// Obtain an instance of JavaScript engine
ScriptEngineManager manager = new ScriptEngineManager();
ScriptEngine engine = manager.getEngineByName("nashorn");
// Execute an hardcoded script
try {
engine.eval("print('Hello Nashorn!');");
} catch (ScriptException ex) {
// This is the generic Exception subclass for the Scripting API
ex.printStackTrace();
}
// Outcome:
// 'Hello Nashorn!' printed on standard output