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Analyze a problem & design a solution in Java

November 6, 2009 4 comments

  

Module 2 – Analyze a problem & design a solution.

 

Objective:

Analyzing a problem & designing a solution using object oriented concepts:

1. Analyse a problem using object oriented analysis
2. Design classes from which objects will be created

 

1. Analyze a problem using object oriented analysis:

In this process, the first step is to understand your domain & the domain will probably be the business you are trying to solve the pblm for, or the area to create new product.

 Case study:

A company called Direct Clothing  sells shirts from thier catalog.  We have to develop a product for this company for the same catalog. So initially we have to understand few points about thier shirts
ex:

  • Each shirt has an item identity(ID) – bar code
  • One or more colors – blue, green etc
  • One or more sizes
  • Have description – type of material, style etc
  • Price
  • Direct Clothing accepts cheques & credit card payments.

 

11. case study

 

 

The current system:

During analysis stage, you also have to learn about the current system if there is one. Currently, say there are 2 ways in which a customer can place thier order with Direct Clothing

  • Call customer care over phone and place the order.
  • Mail or Fax an order form to place the order.

 

12. current system

 

The proposed system: Read more…

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