Sofware Develpment in JAVA
Table of Contents
Cohesion 1
Cohesion of methods 2
Cohesion of classes: 3
Cohesion for readability……………………………………………………………………………………………………………4
Cohesion for reuse……………………………………………………………………………………………………………………4
Coupling 4
Encapsulation 5
Ease of maintenance……………………………………………………………………………………………………………………5
Too much information ……………………………………………………………………………………………………………….5
Controlling mutation……………………………………………………………………………………………………………………6
Private methods………………………………………………………………………………………………………………………..7
Wrapping up with refactoring…………………………………………………………………………………………………….7
Refactoring for language independence……………………………………………………………………………………..7
Ease of enhancement for the GUI………………………………………………………………………………………………….7
MVC………………………………………………………………………………………………………………………………………………7
Use of pattern……………………………………………………………………………………………………………………………….8
Structure of a pattern…………………………………………………………………………………………………………………9
Decorator…………………………………………………………………………………………………………………………………..9
Singleton…………………………………………………………………………………………………………………………………..9
Factory method…………………………………………………………………………………………………………………………9
Observer…………………………………………………………………………………………………………………………………..9
Reference………………………………………………………………………………………………………………………………………10
1.0 Cohesion
In object-oriented systems, the level of the relatedness of the members in a class and strong cohesion has been acknowledged as highly beneficial properties of classes refer as cohesion. Most of the existing cohesion measures do not take into Description and some Property of classes, and thus they fail to properly reflect the cohesiveness of classes. To find solution of...
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...lp in creating the good class structure.
References:
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In doing so you are building onto those concepts and values creating a stronger sense of understanding of Marine Corps values. Cohesion in simplified terms is a unification of equilibrium between unit members. In the long run, it 's strengthened over time, producing the installment of “individual morale, confidence in the unit’s combat capability, confidence in unit leaders, horizontal cohesion, and vertical cohesion. In combination, these dimensions dramatically affect the capabilities of a unit.” (MCRP 6-11 pg.5-3). There are many versions of cohesion, as this concept plays an important benefactor under the sense of belonging. Cohesion plays a big role in indicating to yourself, where in your unit or how in your unit you fit in “the big picture.” This concept is an essential tool to be included in all aspects of the various levels of
Group cohesion is defined as a dynamic process “which is reflected in the tendency for a group to stick together and remain united in the pursuit of its instrumental objectives” (Carron et al., 1985). Literature in to the field of group cohesion is vast Levi, (2001) Discusses group cohesion and refers to the interpersonal bonds that mould a group together. Several various theorists feel that the fundamental components of group cohesion is that of a feeling of belonging or social identity (Lott & Lott 1965:- Hogg 1992)
A framework is a set of classes that supports reuse at larger granularity. It defines an object-oriented abstract design for a particular kind of application which enables not only source code reuse, but also design reuse [Johnson & Foote, 1988]. The framework abstract structure can be filled with classes from its own library or application-specific ones, providing flexibility for the developer to adapt its behavior to each application. Besides flexibility, a good framework also increases the team productivity and makes application maintenance easier [Fayad et al. 1999].
Cohesion is the “glue” that binds a group of people together. It represents the unity of a group and shows the strength of the bond between group members. This is a direct reflection of the efforts that are coordinated to achieve a goal. Many factors can affect the success of group cohesion such as group size, stability, and success; however a level of group cohesion can still be achieved if the members have a willingness to work together towards the same goal. There is very little commonality between the cohesion that exists and looking at each factor, the individual might identify keys to group cohesion success. On a successful team the capabilities of the members to work together on future projects is sustainable and stronger.
It is well known that the team work is far better than performing a task individually. Such kind of practice plays a very important role in software engineering. A lot of things can be achieved together with the combination of diversified people, as they input different tactics and skills so that the main objective of a certain mission can be accomplished appropriately. Even though teaming up and working for a project is essential and helpful; there exist some issues that could bring interruptions and conflicts in the team.
Long studied in the literature is the consistent relationship between cohesion and team performance (e.g., Beal et al., 2003; Gully et al., 2013; Mullen & Cooper, 1994). As the most studied emergent state (LePine et al., 2008), Festinger (1950) describes cohesion as, “the resultant forces which are acting on the members to stay in a group” (p. 274). The conceptualization of this emergent state includes two components known as task and social cohesion (Festinger, Schachter & Back, 1950). According to Festinger et al. (1950), task cohesion occurs when the accomplishment of tasks yields the achievement of important goals for both the individual and the collective whole. Task cohesion is a product of the necessity for individuals to work in groups
The problem is to find a form of association … in which each, while uniting
Cohesion is defined as the action or fact of forming a united whole. I believe cohesion is one of the most vital elements for group
Group cohesiveness is a dynamic process reflected in the tendency for a group to stick together. Group members are willing to work together and communicate with another one if there is group cohesiveness (Huang, 2009). I agree that it is vital to play off of the skills and strengths of each member for this will strengthen the overall experience.
Group cohesion is basically the overall attractiveness of the group for each of its members and it occurs in all types of groups. If this is not a strong feeling then the group will not and cannot be cohesive. All members must buy in to the idea that they belong and are valuable to the group. Being comfortable with other members and feeling that they care about you is most important to this process. I have read some research previously that talked about group cohesion and how members have greater self-esteem from this process because they feel important, understood,
This paper has the intention to explain what Rational Unified Process (RUP) is like an IBM product and a CASE tool. After is explained what phases it has, what are the most common extensions thus what are its workflows more used. The Rational Unified Process (RUP) is a software design method created by the Rational Software Corporation and now is part of IBM developer software. This paper describes how to deploy software effectively. The Rational Unified Process (RUP) use commercially proven techniques, and is a heavy weight process, and hence particularly applicable to larger software development teams working on large projects.
obect orientated programming has many advantages, one of these is the fact that the objects created : Jeffrey L. Popyack (2012) "can easily be reused in other programs." The Saylor Foundation also states that object orientated programming allows “Improved software-development productivity" and "Improved software maintainability” through the modular structure of the development.
Study of Literature for related work is the most important step in software development process. Before designing and developing the tool it is necessary to determine the time factor, the economy and company strength. Considering the importance of software reliability in software engineering, its prediction becomes a very fundamental issue. Machine learning and soft computing techniques have been leading the statistical techniques in last two decades as far as their applications to software engineering are concerned. The most recent research work carried out for predicting software reliability was Hybrid intelligent systems for predicting software reliability [1] Mohanty et al. (2013). The author has employed recurring architecture for Genetic Programming and Group Method of Data Handling (GMDH) and also collaborative models involving GP, GMDH as constituents and GP, GMDH, BPNN and Average as arbitrators in predicting software reliability. Another state-of-the-art review [2] Mohanty et al. (2010) validates the affirmation. The techniques that were employed by the authors were machin...
Porter, Harry H., III. The Java Language: A White Paper Overview. http://web.cecs.pdx.edu/. The Cat, 5 May 2002. Web. 13 Dec. 2013. .
The team from Nut Island had the potential to accomplish great things. They were a very cohesive team. Cohesiveness relates to the degree to which members are attracted to and motivated to remain part of that team. A cohesive group member values his or her membership and strives to maintain a positive relationship within the group. Every person working at Nut Island wanted to be there and would not let anything get in the way of their team.