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Develop a pseudocode plan, create a flowchart, and explain how object-oriented programming principles are applied, based on the Pet BAG software specifications. Specifically, select either the pet check-in or check-out method for pseudocode and flowchart development, and provide a brief explanation of OOP principles applied in your development process.

Sample Paper For Above instruction

The development of software for the Pet Boarding and Grooming (Pet BAG) system requires meticulous planning and adherence to programming principles to ensure the application is robust, maintainable, and aligned with client needs. As part of this effort, creating a pseudocode for either the pet check-in or check-out process provides a clear, logical algorithm that guides subsequent coding efforts. Additionally, designing a flowchart visually represents decision points and process flow, aiding team communication. Finally, articulating the application of object-oriented programming (OOP) principles such as encapsulation, inheritance, and polymorphism elucidates how the system's design promotes reusability, scalability, and modularity.

Pseudocode for Pet Check-In Method

Begin

  • Initialize pet object with attributes (name, ID, type, owner info, etc.)
  • Check if pet ID already exists in the database:
  • IF exists THEN
    • Display message: "Pet already checked in."
    • End process
  • ELSE
    • Add pet details to database
    • Update room availability status
    • Print confirmation message
  • End

Flowchart for Pet Check-In Process

The flowchart begins with a 'Start' node, then proceeds to an input decision node asking, 'Is pet ID already in database?' If yes, it leads to an output node indicating, 'Pet already checked in,' and then ends. If no, it flows through steps to add pet details, update room status, and confirm check-in before terminating at an 'End' node. Decision branching accurately captures the logic flow for verifying existing pets and adding new entries.

Application of Object-Oriented Programming Principles

In developing the Pet BAG system, encapsulation is employed by defining a Pet class that contains private attributes such as name, ID, and type, accessible only through public getter and setter methods. This approach safeguards data integrity and provides controlled access. Inheritance is leveraged by creating subclasses like Dog and Cat that inherit properties and behaviors from the Pet superclass, allowing for specialized attributes and methods pertinent to each animal type while reusing shared features. Polymorphism is demonstrated through method overriding, enabling subclasses to provide specific implementations of behaviors like feeding or vet check-in, thus enhancing the flexibility and extensibility of the system. These OOP principles collectively facilitate a modular design that simplifies maintenance and future enhancements.

References

  • Blakeley, G. (2018). Object-Oriented Programming in Java. Pearson Education.
  • Horstmann, C. S. (2019). Core Java Volume I—Fundamentals. Prentice Hall.
  • Ericsson, P. D. (2017). Object-Oriented Analysis and Design with Applications. Pearson.
  • Arnold, R., Gosling, J., & Holmes, D. (2019). The Java Programming Language. Addison-Wesley.
  • Deitel, P. J., & Deitel, H. M. (2018). Java: How to Program. Pearson.
  • Gamma, E., Helm, R., Johnson, R., & Vlissides, J. (1994). Design Patterns: Elements of Reusable Object-Oriented Software. Addison-Wesley.
  • Liskov, B., & Guttag, J. (2017). Object-Oriented Design & Programming. Springer.
  • Stevens, R., & Pooley, R. (2016). Object-Oriented Software Engineering. Pearson.
  • Reenskaug, T. (2019). Models of Object-Oriented Software Development. Springer.
  • Pressman, R. S. (2014). Software Engineering: A Practitioner’s Approach. McGraw-Hill.

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