Recent questions tagged Dependency

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dependency injection - Dagger @Reusable scope vs @Singleton

From the User's Guide: Sometimes you want to limit the number of times an @Inject-constructed class is ... use that instead of @Singleton? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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dependency injection - MEF (Managed Extensibility Framework) vs IoC/DI

What problems does MEF (Managed Extensibility Framework) solves that cannot be solved by existing IoC/DI containers? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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dependency injection - How to use a DI / IoC container with the model binder in ASP.NET MVC 2+?

Let's say I have an User entity and I would want to set it's CreationTime property in the constructor to ... this simple/elegant/etc? :D See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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dependency injection - What is the purpose of the getter methods in Components in Dagger 2?

I am trying to understand Components in Dagger 2. Here is an example: @Component(modules = { MyModule.class ... purpose of these other methods? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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dependency injection - Dagger 2 injecting Android Application Context

I am using Dagger 2 and have it working however I now need access to the Android Application Context. Its ... help will be greatly appreciated. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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465 views

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dependency injection - Avoiding all DI antipatterns for types requiring asynchronous initialization

I have a type Connections that requires asynchronous initialization. An instance of this type is consumed by ... Task InitializeAsync(); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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dependency injection - Generic repository in ASP.NET Core without having a separate AddScoped line per table in Startup.cs?

I have a generic repository in my project. Consider the following controller snippet public class Lookup1Controller : ... this using my code? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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697 views

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dependency injection - Spring Expression Language (SpEL) with @Value: dollar vs. hash ($ vs. #)

I'm a little confused concerning when to use ${...} compared to #{...}. Spring's documentation only uses #{. ... so I should use the other one? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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dependency injection - Meaning of bean discovery mode annotated in CDI 1.1

I am migrating an application to Java EE 7 and would like to CDI 1.1. But I don't get the ... bean-discovery-mode="annotated" correctly? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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