public Assembly LoadModule(ModuleId moduleId)
{
if(serviceManager == null)
throw new NullReferenceException("Init ModuleManager before loading any module");
Assembly assembly;
if (loadedModules.TryGetValue(moduleId, out assembly))
return assembly;
assembly = GetLoadedAssembly(moduleId);
if (assembly == null)
{
var stream = ModuleLibrary.GetModuleStream(moduleId);
assembly = Assembly.Load(stream.ReadAllBytes());
}
loadedModules.Add(moduleId, assembly);
var module = CreateModuleObject(assembly);
module.OnLoad(serviceManager);
modules.Add(module);
CheckGlobalServices(assembly);
return assembly;
}
public System.IO.Stream GetModuleStream(ModuleId module)
{
IModuleLocation location;
if(!moduleLocations.TryGetValue(module, out location))
throw new Exception();
return location.Stream;
}
IContextId IContextLoader.ReadContextId(Message data)
{
var moduleId = new ModuleId();
moduleId.Read(data);
return moduleId;
}
private static Assembly GetLoadedAssembly(ModuleId moduleId)
{
foreach (var assembly in AppDomain.CurrentDomain.GetAssemblies())
{
var assemblyModuleId = GetModuleId(assembly);
if (moduleId.Equals(assemblyModuleId))
return assembly;
}
return null;
}