4 1 software architecture

It is intended to capture and convey the significant architectural decisions which have been made on the system. In november 1995, while working as lead software architect at hughes aircraft of canada philippe kruchten published a paper entitled. The way that software components subroutines, classes, functions, etc. This publication doesnt make specific references to uml. The purpose of separating the architecture into multiple concurrent views was to isolate and illustrate different aspects of the design with information specifically oriented towards different stakeholders. This use of multiple views allows to address separately the concerns of the various stakeholders of the architecture. The software architecture of a program or computing system is a depiction of the system that aids in understanding how the system will behave.

Kruchten, documentation of software architecture from a knowledge management perspectivedesign. Also i am interested on to marry lightweight processes and architecture. Logical view or structural view an object model of the design 2. According to bass et al 1, the software architecture of a system is the structure or structures of the system, which comprise software components, the externally visible properties of. This document provides a comprehensive architectural overview of the system, using a number of different architectural views to depict different aspects of the system. The paper presents a model for presenting software architectures based on the use of multiple, concurrent views. For the love of physics walter lewin may 16, 2011 duration. Software architecture software engineering institute.

Here are some recent publications on this topic most recent first. This term also references software architecture documentation, which facilitates stakeholder communication while documenting early and highlevel decisions regarding design and design component and pattern reuse for different projects. A system architecture is a conceptual model that defines the structure, behavior, and more views of a system. Software architecture constrains its allocation to structure when other quality attributes are important. Software architecture descriptions are commonly organized into views, which are analogous to the different types of blueprints made in building architecture. Scope the scope of this sad is to depict the architecture of the distributed team collaboration processes ii tool dtcpii tool online application created by the students of omse555 20102012. Architects capture their design decisions in four views and use the fifth view to illustrate and validate them. Paper published in ieee software 12 6 november 1995, pp.

The views are used to describe the system from the viewpoint of different stakeholders, such as endusers, developers, system engineer, and project managers. The definition of software architecture as per ieee recommended practice for architectural description of software. In recent years a realization has grown of the importance of software architecture. Software architecture serves as the blueprint for both the system and the project developing it, defining the work assignments that must be carried out by design and implementation teams. Layered architecture the most common architecture pattern is the layered architecture pattern, otherwise known as the ntier architecture pattern.

The logical view describes the designs object model when an objectoriented design method is used. In the last few years, i have been interested in architectural design decisions and architectural knowledge. This article presents a model for describing the architecture of software intensive systems, based on the use of multiple, concurrent views. Layered architecture software architecture patterns. Requirements for a system come in a variety of forms. Process view or behavioral view concurrency and synchronization aspects 3. This use of multiple views allows to address separately the concerns of the various stakeholders of. Software architect software architecture is the fundamental organization of a system, represented by its components, their relationships to each other and. This chapter provides the context for the discussion of specific quality attributes in chapters 511.

Development view or implementation view static organization subset of the software 4. In summary, you can think of the c4 model as a simplified version of the underlying concepts, designed to 1 make it easier for software developers to describe and understand how a software system works and 2 to minimise the gap between. Model to capture the description of software implementation or architecture into. Each view addresses a set of system concerns, following the conventions of its viewpoint, where a viewpoint is a specification that describes the notations, modeling, and analysis techniques to use in a view that expresses the architecture. The logical view focuses on functionality exposed to end users. Learn software architecture from university of alberta. Autosar focuses on main strategic targets as modularity, configurability and transferability of software modules, and the. Understanding quality attributes in software architecture.

This statement sounds rather bold at first, but when you think about it you realize that it cannot be otherwise. Abstract this article presents a model for describing the architecture of softwareintensive systems, based on the use of multiple, concurrent views. The logical view describes the designs object model, the. In this course you will study the ways these architectures are represented, both in uml and other visual tools. A good thesis will have a strong introduction that states a hypothesis to be tested, identifies a clear aim and objectives, and provides a so. This synthetic approach is a little theoretical at times, but the authors also present over a dozen patterns and provide. The four views are the logical view, development view, process view, and physical view. The quality of a bachelors thesis is not determined by the title, but how the subject matter is treated. Scope the scope of this sad is to depict the architecture of the online catering application created by the company yummy inc. The logical view describes the designs object model, the process view describes the designs concurrency and synchronization aspects.