Why there is no WebWorker like mechanism for JavaFX

Rahman USTA rahman.usta.88 at gmail.com
Tue Dec 8 13:17:13 UTC 2015

Yes your suggestion is OK in theory but in practice, Nashorn is too slow
without Warmup. I can say Nashorn is 5x to 10x slower than embedded webkit
to run script.

2015-12-08 15:09 GMT+02:00 Benjamin Gudehus <hastebrot at gmail.com>:

> The JavaFX API offers Worker class for long running tasks.
> If you want to execute JavaScript code without DOM and JavaFX you can use
> the Nashorn JS Virtual machine, which is included in Java 8. I guess the
> Nashorn documentation also has examples how it's used with the Java
> scripting API.
> On Dec 8, 2015 1:50 PM, "Rahman USTA" <rahman.usta.88 at gmail.com> wrote:
>> I'm really enjoying developing apps in JavaFX, but I think there is a
>> limitation point;
>> When we think HTML5, there is WebWorker to run long-running tasks in
>> another process. So, we know WebWorker has no DOM access, it is generally
>> used computational needs.
>> Ok, We can run long-running tasks in JavaFX with many threading services,
>> but there is one exception;
>> There are a lot of JavaScript libraries, and executing them in WebView
>> needs JavaFX Application Thread. But, what if your JS code takes long time
>> to execute ? Your UI will hang. Is it required to execute JS code in
>> WebView if it is not accessing DOM API?
>> Thanks.
>> --
>> Rahman USTA
>> Istanbul JUG
>> https://github.com/rahmanusta <http://www.kodcu.com/>

Rahman USTA
Istanbul JUG
https://github.com/rahmanusta <http://www.kodcu.com/>

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