samples/gaussian_random_bind.js

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// print 100 Guassian distributed numbers

var Random = Java.type("java.util.Random");
var DoubleStream = Java.type("java.util.stream.DoubleStream");

// function as lambda double generator. "print" passed as
// double consumer lambda to 'forEach' method.
// Function.prototype.bind used to attach 'state' for the
// generator function.

DoubleStream
    .generate(
         function(r) {
             return r.nextGaussian()
         }.bind(this, new Random()))
    .limit(100)
    .forEach(print);