6. Writing Classes

In this unit, you will learn to write your own classes and objects.

• 6.1. Anatomy of a Java Class
  • 6.1.1. Creating a Class
  • 6.1.2. Instance Variables
  • 6.1.3. Methods
  • 6.1.4. Object-Oriented Design
  • 6.1.5. Programming Challenge : Riddle Class
  • 6.1.6. Practice
  • 6.1.7. Summary
• 6.2. Writing Constructors
  • 6.2.1. Practice
  • 6.2.2. Programming Challenge : Student Class
  • 6.2.3. Practice
  • 6.2.4. Summary
• 6.3. Comments and Conditions
  • 6.3.1. Comments
  • 6.3.2. Preconditions and Postconditions
  • 6.3.3. Software Validity and Use-Case Diagrams
  • 6.3.4. Agile Software Development
  • 6.3.5. Programming Challenge : Comments and Conditions
  • 6.3.6. Summary
• 6.4. Accessor Methods
  • 6.4.1. toString()
  • 6.4.2. Programming Challenge : Class Pet
  • 6.4.3. Practice
  • 6.4.4. Summary
• 6.5. Mutator Methods
  • 6.5.1. Programming Challenge : Class Pet Setters
  • 6.5.2. Practice
  • 6.5.3. Summary
• 6.6. Writing Instance Methods
  • 6.6.1. Practice
  • 6.6.2. Summary
• 6.7. Static Variables and Methods
  • 6.7.1. Programming Challenge : Static Song and counter
  • 6.7.2. Summary
• 6.8. Scope and Access
  • 6.8.1. Programming Challenge : Debugging
  • 6.8.2. Practice
  • 6.8.3. Summary
• 6.9. this Keyword
  • 6.9.1. Programming Challenge : Bank Account
  • 6.9.2. Practice
  • 6.9.3. Summary
• 6.10. Social Impacts of CS
  • 6.10.1. Impacts of CS
  • 6.10.2. Summary
• 6.11. Unit 6 Summary
  • 6.11.1. Concept Summary
  • 6.11.2. Java Keyword Summary
  • 6.11.3. Vocabulary Practice
  • 6.11.4. Common Mistakes
• 6.12. Exercises
• 6.13. Lesson Workspace

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