scholarly journals Developing java design patterns modeller with object-oriented programming

2018 ◽  
Vol 8 (3) ◽  
pp. 132-135
Author(s):  
Egemen Tekkanat ◽  
Murat Topaloglu

Planning is a very important stage for developing software. A number of systems have been developed for the planning stage, which is a must for software development. Object-oriented programming plays the most important part technically in those systems. Using object-based programming effectively minimises the time and money spent in terms of software development processes. One of the best ways for this is to use design patterns that are also known as modules or program segments consisting of more than one classes and supporting code reuse in order to solve the problems recurring during the development of the software. The aim of this study is to develop a design patterns modeller to be used in Java programming language to make the software development a planned, secure and upgradable process while shortening the time spent and reducing the costs via good planning. Keywords: Java, object-oriented, design patterns, modelling.

2021 ◽  
Author(s):  
◽  
Frank Schmager

<p>GO is a new object-oriented programming language developed at Google by Rob Pike, Ken Thompson, and others. GO has the potential to become a major programming language. GO deserves an evaluation.  Design patterns document reoccurring problems and their solutions. The problems presented are programming language independent. Their solutions, however, are dependent on features programming languages provide. In this thesis we use design patterns to evaluate GO. We discuss GO features that help or hinder implementing design patterns, and present a pattern catalogue of all 23 Gang-of-Four design patterns with GO specific solutions. Furthermore, we present GoHotDraw, a GO port of the pattern dense drawing application framework JHotDraw. We discuss design and implementation differences between the two frameworks with regards to GO.</p>


2014 ◽  
Vol 9 (1) ◽  
pp. 87-94
Author(s):  
Alexey Bevzov ◽  
Aleksandr Kurochkin ◽  
Anatoliy Lubkov ◽  
Aleksandr Petukhov ◽  
Pavel Filatov

The paper describes experience of software development for automated system for Large Solar Vacuum Telescope. Most attention is given to the work evolution on the different stages of this process. Automated system software has been developed using Object-Oriented Programming, Design Patterns and Qt tools to achieve reusable code, that can be used in other telescopes and be portable to different operating systems


2017 ◽  
Vol 10 (3) ◽  
pp. 48-52
Author(s):  
Nurindah Dwiyani ◽  
Yeka Hendriyani ◽  
Vera Irma Delianti

The purpose of this article is to analyze the needs of developing the worksheet in the Object Oriented Programming (PBO) course. This research is explorative descriptive research. The subjects of this study are students of Electronics Engineering class of 2016 Faculty of Engineering, State University of Padang. Samples were randomly selected by 20 students. Data were collected using observation sheet of PBO lecture and student questionnaire. The result of the observation indicates that the current worksheet is too wide in the scope of the material because of the combination of the PBO 1 and PBO 2 job sheets and the lack of explanation of the statements on the soure code. The results of the questionnaire development needs of the development of the worksheet show that students need a more easily understood job sheet, equipped with success indicators and glossary of terms or functions in the PBO (Java Programming Language). Keywords :  Needs Analysis, Development of Learning Media, Job sheet, PBO


Author(s):  
Issa A. D. Nesnas ◽  
Michael M. Stanisic

Abstract Due to its inter-disciplinary nature, robotic design often involves the integration of various complex system constituents. As a result, a means to manage this complexity becomes highly desirable, if not essential. The use of object-oriented design and programming is one such means, whereby the system is decomposed into layers of object model hierarchies. The work presented here is part of a project that involved the design of a vision based robot system for planar path tracking. The object-oriented design and decomposition of the robot system software will be presented. The hierarchies of the system’s data abstractions will be analyzed and some of the advantages of using object-oriented techniques will be illustrated through simplified versions of the system’s abstractions. Examples on the concepts of encapsulation, inheritance, polymorphism, and single typing will also be discussed. The use of object-oriented programming not only provides extendable and reusable software, it also provides a better and more efficient means for software development.


