Java 8 Javascript Engine backwards compatibility

Question

I am trying out Java 8 in my project and I am stuck in an error related to my build process.

I am using ANT scripts and at some point i am using some javascript (embeded

Answer 1

One approach is to include

load("nashorn:mozilla_compat.js");

which supplies importClass.

On the other hand, you can use java.io.File, java.io.FileReader, ... directly without importing.

var File = java.io.File;
var FileReader = java.io.FileReader;

This is backward compatible with Rhino.