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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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Android ActivityMontior with XTend

I am trying to write an Android app using Xtend, however, I am more or less new in both. I have created a couple of Android examples with Java, but I'm still learning. In these apps i used the android.app.Instrumentation.ActivityMonitor in order to…
Causteau
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xext grammar with chosen predicates

I am trying to understand a xtext grammar I have found (below). I have two questions: The XFeatureCall has return Type XExpression but this is overruled by {XFeatureCall} so I could set "returns XFeatureCall" as well?. Or is it actually necessary…
moin moin
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Xtend model data access from top level (Code generation)

If I have an Xtext grammar like the one below: grammar org.xtext.example.mydsl.ServerGeneratorLanguage with org.eclipse.xtext.common.Terminals generate serverGeneratorLanguage "http://www.xtext.org/example/mydsl/ServerGeneratorLanguage" Model: …
Charles Henry
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How can I connect to a MySQL database with Xtend.

I am trying to rewrite some java code to Xtend however I am running into an issue. I would like to connect to a mysql database. try { Class.forName("com.mysql.jdbc.Driver"); }catch(Exception e){ } The above snippet works in Java. However I am…
KennyBartMan
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Xtext Adding values to the grammar manually

I have a grammar that can parse a list of containers and modules, then generate these containers in alphabetical order. But, I also want to add the module names into the container list. For example: With the configuration: CONTAINER cont1; CONTAINER…
chris yo
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Xtend for loop (desired while loop function)

I have some Xtend code that outputs data. Here is the code below: «FOR a:e.attributes» «a.eClass.name» «a.name», «ENDFOR» This would output something like: ClassName name1, ClassName name2, ClassName name3, ClassName name4, My Desired Output…
Charles Henry
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Xtend sorting using ECollections

I am trying to sort an EList of functions by using Java's Comparator, but the list is not sorted after calling sort(). The way I implement it is this: //Func.xtend <-- Start --> public class NameComparator implements Comparator { …
chris yo
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Xtend/Xpand find and replace (rule)

Is it possible set a rule that will allow an Xpand method to output a specified string of text depending on the input. For example: «FOR a:e.attributes» Type = «a.eClass.name» Value = «a.name.toFirstUpper» «ENDFOR» The above code may…
Charles Henry
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Xtend Template Notation

i have a Problem with the Xtend Template Notation. I want to do «i=i+1» in a template method def generateSomething() ''' ... «i=i+1» ... ''' The «i=i+1» is obviously only to count i higher but it also shows the value of i in the generated file…
user1104033
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Comparing Ecore Class and Types

I want to compare eCore-datatypes and eCore-classes in if-clauses. Something like this: if (ent == "Entity"){} "Entity" is the eCore-Class and "ent" an actual Object of this class. The same question goes for eCore Datatypes. if(ent.eType ==…
user1974084
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Transformation of security model written in own DSL-xtext

I've a security engineering model of business processes written in own DSL using xtext editor. For example, I've a security model for Activiti which has security controls e.g. securing transmission channel, encrypt message among processes, user…
nommyravian
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Using JOptionPane with Xtend

I realize it might be a very stupid question, but how do I use JOptionPane with Xtend? I can't figure it out and I've been trying to get it working for a while now. JOptionPane.showMessageDialog(getContentPane(), message); doesn't seem to…
moskalak
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Avoid Custom Terminals Hiding (Suppressing) Derived Ones

I started playing around with xtext a few days ago and just went through the tutorials. Maybe the solution has been covered in the reference somewhere but I cannot get it right quickly. My problem is this. I tried to write a simple grammar which…
abel
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Generating static objects in xtext

continue to the example of generating a field such as: def handle (EClass c) { val attr = EcoreFactory::eINSTANCE.createEAttribute attr.name = "test" attr.EType = EcorePackage::eINSTANCE.EString c.EStructuralFeatures += attr } can I…
Dana Klein
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code generate with xtend in xtext project

I'm working on xtext project and I'm generating objects through .xtext file. I want to add new attribute to one of the generated object. I saw in…
Dana Klein
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