2012 ◽  
Vol 6-7 ◽  
pp. 333-336
Author(s):  
Zhen Qi Wang ◽  
Dan Kai Zhang

In order to understand and control the software development process better, improve the quality of software. At the same time, traditional methods of measurement in the field of object-oriented is no longer fit for some of the unique features for object-oriented software, this makes us accelerate the speed of research of object-oriented software metrics, and considerable progress has been made. This paper describes object-oriented software measurement method proposed by Chidamber and Kemerer-- C&K , for its lack, we improved on method of C&K, combined with the features of the Java language, applied software measurement tools that you already have on software measurement indicators for implementation and help developers guide software development processes to meet the needs of users better.


2019 ◽  
Vol 2 (2) ◽  
pp. 1-6 ◽  
Author(s):  
Ram Naresh Thakur ◽  
U.S. Pandey

Object Oriented Software Development (OOSD) is a design technique that is used before the development and design of a software. This design method makes the system appears as a collection of objects to communicate with other objects by passing messages. The Model-View-Controller (MVC) has been inherited from Object-Oriented Programming (OOP) with the integration of Graphical User Interface (GUI) and interactive program execution. The MVC is very useful for developing Interactive and Dynamic Web Applications and iOS. With MVC, developers can trust on design patterns that are widely accepted as solutions for recurring problems. MVC can be used to develop flexible, reusable and modular Software. Applying the MVC design pattern in object-oriented Software development a flexible, reliable, modular and scalable website can be built. So, it’s necessary for every developer to have the knowledge of software development using MVC design pattern.


2021 ◽  
pp. 101-109
Author(s):  
Максим Олександрович Бичок ◽  
Ольга Костянтинівна Погудіна

The subject of study in the article is software development processes using design patterns. The aim is to improve the quality of modern software development projects through the use of experience and knowledge, to build software subsystems that are focused on infrastructure and work with an external client. Objectives: to review the methodology, programming paradigms and the possibility of their application at the design and coding stages of the software development life cycle; development of the concept of using design patterns in software design as knowledge available for reuse, propose an approach to the practical implementation of design patterns to node.js projects. The models used are the Composite design pattern, the Chain of responsibility design pattern. The used methodologies are object-oriented programming, as the most common programming paradigm, a unified modeling language UML for displaying the structure of design patterns. The following results are obtained. Modern methodologies and design paradigms are considered, a classification is formed in the form of a tree structure with a division into declarative and imperative subspecies, it is concluded that within the framework of the study we will use an object-oriented methodology as the most common design paradigm. An example of building an information system of the node.js project is considered. Analyzed the main errors that arise when developing and writing code for working with an external client. The elements of the node.js project and the concepts of structuring their relationship with existing design patterns are considered. An example of a practical implementation of a node.js project and its relationship with the Composite and Chain of responsibility design patterns is considered. In this connection, the work provides the structure of these templates. Findings. The scientific novelty of the results obtained is as follows: the model of design patterns was further developed through their use in the concept of building a node.js application, which makes it possible to improve the quality of interaction between the project team and reduce its execution time.


2021 ◽  
Author(s):  
◽  
Frank Schmager

<p>GO is a new object-oriented programming language developed at Google by Rob Pike, Ken Thompson, and others. GO has the potential to become a major programming language. GO deserves an evaluation.  Design patterns document reoccurring problems and their solutions. The problems presented are programming language independent. Their solutions, however, are dependent on features programming languages provide. In this thesis we use design patterns to evaluate GO. We discuss GO features that help or hinder implementing design patterns, and present a pattern catalogue of all 23 Gang-of-Four design patterns with GO specific solutions. Furthermore, we present GoHotDraw, a GO port of the pattern dense drawing application framework JHotDraw. We discuss design and implementation differences between the two frameworks with regards to GO.</p>


Author(s):  
Alex Blewitt

Patterns are often described in terms of concrete examples in specific programming languages in catalogues (Gamma, Helm, Johnson, & Vlissides, 1995). The description is worded such that a practitioner in an object-oriented programming language will be able to understand the key points of the pattern and translate it into a programming language of their choice.This abstract description of patterns is well suited for intelligent readers, but less suited for automated tasks that must process pattern information. Furthermore, the way in which the pattern information is encoded is often strongly influenced by the type of processing that is being performed on the pattern. In this chapter, the Spine language will be presented as a way of representing Design patterns in a suitable manner for performing verification of a pattern’s implementation in a particular source language. It is used by a proof engine


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