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Questions tagged [xtend]

Xtend is a statically typed programming language that transcompiles to Java. It aims to produce more readable code than traditional Java.

Xtend is a programming language that transcompiles to Java. It aims to produce more readable code than traditional Java by reducing the amount of boilerplate code. It is developed by the Eclipse foundation.

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Cast wrapper class to primitive in Xtend

I have a for loop, in which I put Double values inside an array. Normally the values are from type double but as Xtend doesn't explicitly specify data types (and does this automatically) they are treaded as Doubles. I tried the following: for (i : 0…
John
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Xtend compilation issues with static nested interfaces

I've been trying to solve this very strange bug for hours, and I simply can't figure it out. I have the following code in its own Xtend source file in a project in Eclipse: interface Apple { def void test() {} static interface Green extends…
Parker Hoyes
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xtend @Externalized example: Error during annotation processing: java.lang.SecurityException: Prohibited package name: java.util.function

Has anyone else had this problem? I am using 2.9.1 on Mars. I used the Xtend Example Wizard to create "Xtend Active Annotations". The compiler test passes but the annotation @Externalized in the example client "MyMessages.xtend" is breaking with the…
Dildar Marhas
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Xtext and Xtend: Interfaces inside folder

I saw that the classes are generated inside separate folder/package. But the interface files are generated in the root folder instead of generating inside the specific package. Here is the code for JVM Inferrer: def dispatch void infer(Repository…
Vinod John
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Xtend: Extending interface with interface

I am to new to Xtext. I need to extend an interface with interface. I need something like this: import org.springframework.data.jpa.repository.JpaRepository; @Repository public interface PHRRepository extends JpaRepository
Vinod John
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Xtext and JVM: Adding Request Method to Request Mapping

I have a problem in Xtext. I need like this: @RequestMapping(value = "/create", method = RequestMethod.POST) public String updatePhr(@PathVariable(value = "id") Long id) But I am getting like this: @RequestMapping(value = "/create", method =…
Vinod John
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How do I use external resources in xtext generated plugins?

I am new to Xtext and Xtend, and need advice how to best solve the issue below. I am trying to create a customized autocompletion provider using the following code: class DomainmodelProposalProvider extends AbstractDomainmodelProposalProvider { …
gwang
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Is there any possibility to declare global variable in Xtend2?

I'm working in code generator project with the use of Xtend2. I want to use global variable. Right now I'm using map for that purpose. Is there any possibilities to declare global variable instead of map?
Thambi Durai P
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Commit values in SyntaxErrorMessageProvider and use them in QuickfixProvider?

I am overriding the standard error messages used by Xtext. In my SyntaxErrorMessageProvider I am checking feature types. If the user typed in an double there should be a possibility to change it to integer by simply cutting the decimal…
John
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Calling Xtext generator from an Eclipse View

I'm planning to generate code by calling the generator from a button located in an Eclipse View, similar to this approach: https://christiandietrich.wordpress.com/2011/10/15/xtext-calling-the-generator-from-a-context-menu/, but instead of calling…
user5436266
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Mark Occurrences does not work in xtend editor in Eclipse Mars

Eclipse behaves strange here. I've updated everything. And "Mark Occurrences" works in a normal Java editor, but it does not in and xtend-editor. Do you have any information what's the reason for that? Is this a bug? I've also tried to use the…
armin.miedl
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How to show an error in the Xtext IDE if a type is referenced before it is declared

We have a custom Xtext-based DSL and generate C++ code from a document written in this DSL via Xtend. Here is a simple example of the DSL: component CMP { type A { B member_1; } type B { string member_1; …
Software Craftsman
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xtext/xtend use join to create list with multiple fields

I want to print an enum enum State{A(0),B(1)} as a comma seperated list, in the form A=0, B=1. For this xtext/xtend provides a join operation. However, I can't find any information on how to access multiple fields of the enum. The enum has a…
Franz Kafka
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Using typeof in Xtend

It might be the stupidest question on Xtend. But here it goes I'm trying to convert the following to Xtend if (obj instanceof Integer) { message.reply((Integer)obj); } I know that I would need to use the typeof function. Can I use typeofas a…
David Laberge
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How to prvent Xtend templates from printing Variables during loop

I am using the Xtend templates to write a small program. I try using the IF statement, but every time I execute it it prints the variable in the console, which I dont want it to. «IF x==y» The jump value is «database.get(2)» …
Goldengirl
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