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In practice, it is common that a framework and its client programs evolve simultaneously. Thus, developers of client programs may need to migrate their programs to the new release of the framework when the framework evolves. As framework developers can hardly always guarantee backward compatibility during the evolution of a framework, migration of its client program is often time-consuming and error-prone...
Up to now, the “4+1” View model, which has been approbated widely, has become an authoritative method to depict the architecture of software. In pragmatic application, however, this comprehensive description has not been applied well and the relevant research about it has ceased for long time. In this paper, we analyze the core conceptions of the “4+1” View model, and discuss its advantages and limitations...
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