/// <summary>
/// Load all Subscribers from a given assembly and adds them to the Ella-internal management<br />
/// <remarks>Any type must define the <see cref="Ella.Attributes.SubscriberAttribute"/> attribute in order to be detected as subcriber</remarks>
/// </summary>
/// <param name="a">The assembly where to search subscribers</param>
/// <param name="createInstances">if <c>true</c>, instances of discovered subscribers are created</param>
/// <param name="activation"></param>
public static void Subscribers(Assembly a, bool createInstances = false, Func <Type, object> activation = null)
{
if (a == (Assembly)null)
{
throw new ArgumentNullException("a");
}
_log.DebugFormat("Loading subscribers from {0}", a.FullName);
AssemblyName[] referencedAssemblies = a.GetReferencedAssemblies();
foreach (AssemblyName name in referencedAssemblies)
{
ResolveAndLoadAssembly(name);
}
Type[] exportedTypes = a.GetExportedTypes();
foreach (Type t in exportedTypes)
{
if (Is.Subscriber(t))
{
_log.DebugFormat("Found subscriber {0} in assembly {1}", t, a.FullName);
if (!EllaModel.Instance.Subscribers.Contains(t))
{
EllaModel.Instance.Subscribers.Add(t);
}
if (createInstances)
{
Create.ModuleInstance(t, activation);
}
}
}
}
public void StopAPublisher()
{
object instance = Create.ModuleInstance(typeof(TestPublisher));
Start.Publisher(instance);
Thread.Sleep(100);
Stop.Publisher(instance);
}
public void CreateInstanceOfAModule()
{
object publisher = Create.ModuleInstance(typeof(TestPublisher));
Assert.IsNotNull(publisher);
Assert.IsInstanceOfType(publisher, typeof(TestPublisher));
object subscriber = Create.ModuleInstance(typeof(TestSubscriber));
Assert.IsNotNull(subscriber);
Assert.IsInstanceOfType(subscriber, typeof(TestSubscriber));
try
{
subscriber = Create.ModuleInstance(typeof(TestSubscriberMethodFactory));
Assert.IsNull(subscriber);
}
catch (ArgumentException)
{
}
try
{
subscriber = Create.ModuleInstance(typeof(TestSubscriberNoFactory));
Assert.IsNull(subscriber);
}
catch (ArgumentException)
{
}
subscriber = Create.ModuleInstance(typeof(TestSubscriberStaticMethodFactory));
Assert.IsNotNull(subscriber);
Assert.IsInstanceOfType(subscriber, typeof(TestSubscriberStaticMethodFactory));
try
{
subscriber = Create.ModuleInstance(typeof(TestSubscriberStaticConstructerFactory));
Assert.IsNull(subscriber);
}
catch (ArgumentException)
{
}
}
public void StartAPublisher()
{
object instance = Create.ModuleInstance(typeof(TestPublisher));
Start.Publisher(instance);
}
