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• Unity and Object Creation

  - by William

  I am using unity as my IoC container. I am trying to implement a type of IProviderRepository. The concrete implementation has a constructor that accepts a type of IRepository. When I remove the constructor parameter from the concrete implementation everything works fine. I am sure the container is wired correctly. When I try to create the…

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• Embedding JARs into the OSGi bundle with maven-bundle-plugin

  - by Ivan Dubrov

  I’m trying to embed some JARs into single OSGi bundle using the feature of maven-bundle-plugin The thing that worries me is that all packages of embedded JARs are put into the Import-Package header of the generated MANIFEST.MF. If I specify explicitly to use only the packages I need, like in the following snippet: Import-Package:…

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• MEF = may experience frustration?

  - by Dave

  Well, it's not THAT bad yet. :) But I do have questions after Reed has pointed me at MEF as a potential alternative to IoC (and so far it does look pretty good). Consider the following model: As you can see, I have an App, and this app uses Plugins (whoops, missed that association!). Both the App and Plugins require usage of an…

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• Displaying FontFamily in Combobox

  - by Torsten

  Hi. My goal is to manipulate the text-styles of my application via DependencyProperties. I got a diagram in which the texts are to be manipulated in size, fontfamily, color, etc. So I'd like to use an interface similar to a rich text editor like Word. I'm using this code in my TextStyleVM…

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• How test guice injections?

  - by yeraycaballero

  I gave to Google Guice the responsability of wiring my objects. But, How can I test if the bindings are working well. For example, suppose we have a class A which has a dependence B. How can I test than B is injected correctly. class A { private B b; public A() {} @Inject…

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• Simple Inversion of Control framework for Java/Scala

  - by Alexey Romanov

  I am looking for a simple to use IoC container for GUI applications written in Java/Scala. It should support Convention over Configuration, lifecycle management, configuration in code (preferably without any XML needed at all), and checking dependencies at compile-time as much as…

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• Autowire Annotation in Spring without using Component Scanning

  - by udit

  Is it possible to autowire beans without using component scanning?

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• Confused about this factory, as it doesn't look like an Abstract Factory nor Factory Method

  - by Pin

  I'm looking into Guice and I've been reading its documentation recently. Reading the motivation section I don't understand the factories part, why they name it that way. To me that factory is just a wrapper for the implementing class they want it to return after calling…

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• Spring @PostConstruct function in a @Repository called multiple times

  - by Seth

  I have a DAO that I'm trying to inject into a couple different places: @Repository public class FooDAO { @Autowired private HibernateManager sessionFactory; @PostConstruct public void doSomeDatabaseStuff() throws DataAccessException { ... …

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• How do I get google guice to inject a custom logger, say a commons-logging or log4j logger

  - by Miguel Silva

  Google guice has a built-in logger binding (http://code.google.com/p/google-guice/wiki/BuiltInBindings). But what if I want to use a commons-logging or log4j logger? Can I get guice to inject a Log created by LogFactory.getLog(CLASS.class) But having the same…

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• EntityManager injection works in JBoss 7.1.1 but not WebSphere 7

  - by BikerJared

  I've built an EJB that will manage my database access. I'm building a web app around it that uses Struts 2. The problem I'm having is when I deploy the ear, the EntityManager doesn't get injected into my service class (and winds up null and results in…

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• problem injecting Sessionscoped bean in Managed bean

  - by user310852

  I have a Session scoped bean @SessionScoped public class UserData implements Serializable { private String uid; public String getUid() { return uid; } public void setUid(final String uid) { this.uid = uid; } I'm setting a value in a…

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• How do I obtain a new stateful session bean in a servlet thread?

  - by FarmBoy

  I'm experimenting with EJB3 I would like to inject a stateful session bean into a servlet, so that each user that hits the servlet would obtain a new bean. Obviously, I can't let the bean be an instance variable for the servlet, as that will be…

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• Examples of IOC/DI over Singleton

  - by Amitd

  Hi, Just started learning/reading about DI and IOC frameworks. Also I read many articles on SO and internet that say that one should prefer DI/IOC over singleton. Can anyone give/link examples of exactly how DI/IOC eliminates/solves…

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• IoC library compatible with MonoTouch?

  - by hambonious

  Still getting familiar with the limits of MonoTouch. Is there an IoC/DI library that can be used with MonoTouch. Something like Ninject ideally?

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• Graph limitations - Should I use Decorator?

  - by Nick Wiggill

  I have a functional AdjacencyListGraph class that adheres to a defined interface GraphStructure. In order to layer limitations on this (eg. acyclic, non-null, unique vertex data etc.), I can see two possible routes, each making use of the…

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• Two classes and inline functions

  - by klew

  I have two classes and both of them uses some of the other class, on example: // class1.h class Class1; #include "class2.h" class Class1 { public: static Class2 *C2; ... }; // class2.h class Class2; #include "class1.h" class…

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• Converting From Castle Windsor To StructureMap In An MVC2 Project

  - by alphadogg

  I am learning about best practices in MVC2 and I am knocking off a copy of the "Who Can Help Me" project (http://whocanhelpme.codeplex.com/) off Codeplex. In it, they use Castle Windsor for their DI container. One "learning" task I am…

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• Linq to sql DataContext cannot set load options after results been returned

  - by David Liddle

  I have two tables A and B with a one-to-many relationship respectively. On some pages I would like to get a list of A objects only. On other pages I would like to load A with objects in B attached. This can be handled by setting the…

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• Create UserControl DependencyProperty of which value can be chosen in dropdown list (as combo box)

  - by Viet

  Hello everybody, I'm a starter at WPF, now i would like to make a WPF userControl library which include a Rating bar userControl. All the steps of creating the rating Bar has been done, however i would like to add a property…

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• Is there anything like Unity for simple things that don't require an interface?

  - by Dave

  Perhaps I'm misapplying Unity, but here goes. I have a couple of applications, both of which load the same plugin assemblies. All assemblies require a library, and I want them to be able to access this library via Unity. …

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• WPF TextBlock Binding to DependencyProperty

  - by Bill Campbell

  Hi, I have what I believe to be about one of the most simple cases of attempting to bind a view to a dependencyproperty in the view model. It seems that the initial changes are reflected in the view but other changes to the…

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• Spring.net is not injecting chained base class properties!

  - by JohnIdol

  I am successfully injecting base class properties with spring.net with just a class that inherits from a base abstract class. Lets say Class MyClass : MyBase, and I am successfully setting a property like this: <object…

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• Logging exceptions during bean injection

  - by Marc W

  I think this is a pretty basic question, but after Googling around I can't seem to find the answer. What I need is a way to log some custom output with log4j during Spring bean construction. I have a factory class called…

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• wpf DependencyProperty Not accepting default value for short

  - by biju

  Hi, I was trying to use tis depencency property in my code but it gives me error says that Default value type does not match type of property 'MyProperty'.But short should accept 0 as default value.Ans also if i try to…

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