Título: | SUPPORT FOR ARCHITECTURAL EVOLUTION IN COMPONENT-BASED DISTRIBUTED SYSTEMS | ||||||||||||
Autor: |
AIRTON JOSE ARAUJO LIBORIO |
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Colaborador(es): |
RENATO FONTOURA DE GUSMAO CERQUEIRA - Orientador |
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Catalogação: | 13/JAN/2015 | Língua(s): | PORTUGUESE - BRAZIL |
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Tipo: | TEXT | Subtipo: | THESIS | ||||||||||
Notas: |
[pt] Todos os dados constantes dos documentos são de inteira responsabilidade de seus autores. Os dados utilizados nas descrições dos documentos estão em conformidade com os sistemas da administração da PUC-Rio. [en] All data contained in the documents are the sole responsibility of the authors. The data used in the descriptions of the documents are in conformity with the systems of the administration of PUC-Rio. |
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Referência(s): |
[pt] https://www.maxwell.vrac.puc-rio.br/projetosEspeciais/ETDs/consultas/conteudo.php?strSecao=resultado&nrSeq=23877&idi=1 [en] https://www.maxwell.vrac.puc-rio.br/projetosEspeciais/ETDs/consultas/conteudo.php?strSecao=resultado&nrSeq=23877&idi=2 |
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DOI: | https://doi.org/10.17771/PUCRio.acad.23877 | ||||||||||||
Resumo: | |||||||||||||
The nature of some software systems determine that they run without interruption. Furthermore, many software systems are constantly subject to change for reasons that include, but are not limited to, infrastructure changes, bug fixes, addition of functionalities, and changes in the domain logic. Dynamic software evolution consists into changing application during execution without stopping them, keeping them available even when applying these modifications. Component-based distributed systems allows decomposing software into clearly separated entities. In such cases, evolution can be summarized to removal, addition and modification of such entities, and if such activities can be performed while the application is executing, dynamic adaptation is achieved. In this work, we ve investigated an approach that aims to allow manipulation of distributed software architectures developed over the SCS middleware, in order to minimize system disruption while certain adaptations are deployed. The mechanism was tested in an already consolidated distributed system, the CAS, which consists of an extensible recording infrastructure that supports automatic capture and access of distributed medias.
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