Java developers and JavaScript developers understand that besides the four letters “J-A-V-A,” JavaScript and Java have very little in common other than some C-like heritage.

Final Debug Responds: It’s true that JavaScript isn’t as robust a language as Sun’s Java. It’s not supposed to generate standalone applications, only mini-applications that run swiftly and ...

Nevertheless, one way of implementing a JavaScript interpreter is to compile JavaScript into Java byte codes, which is what Rhino and Nashorn were designed to do.

The JavaScript programming language, developed by Netscape, Inc., is not part of the Java platform. JavaScript, does not create applets or stand-alone applications.

The javascript file contains a method addToViewer (theUrl), I need to get the variable 'url' from the servlet into this method.

To call Nashorn JavaScript from a Java 8 program, you basically need to make a new ScriptEngineManager instance and use that ScriptEngineManager to load the Nashorn script engine by name.