WCF and Unity - Dependecy Injection
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by Michael
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Published on 2010-03-23T11:07:15Z
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2010/03/23
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I'm trying to hock up WCF with dependecy injection. All the examples that I have found is based on the assumptions that you either uses a .svc (ServiceHostFactory) service or uses app.config to configure the container. Other examples is also based on that the container is passed around to the classes.
I would like a solution where the container is not passed around (not tightly coupled to Unity). Where I don't uses a config file to configure the container and where I use self-hosted services.
The problem is - as I see it - that the ServiceHost is taking the type of the service implementation as a parameter so what different does it do to use the InstanceProvider?
The solution I have come up with at the moment is to register the ServiceHost (or a specialization) an register a Type with a name ( e.g. container.RegisterInstance<Type>("ServiceName", typeof(Service);
).
And then container.RegisterType<UnityServiceHost>(new InjectionConstructor(new ResolvedParameter<Type>("ServiceName")));
to register the ServiceHost.
Any better solutions out there? I'm I perhaps way of in my assumptions.
Best regards,
Michael
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