public static IProtocol Create(ProtocolVersion version)
{
VersionListAttribute attrList = typeof(IProtocol).GetTypeInfo().GetCustomAttribute <VersionListAttribute>();
foreach (var t in attrList.VersionTypeList)
{
VersionAttribute verAttr = t.GetTypeInfo().GetCustomAttribute <VersionAttribute>();
if (verAttr.Version == version)
{
// || ==> Assembly.GetExecutingAssembly(),Assembly.CreateInstance
// || ==> Attribute.GetCustomAttribute uwp下统统不支持了。。。
// || ==> Activator.CreateInstance(t.GetType()) as IProtocol; 这样居然说uwp平台不支持，也是醉了
// || ==> 呵呵，下面倒是支持
// || ==> Activator.CreateInstance(Type.GetType(t.GetTypeInfo().FullName)) as IProtocol;
return(Type.GetType(t.GetTypeInfo().FullName).GetConstructor(Type.EmptyTypes).Invoke(new object[0]) as IProtocol);
}
}
return(null);
}
public static IProtocol Create(ProtocolVersion version)
{
VersionListAttribute attrList = typeof(IProtocol).GetTypeInfo().GetCustomAttribute <VersionListAttribute>();
return((from t in attrList.VersionTypeList let verAttr = t.GetTypeInfo().GetCustomAttribute <VersionAttribute>() where verAttr.Version == version select Type.GetType(t.GetTypeInfo().FullName).GetConstructor(Type.EmptyTypes).Invoke(new object[0]) as IProtocol).FirstOrDefault());
}