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Questions tagged [scalatra]

Scalatra is a tiny Scala web framework, inspired by Sinatra.

Scalatra is a microframework written in Scala. It is a port of the Sinatra framework written in Ruby. Scalatra can be expanded into a minimal but full-featured model-view-controller web framework.

Website: http://scalatra.org/

Source: https://github.com/scalatra/scalatra

304 questions
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Choosing a Scala web framework

I am about to start a project for a web application that should run on a Tomcat server. I have decided to go for Scala - the other alternative where I work being Groovy - essentially for type safety. I am now faced with the task of choosing the…
Andrea
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How to implement a REST Web Service using Akka?

I intend to implement a pure Akka powered REST based Web API. I am not sure about using spray. I would consider using Scalatra if it is any good. Basically I am interested in using the concurrency benefits of Scala Actor model. I don't want the…
Kamesh Rao Yeduvakula
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Scala: Replace newline, tab and return sequences from string

I have a string of HTML that I'm copy pasting into a String object that looks something like the following: val s = """

This is a test

This is a test 2

randombits
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How to get the body of post request in Scalatra?

I have a scalatra servlet: post("/asdf") { ??? } And my clients send xml in post body, so I need to extract raw text from request. How do I do it in scalatra?
Rogach
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how to catch all the errors in any scalatra action?

I am using scalatra to "export" a MongoDB data to JSon, my actions are very simple, like: get("/") { val title = db.get_collection("main", "api", "title") send_json(title) } I want to send a HTTP error and a text if something go…
user1216071
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Scala: print a stack trace in my Scalatra app

Seems like a fairly straight forward problem, but I'd like to log a stack trace when my top level error handler in Scalatra is triggered. I'm intentionally throwing an exception in one of my methods by doing something as trivial as: throw new…
randombits
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IntelliJ remote debugger connects, but breakpoints are not working

I am trying out the Scala web framework Scalatra. According to the docs here, the steps to enable IntelliJ debugging are: Add the usual JDK options for remote debugging: "-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5005" Create…
Joaquim d'Souza
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Changing Scalatra Port

This sounds basic, but its actually cost me a whole day: I want to change to change the port that scalatra runs on, in development. I started with the hello world g8 template, and have been building from there. Here's what I've tried so…
Kire321
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Deserialization of case object in Scala with JSON4S

I have some case classes defined like follows: sealed trait Breed case object Beagle extends Breed case object Mastiff extends Breed case object Yorkie extends Breed case class Dog(name: String, breed: Breed) I also have an endpoint defined with…
user2066880
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No multipartconfig for servlet error from Jetty using scalatra

I am trying to unit test an upload call but I get this error for the following code: @MultipartConfig(maxFileSize = 3145728) class WebServlet extends ScalatraServlet with FileUploadSupport { override def isSizeConstraintException(e: Exception) = e…
James Black
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3 answers

Standalone deployment of Scalatra servlet

I implemented a Scalatra servlet and now want to create an executable jar, just like described in this tutorial: http://www.scalatra.org/2.2/guides/deployment/standalone.html I use IntelliJ IDEA with the Scala plugin for development and sbt to build…
sbaltes
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Speeding up SBT-assembly

We have a project where we are building a large number of Scalatra microservices by packaging them using the sbt-assembly plugin, then creating Docker images using the sbt-docker plugin. The process is slow due to the number of micro-services…
Mark Butler
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8
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OAuth2 provider for Scalatra or Play framework in Scala

Is there any OAuth2 provider available for Scala that I can use with Scalatra or Play2 web framework? I have already seen this answer: OAuth 2.0 provider implementation for Scala/Lift I am looking for a provider library and not an OAuth2.0 client…
tuxdna
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scala.Some cannot be cast to java.lang.String

In this application, I'm getting this error: scala.Some cannot be cast to java.lang.String When trying this: x.email.asInstanceOf[String] x.email is an Option[String] Edit: I understand that I'm dealing with different types here, I was just…
Alex Spangher
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Why does jquery post json as a parameter name instead of as the request body?

For a webapp with a RESTful backend I am posting some json to the server using jquery's $post. Now to my surprise, the json is stuffed in a parameter key for the request's form data, instead of in the request body. I can think of some other ways to…
iwein
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