public object?CreateInstance(IServiceProvider serviceProvider, Type instanceType, object[]?parameters)
{
if (parameters != null && parameters.Length > 0)
{
throw new NotSupportedException("SimpleCoconaInstanceActivator doesn't support extra arguments.");
}
return(SimpleActivator.CreateInstance(serviceProvider, instanceType));
}
public static void AddSingleton <TService, TImplementation>(this ICoconaLiteServiceCollection services)
where TImplementation : TService
{
services.AddDescriptor <TService>((provider, disposables) =>
{
var instance = (TService)SimpleActivator.CreateInstance(provider, typeof(TImplementation))
?? throw new InvalidOperationException($"The service factory of '{typeof(TService)}' must be non-null value.");
if (instance is IDisposable disposable)
{
disposables.Add(disposable);
}
return(instance);
}, singleton: true);
}
public static void AddTransient <TService, TImplementation>(this ICoconaLiteServiceCollection services)
where TImplementation : TService
{
services.AddDescriptor <TService>((provider, disposables) =>
{
var instance = SimpleActivator.CreateInstance(provider, typeof(TImplementation));
if (instance is IDisposable disposable)
{
disposables.Add(disposable);
}
return(instance);
}, singleton: false);
}
public void AddSingleton <TService, TImplementation>()
where TImplementation : TService
{
_factories[typeof(TService)] = provider =>
{
var instance = (TService)SimpleActivator.CreateInstance(this, typeof(TImplementation));
if (instance is IDisposable disposable)
{
_disposables.Add(disposable);
}
_factories[typeof(TService)] = _ => instance !;
return(instance !);
};
}