• Refine Query
  • Source
  • Publication year
  • to
  • Language
  • 1
  • Tagged with
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Analisando o tratamento de exce??es em aplica??es android / Analyzing exception handling in android applications

Queiroz, Francisco Diogo Oliveira de 17 August 2016 (has links)
Submitted by Automa??o e Estat?stica (sst@bczm.ufrn.br) on 2017-02-20T21:14:31Z No. of bitstreams: 1 FranciscoDiogoOliveiraDeQueiroz_DISSERT.pdf: 2384075 bytes, checksum: 6637cd90d60ea8666ced83de9d255a5f (MD5) / Approved for entry into archive by Arlan Eloi Leite Silva (eloihistoriador@yahoo.com.br) on 2017-02-23T00:25:27Z (GMT) No. of bitstreams: 1 FranciscoDiogoOliveiraDeQueiroz_DISSERT.pdf: 2384075 bytes, checksum: 6637cd90d60ea8666ced83de9d255a5f (MD5) / Made available in DSpace on 2017-02-23T00:25:27Z (GMT). No. of bitstreams: 1 FranciscoDiogoOliveiraDeQueiroz_DISSERT.pdf: 2384075 bytes, checksum: 6637cd90d60ea8666ced83de9d255a5f (MD5) Previous issue date: 2016-08-17 / Com a ascens?o da tecnologia m?vel nos ?ltimos anos, dispositivos como smartphones e tablets t?m se tornado parte integral da vida das pessoas. Como telefones tradicionais, os smartphones podem ser utilizados para realizar chamadas e mandar mensagens de texto, mas ? a possibilidade de fornecer variados tipos de aplica??es que os tornam t?o atrativos para seus usu?rios. Neste contexto, aplica??es Android tem se tornado cada vez mais populares; e no mesmo ritmo em que cresce o n?mero de aplica??es dispon?veis, tamb?m cresce o n?mero de usu?rios afetados pelos crashes de tais aplica??es. Para poder lidar com tais condi??es excepcionais, o c?digo para lan?amento e captura de exce??es n?o ? uma parte opcional mas uma parte fundamental de tais aplica??es. Por?m, o que se tem observado ? que o c?digo projetado para tratar estas condi??es excepcionais pode muitas vezes ser a causa de crashes (e.g., exce??es n?o capturadas). At? o momento nenhum estudo investigou as principais caracter?sticas do c?digo de tratamento de exce??es (TE) de aplica??es Android. Este trabalho apresenta um conjunto de estudos complementares para melhor entender as caracter?sticas do c?digo de TE de aplica??es Android assim como identificar a vis?o dos desenvolvedores a respeito destas caracter?sticas. Neste trabalho foram realizados tr?s estudos: (i) um estudo explorat?rio onde foram inspecionados o c?digo de TE de 15 aplica??es Android populares (o que no total correspondeu a 3490 blocos try-catch-finally); e (ii) dois estudos qualitativos baseados em t?cnicas de Teoria Fundamentada em Dados - nestes foram aplicados surveys a 28 desenvolvedores Android e 47 especialistas Android para levantar a opini?o dos mesmos sobre boas e m?s praticas no desenvolvimento do tratamento de exce??es no ambiente Android. Durante estes estudos observamos um grande n?mero de exce??es sendo silenciadas no c?digo de apps. Tamb?m observamos que poucas aplica??es enviavam informa??es as informa??es sobre as exce??es uncaught para servidores de crash report. / Along the recent years, we have witnessed an astonishing increase in the number mobile applications being developed and some of them becoming largely used. Such applications extend phones capabilities far beyond of the basic calls. In the same rate the number of a users increase, also increases the number of users affected by application faults and crashes. In this contexto, Android apps are becoming more and more popular. The number of such apps is astonishingly increasing in a daily rate, as well as the number of users affected by their crashes. Android apps as other Java apps may crash due to faults on the exception handling (EH) code (e.g. uncaught exceptions). Techniques for exception detection and handling are not an optional add-on but a fundamental part of such apps. Yet, no study has investigated the main characteristics of the EH code of mobile apps nor the developers perspective about the good and bad practices of EH in such context. In this work we conducted three complementary studies: (i) one that inspected the EH code of 15 popular Android apps (which overall comprises of 3490 try-catch-finally blocks); and two qualitative studies based an Grounded Theory techniques, on which two surveys were applied to 28 Adndroid developers and 47 Android experts respectively, to get their opinion about the good and bad practices of EH development in Android environment. Some outcomes of the studies show a high occurrence of exception swallowing and only few apps sending exception information to a remote server ? both considered by Android experts as bad practices that negatively impact the app robustness.

Page generated in 0.1174 seconds