X-Git-Url: https://git.martlubbers.net/?a=blobdiff_plain;f=introduction.tex;h=1060cb3fc2976f68bef04afe0c41f7bdd2eaf1e2;hb=96c38eaced38e4a3cb8df44ec54b778a1dc11b24;hp=c2ee7bc230bae48cc492bedfa88f501a2d892966;hpb=3bc980446b86f187a2af8b4a679f15c58bdca8f2;p=msc-thesis1617.git diff --git a/introduction.tex b/introduction.tex index c2ee7bc..1060cb3 100644 --- a/introduction.tex +++ b/introduction.tex @@ -3,19 +3,19 @@ The \gls{TOP} paradigm and the according \gls{iTasks} implementation offer a high abstraction level for real life workflow tasks. These workflow tasks can be described through an \gls{EDSL} and modeled as \glspl{Task} From the specification the system will then generate a multi-user web service. -This web service can be accessed through a browser and used to complete these +This web service is accessed through a browser and used to complete these \glspl{Task}. Familiar workflow patterns like sequence, parallel and conditional tasks can be modelled using combinators. \gls{iTasks} has been shown to be useful in many fields of operation such as incident management~\cite{lijnse_top_2013}. Interfaces are automatically generated for the types of data which makes rapid development possible. -However, while the tasks in the \gls{iTasks} system model after real life -workflow tasks the modelling is very high level. It is difficult to connect -actual tasks to the real tasks and let them interact. A lot of the actual tasks -can be \emph{performed} by small \gls{IoT} devices. Nevertheless, adding such -devices to the current system is difficult to say the least as it was not -designed to cope with these devices. +\Glspl{Task} in the \gls{iTasks} system are modelled after real life workflow +tasks but the modelling is applied on a very high level. Therefore it is +difficult to connect \gls{iTasks} tasks to the real world tasks and let them +interact. A lot of the actual tasks can be \emph{performed} by small \gls{IoT} +devices. Nevertheless, adding such devices to the current system is difficult +to say the least as it was not designed to cope with these devices. In the current system such adapters, in principle, can be written as \glspl{SDS}\footnote{Similar as to resources such as time are available in @@ -24,8 +24,8 @@ adapter to be written for every device and functionality. However, this forces a fixed logic in the device that is set at compile time. A lot of the small \gls{IoT} devices have limited processing power but can still contain decision making. Oortgiese et al.\ lifted \gls{iTasks} from a single server model to a -distributed server architecture~\cite{oortgiese_distributed_2017} that is also -runnable on smaller devices like \acrshort{ARM} devices. However, this is +distributed server architecture that is also runnable on smaller devices like +\acrshort{ARM} devices\cite{oortgiese_distributed_2017}. However, this is limited to fairly high performance devices that are equipped with high speed communication channels. Devices in \gls{IoT} often only have \gls{LTN} communication with low bandwidth and a very limited amount of processing power @@ -41,15 +41,28 @@ at runtime and information can be exchanged. \section{Document structure} The structure of the thesis is as follows. -Chapter~\ref{chp:introduction} contains the problem statement, motivation and -the structure of the document. -Chapter~\ref{chp:methods} describes the foundations on which the implementation -is built together with the new techniques introduced. -Chapter~\ref{chp:results} shows the results in the form of an example -application accompanied with implementation. +Chapter~\ref{chp:introduction} contains the problem statement, motivation, +literature embedding and the structure of the document. +Chapter~\ref{chp:top} introduces the reader to the basics of \gls{TOP} and +\gls{iTasks} +Chapter~\ref{chp:dsl} discusses the pros and cons of different embedding +methods to create \gls{EDSL}. +Chapter~\ref{chp:mtask} shows the existing \gls{mTask}-\gls{EDSL} on which is +extended on in this dissertation. +Chapter~\ref{chp:arch} shows the architecture used for \gls{IoT}-devices that +are a part of the new \gls{mTask}-system. +Chapter~\ref{chp:mtaskcont} shows the extension added to the +\gls{mTask}-\gls{EDSL} that were needed to make the system function. + +\todo{Vul aan} + Chapter~\ref{chp:conclusion} concludes by answering the research questions and discusses future research. Appendix~\ref{app:communication-protocol} shows the concrete protocol used for communicating between the server and client. Appendix~\ref{app:device-interface} shows the concrete interface for the devices. + +\section{Relevant research} +\todo{Hier alle citaten en achtergrond doen} +Ivory, firmata, dsl spul, etc.