uestion: ( Advance Payments (prepayments) Tracking System. ) Design a system to track advance payments
In this question, step 4 of the question given below is asked. Screenshots of the solution of step 2 and step 3 of this problem are attached.
Question:
( Advance Payments (prepayments) Tracking System. )
Design a system to track advance payments made to employees. Use uml diagrams and design patterns in this system. The design steps will be as follows.
Step 1 - Prepare an analysis document on the given topic.
Step 2 - Create a Use case diagram for your requirement that contains at least 3 actor, 10 use case and use all relationship type
Step 3 - Create an activity diagram for requirement
Step 4 - Create a class diagram for all requirement that contains at least 10 class, necessary relations and types. Include important attribute of class. Use three of the patterns in your class design using at least one creational, structural, and behavioral in an integrated way. (it should be written which patterns are used). (Use uml diagram tool) (Use aggregation, composition, inheritance, realization, dependency.. )
Step 5 - Code one of the design patterns you use with java.
Note: The design should be homogenate. Excessive usage of any property type, object type, or function type is not suitable. For example, for creating 10 relations between classes, the number of relation types for aggregation, composition, etc. should be near to each other. "
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