nashorn/samples/gaussian_random_bind.js
author lagergren
Wed, 12 Nov 2014 17:19:04 +0100
changeset 27529 eafb7de4648e
parent 26067 b32ccc3a76c9
permissions -rw-r--r--
8063036: Various pretty printing issues with --log=recompile Reviewed-by: hannesw, jlaskey

/*
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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);