public InternalConfiguration(ResolverChain appConfigChain, ResolverChain normalResolverChain, RootDependencyResolver rootResolver)
{
DebugCheck.NotNull(appConfigChain);
DebugCheck.NotNull(normalResolverChain);
_rootResolver = rootResolver;
_resolvers = new CompositeResolver <ResolverChain, ResolverChain>(appConfigChain, normalResolverChain);
_resolvers.Second.Add(_rootResolver);
}
public InternalConfiguration(
ResolverChain appConfigChain = null,
ResolverChain normalResolverChain = null,
RootDependencyResolver rootResolver = null,
AppConfigDependencyResolver appConfigResolver = null)
{
_rootResolver = rootResolver ?? new RootDependencyResolver();
_resolvers = new CompositeResolver <ResolverChain, ResolverChain>(appConfigChain ?? new ResolverChain(), normalResolverChain ?? new ResolverChain());
_resolvers.Second.Add(_rootResolver);
_resolvers.First.Add(appConfigResolver ?? new AppConfigDependencyResolver(AppConfig.DefaultInstance, this));
}
public void GetService_can_be_accessed_from_multiple_threads_concurrently()
{
for (var i = 0; i < 30; i++)
{
var bag = new ConcurrentBag <IPilkington>();
var karl1 = new Mock <IPilkington>().Object;
var resolver = new CompositeResolver <IDbDependencyResolver, IDbDependencyResolver>(
new SingletonDependencyResolver <IPilkington>(karl1),
new SingletonDependencyResolver <IPilkington>(new Mock <IPilkington>().Object));
ExecuteInParallel(() => bag.Add(resolver.GetService <IPilkington>()));
Assert.Equal(20, bag.Count);
Assert.True(bag.All(c => karl1 == c));
}
}
/// <summary>
/// This method is not thread-safe and should only be used to switch in a different root resolver
/// before the configuration is locked and set. It is used for pushing a new configuration by
/// DbContextInfo while maintaining legacy settings (such as database initializers) that are
/// set on the root resolver.
/// </summary>
public virtual void SwitchInRootResolver(RootDependencyResolver value)
{
DebugCheck.NotNull(value);
Debug.Assert(!_isLocked);
// The following is not thread-safe but this code is only called when pushing a configuration
// and happens to a new DbConfiguration before it has been set and locked.
var newChain = new ResolverChain();
newChain.Add(value);
_resolvers.Second.Resolvers.Skip(1).Each(newChain.Add);
_rootResolver = value;
_resolvers = new CompositeResolver <ResolverChain, ResolverChain>(_resolvers.First, newChain);
}
