samples/print_symlinks.js

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// Print all symbolic links in user's home directory

// JavaImporter and "with" to simulate "import" statements in Java.
// See https://wiki.openjdk.java.net/display/Nashorn/Nashorn+extensions

with (new JavaImporter(java.nio.file, java.lang)) {

  var userDir = System.getProperty("user.dir")
  var home = FileSystems.default.getPath(userDir);

  // JS functions can be passed where Java lambdas are required.
  // Also, using "Expression closure" extension here.
  // See https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Expression_Closures

  Files.walk(home).
    filter(function(p) Files.isSymbolicLink(p)).
    forEach(function(p)
      print(p, '->', Files.readSymbolicLink(p)));
}