95 research outputs found

    "Det var jag som var den där vuxna och han var ett barn" : En kvalitativ studie om hur det är att vara ett vuxet barn till en alkoholist

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    Syftet med vårt lärdomsprov är att undersöka hur uppväxten i en alkoholistfamilj har påverkat det vuxna barnet. Vi undersöker även vilka konsekvenser det vuxna barnet fått av uppväxten, vilket förhållningssätt det vuxna barnet har till alkohol och hur relationen mellan det vuxna barnet och den missbrukande föräldern ser ut. I teoridelen definieras alkoholismen; vad är alkoholism, vem kan bli alkoholist och vad är skillnaden mellan en alkoholist och en storkonsument. Vidare fastställs missbrukets effekt på familjen, samt barnens roller i en alkoholistfamilj. Även typiska karaktärsdrag och konsekvenser i vuxenlivet tas upp. I undersökningen har vi använt oss av kvalitativ undersökning. Vi har intervjuat fyra personer som har en pappa som är alkoholist. I resultatet framkommer både likheter och olikheter mellan vuxna barn till alkoholister, men den gemensamma nämnaren är konsekvenser i vuxenlivet för alla barn som levt med en alkoholiserad förälder.The aim of our thesis is to investigate how growing up with an alcoholic parent has affected the adult child. We also examine the impact on the adult child as a result of growing up in a family where one parent is or was an alcoholic, what kind of attitude the adult child has to alcohol and how the relationship between the adult child and the alcoholic parent has been affected. In our theoretical part, we define alcoholism; what is alcoholism, who can become an alcoholic and what is the difference between an alcoholic and a big consumer. Further down we establish the impact on the family and the children's roles in the family. We also cover the typical characteristics and consequences in adult life. In the survey, we used a qualitative research. We have interviewed four people who have a father who is an alcoholic. The result shows both similarities and differences between adult children of alcoholics, but the common denominator is that all children of alcoholics are affected in adulthood

    The EMF Model Transformation Framework

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    We present the EMF Model Transformation framework (EMT), which supports the rule-based modification of EMF models. Model transformation rules are defined graphically and compiled into Java code to be used in model transformation applications

    Canonical Derivations with Negative Application Conditions

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    Using graph transformations to specify the dynamics of distributed systems and networks, we require a precise understanding of concurrency. Negative application conditions (NACs) are an essential means for controlling the application of rules, extending our ability to model complex systems. A classical notion of concurrency in graph transformation is based on shift equivalence and its representation by canonical derivations, i.e., normal forms of the shift operation anticipating independent steps. These concepts are lifted to graph transformation systems with NACs and it is shown that canonical derivations exist for so-called incremental NACs

    A Graph based architectural (re)configuration language

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    For several different reasons, such as changes in the business or technological environment, the configuration of a system may need to evolve during the execution. Support for such evolution can be conceived in terms of a language for specifying the dynamic reconfiguration of systems. In this paper, continuing our work on the development of a formal platform for architectural design, we present a high-level language to describe architectures and for operating changes over a configuration (i.e., an architecture instance), such as adding, removing or substituting components or interconnections. The language follows an imperative style and builds on a semantic domain established in previous work. Therein, we model architectures through categorical diagrams and dynamic reconfiguration through algebraic graph rewriting

    Run Time Models in Adaptive Service Infrastructure

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    Software in the near ubiquitous future will need to cope with vari- ability, as software systems get deployed on an increasingly large diversity of computing platforms and operates in different execution environments. Heterogeneity of the underlying communication and computing infrastruc- ture, mobility inducing changes to the execution environments and therefore changes to the availability of resources and continuously evolving requirements require software systems to be adaptable according to the context changes. Software systems should also be reliable and meet the user's requirements and needs. Moreover, due to its pervasiveness, software systems must be de- pendable. Supporting the validation of these self-adaptive systems to ensure dependability requires a complete rethinking of the software life cycle. The traditional division among static analysis and dynamic analysis is blurred by the need to validate dynamic systems adaptation. Models play a key role in the validation of dependable systems, dynamic adaptation calls for the use of such models at run time. In this paper we describe the approach we have un- dertaken in recent projects to address the challenge of assessing dependability for adaptive software systems

    Computing by Graph Transformation II (COMPUGRAPH II)

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    this paper makes use of a particular sort of similarity transformations called grid transformations. The results concern language theoretic aspects and algorithmic properties of context-free collage languages and of patterns generated by iterated function systems, where the generating devices use only grid transformations. It turns out that the language classes have nice closure properties, and that non-trivial questions concerning the generated pictures can be decided. These studies extend the results of [Dre96a], where it is shown 1

    AGTIVE 2007 Graph Transformation Tool Contest

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    In this short paper we describe the setup and results of a new initiative to compare graph transformation tools, carried out as part of the AGTIVE 2007 symposium on “Applications of Graph Transformation with Industrial Relevance”. The initiative took the form of a contest, consisting of two rounds: the first round was a call for cases, the second round a call for solutions. The response to both rounds was very good, leading to the conclusion that this is an initiative worth repeating. There are, however, a number of lessons to be learned; these are summarised here, in order to improve the organisation and the eventual benefits of this type of contest

    Interaction analysis in aspect-oriented models

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    Aspect-oriented concepts are currently introduced in all phases of the software development life cycle. However, the complexity of interactions among different aspects and between aspects and base entities may reduce the value of aspect-oriented separation of cross-cutting concerns. Some interactions may be intended or may be emerging behavior, while others are the source of unexpected inconsistencies. It is therefore desirable to detect inconsistencies as early as possible, preferably at the modeling level. We propose an approach for analyzing interactions and potential inconsistencies at the level of requirements modeling. We use a variant of UML to model requirements in a use case driven approach. Activities that are used to refine use cases are the join points to compose crosscutting concerns. The activities and their composition are formalized using the theory of graph transformation systems, which provides analysis support for detecting potential conflicts and dependencies between rule-based transformations. This theory is used to effectively reason about potential interactions and inconsistencies caused by aspect-oriented composition. The analysis is performed with the graph transformation tool AGG. The automatically analyzed conflicts and dependencies also serve as an additional view that helps in better understanding the potential behavior of the composed syste
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