29. Introduction to Scripting in Java (e.g., JavaScript Engine)

Try these first

1. 1.

   What does the Java Scripting API allow developers to do?

   Hint

   Think about what it means to integrate scripting languages.

2. 2.

   What is Nashorn?

   Hint

   Recall the evolution of JavaScript engines in Java.

3. 3.

   What does the Java Scripting API allow you to do?

   • A. Only execute Java code
   • B. Embed and execute scripts in Java
   • C. Compile Java code only

   Hint

   Think about the integration aspect.

4. 4.

   True or False: Nashorn is still actively maintained in Java.

   • True
   • False

   Hint

   Check the version history of Java.

5. 5.

   Create a Nashorn script that takes user input to calculate the area of a rectangle.

   Hint

   Consider how to prompt the user for input and use it in a calculation.

6. 6.

   Discuss how the limitations of Nashorn could affect its use in a modern web application.

   Hint

   Think about the requirements of current applications and the implications of those limitations.