Introduction to Refactoring

• Understanding the concept and importance of refactoring in software development
• Overview of the benefits and goals of refactoring
• Introduction to refactoring principles, techniques, and tools

Code Smells and Identifying Refactoring Opportunities

• Identifying common code smells and signs of code that needs refactoring
• Understanding the impact of code smells on code quality and maintainability
• Recognizing patterns and anti-patterns that indicate the need for refactoring

Refactoring Techniques

• Applying refactoring techniques to improve code structure and design
• Extracting methods and classes to eliminate duplication and improve clarity
• Renaming variables, methods, and classes to enhance readability
• Moving code to appropriate locations for better organization

Code Refactorings

• Applying specific refactorings to improve code quality and maintainability
• Examples of refactorings such as Extract Method, Extract Class, Move Method, Rename Method, Replace Conditional with Polymorphism, and many more
• Understanding the motivation behind each refactoring and when to apply it

Refactoring Large-Scale Changes

• Handling large-scale refactoring efforts in complex codebases
• Strategies for refactoring across multiple files and modules
• Dealing with code dependencies and managing the impact of refactoring

Refactoring and Design Patterns

• Applying refactoring techniques to improve the application of design patterns
• Refactoring code to implement design patterns effectively
• Using design patterns to guide the refactoring process

Refactoring Legacy Code

• Techniques for refactoring legacy code to improve maintainability
• Strategies for introducing tests and test-driven refactoring
• Handling challenges and risks associated with refactoring legacy systems

Refactoring Tools and Techniques

• Understanding and utilizing refactoring tools available for Java development
• Leveraging automated refactoring capabilities in Integrated Development Environments (IDEs)
• Developing custom scripts and tools to automate specific refactoring tasks

Refactoring and Testing

• Strategies for maintaining code integrity during refactoring
• Techniques for writing and executing tests to ensure refactored code behaves correctly
• Applying refactoring patterns to improve testability and test design

Refactoring in Agile Development

• Incorporating refactoring practices into Agile software development methodologies
• Understanding the role of refactoring in iterative and incremental development
• Balancing refactoring efforts with feature development and delivery

Refactoring Case Studies

• Analyzing real-world examples and case studies of successful code refactorings
• Understanding the before-and-after scenarios of code improvements
• Extracting lessons and best practices from refactoring success stories

Refactoring Guidelines and Best Practices

• Exploring additional guidelines and best practices for effective refactoring
• Understanding the principles behind refactoring patterns and refactoring catalogs
• Incorporating refactoring practices into the software development process