All Questions
40 questions
0
votes
1
answer
503
views
understanding async calls in java play
Trying to make an API in java play framework 2.8.
I do not know what is wrong with the code I wrote but it doesnt work.
I get this response in localhost:9000
{"result":null,"stack":null,"done":...
- 420
0
votes
1
answer
71
views
How can i gather results from F.promise and use that
I am using play framework for java application. I am make a async call using F.promise and I want to take the results from that call and perform some actions. How can i do this? There is a method in ...
0
votes
1
answer
419
views
How to accept a WebSocket asynchronously?
I have an Play application that handles WebSocket requests. The routes file contains this line:
GET /testsocket controllers.HomeController.defaultRoomSocket
An already working, synchronous version ...
- 3
1
vote
0
answers
48
views
Moving the HTTP Response responsibility to different methods in a Play Framework REST API
I'm currently working on a proof of concept for a fully a-synchronous Message based (Akka) REST API. Except I'm already running into some issues with the way the Play framework handles requests. From ...
- 11
0
votes
0
answers
454
views
How to pass in multiple arguments in Java Lambda BiFunctions using Async?
I'm working with a PlayFramework example but I'm having trouble with the asynchronous calls. The function thenCombineAsync seems to only take in a BiFunction. I'd like to pass in multiple arguments to ...
- 1
1
vote
1
answer
1k
views
Execute CompletableFuture which depends on an other task
I wrote a Play framework web application and I have the following problem. I have some DAOs that access the database, and sometimes one request to the database relies on information from another ...
- 371
1
vote
1
answer
77
views
Play Framework 2.4.x execute a save operation in a callback function
I'm a newbie using play framework and I need some help because I cannot find the reason why the code is not updating the address stored in the database.
I can see the log indicating success but I don'...
- 1,681
0
votes
1
answer
851
views
play framework 2.6 ws cannot resolve
I use play framework 2.6
I need to send a http request to an url, so I use WS for sending this request
first I add below line to sbt.build
libraryDependencies += ws
but in controller play cannot ...
- 714
5
votes
1
answer
436
views
play framework - render view while doing processing/redirect after X seconds
note: I am new to play framework
For my Play! project, I require some form of asynchronous programming. Simply, I need to display a view, whilst doing processing in the background, followed by a ...
- 2,436
0
votes
1
answer
623
views
Play Framework - balancing asynchronous and non-blocking
I'm looking for a light-bulb moment but haven't had it yet! Using Play Framework 2.5.9 with Java 8 and trying to follow good practice with an asynchronous, non-blocking model.
So my play app exposes ...
- 4,664
0
votes
0
answers
712
views
Play framework: return a CompletableFuture<CompletableFuture<Result>>?
Is it possible to return a CompletableFuture<CompletableFuture<Result>> to the Play framework?
Below is my action code:
@BodyParser.Of(BodyParser.Json.class)
public CompletableFuture<...
- 2,347
2
votes
1
answer
534
views
Action composition and async in Play Framework 2.5 in Java
I want to create an action that I can use with the @With annotation style. This action will need to proceed to an RPC call so if I understood correctly the documentation I should rather put this in an ...
- 296
6
votes
0
answers
5k
views
Returning common Result as CompletionStage<Result> in play
In my view function I may return a Result or a CompletionStage<Result> based on whether or not the post/get data is valid or not:
if (data.hasErrors()) {
return badRequest(myview.render(...
- 165k
3
votes
0
answers
102
views
PlayFramework with Morphia?
PlayFramework is a NonBlockingIO application architecture whereas Morphia (driver for MongoDB) is not a non blocking IO. If I am not wrong then playframeworks MVC architecture works in following way:
...
- 11.1k
1
vote
1
answer
225
views
Scala play framework and NIO.2
I'm programming in scala to develop a web application using play framework 2.5.3, and I need to create a TCP server/client which will take advantage of play's asynchronous model. After a bit of ...
- 379