private static Library GetLibrary(string libName)
{
var libFName = Path.ChangeExtension(libName, ".dll");
var nameSp = Path.GetFileNameWithoutExtension(libName);
var baseClassName = $"{nameSp}.{GREETER_COLLECTION_NAME_SPACE}";
if (libFName == null || nameSp == null)
{
return(null);
}
if (Libraries.ContainsKey(nameSp))
{
return(Libraries[nameSp]);
}
var rootDir = AppDomain.CurrentDomain.RelativeSearchPath;
var libPath = Path.Combine(rootDir, libFName);
if (!File.Exists(libPath))
{
return(null);
}
//загружаем библиотеку
try
{
var assembly = Assembly.LoadFile(libPath);
var t = assembly.GetType(baseClassName);
var baseObject = (IGreeterLib)t.InvokeMember(null, BindingFlags.CreateInstance, null, null, null);
var lib = new Library(baseObject);
Libraries.Add(nameSp, lib);
return(lib);
}
catch (Exception e)
{
throw new IOException("Ошибка при открытии библиотеки репозиториев. \n" +
$"Библиотека - \"{libPath}\" \n" +
$"Имя класса - \"{baseClassName}\"", e);
}
}