Complete Java Design Patterns masterclass from Udemy

Knowing how to build well structured programs and apps, that are scalable and robust is essential for every developer.

That's why I've created this course on Design Patterns for Java.

Here you will learn how to apply popular patterns to your code, such as Builder, Adapter, Abstract Factory, as well as lesser known but very useful patterns, such as Composite, Decorator, Strategy etc.

This course will teach you how to structure your code so that it is more maintainable as it grows, and that it's easier to debug and test. When building a new project, you are not trying to reinvent the wheel, but instead to implement the correct solutions to the problems that you encounter.

It will also teach you the terminology that you need when you communicate with top level developers. When they say they implemented a factory for a piece of code, or the added a builder pattern for the creation of a certain object, you will immediately know what they mean.

This course covers 3 types of design patterns

Creational
Structural
Behavioural

We will also include code samples at each step of the way, so that you already know how to implement these patterns in practice.

What's inside

Learning objectives

Design patterns
Proper java development
Creational patterns

Structural patterns
Behavioural patterns
Coding best practices

Design patterns
Proper java development
Creational patterns
Structural patterns
Behavioural patterns
Coding best practices

Syllabus

Introduction

Introduction: What are design patterns

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Covers creational, structural, and behavioral patterns, which are essential for designing scalable and maintainable Java applications

Teaches design patterns like Builder, Adapter, and Abstract Factory, which are widely used in software development to solve common design problems

Explores design patterns such as Composite, Decorator, and Strategy, which are useful for creating flexible and extensible software architectures

Develops an understanding of terminology used by experienced developers, enabling better communication and collaboration on complex projects

Includes code samples for each design pattern, providing practical guidance on how to implement them in real-world Java projects

Examines patterns like Observer, Chain of Responsibility, and Command, which are valuable for building loosely coupled and highly cohesive systems

Reviews summary

Practical guide to java design patterns

According to learners, this course provides a largely positive experience for mastering Java design patterns. Students particularly appreciate the clear explanations and practical code examples provided. The course offers comprehensive coverage of creational, structural, and behavioral patterns, helping developers write better-structured and more maintainable code. While many find the pace good and easy to follow, a few note that it may not be suitable for absolute beginners or that some patterns could benefit from more in-depth coverage or discussion of advanced use cases. Overall, it's highly recommended for those with some Java background looking to apply patterns practically.

Covers a wide range of essential design patterns.

"Comprehensive coverage of the main creational, structural, and behavioral patterns."

"The course covers a good number of patterns, both common and less common."

"I feel like I got a solid overview of the most important patterns."

"Covers all the major design pattern types discussed in the description."

Concepts are explained clearly and are easy to grasp.

"The explanations are clear and the code examples are practical."

"Instructor explains concepts clearly, making complex ideas understandable."

"Really appreciate the clarity of the lectures."

"I found the explanations easy to follow and understand."

Hands-on coding demos help apply patterns.

"The practical demos were fantastic. I could immediately see how to apply these patterns..."

"Loved how the instructor walks you through building the examples step-by-step."

"I learned how to use practical tools and strategies that I could apply immediately to my work."

"The code examples are very helpful for understanding how to implement the patterns."

Could benefit from more advanced topics or trade-offs.

"Could use more in-depth coverage on complex topics or optimization techniques."

"Decent course, covers the basics well. Could use more advanced examples or discussion on trade-offs..."

"Good overview, but lacks depth on some complex patterns. Might need supplementary material."

"I was hoping for a bit more detail on real-world complex scenarios."

Assumes prior knowledge of Java programming basics.

"Definitely NOT for beginners. You need a strong foundation in Java to keep up."

"Perfect for consolidating knowledge if you have some Java background. It's not for absolute beginners..."

"Learners new to Java might find the pace challenging."

"I recommend having some experience with Java development before taking this course."

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Complete Java Design Patterns masterclass with these activities:

Review Object-Oriented Programming (OOP) Principles

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Solidify your understanding of OOP principles, as design patterns heavily rely on these concepts. Refreshing this knowledge will make it easier to grasp the underlying logic and implementation of various patterns.

Browse courses on Object-Oriented Programming

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Review the core concepts of OOP: encapsulation, inheritance, and polymorphism.
Practice writing simple Java classes that demonstrate these principles.
Identify examples of OOP principles in existing Java code.

Head First Design Patterns

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Read 'Head First Design Patterns' to gain a solid understanding of the core concepts and practical applications of design patterns. This book complements the course by providing a different perspective and reinforcing key ideas.

View Head First Design Patterns: Building Extensible... on Amazon

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Read the chapters corresponding to the design patterns covered in the course.
Work through the examples and exercises provided in the book.
Compare the book's explanations with the course materials to deepen your understanding.

Create a Design Pattern Cheat Sheet

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Create a cheat sheet summarizing the key aspects of each design pattern covered in the course. This will help you consolidate your knowledge and serve as a quick reference guide for future projects.

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For each design pattern, summarize its intent, structure, and participants.
Include a simple code example illustrating the pattern's implementation.
Organize the cheat sheet in a clear and concise manner for easy reference.

Four other activities

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Help others in online forums

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Help other students by answering questions in online forums. This will help you solidify your knowledge and identify areas where you need to improve.

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Find online forums related to Java design patterns.
Answer questions from other students.
Explain your reasoning clearly and concisely.

Implement Design Patterns from Scratch

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Practice implementing design patterns from scratch to solidify your understanding and improve your coding skills. This hands-on experience will help you internalize the patterns and apply them more effectively in your projects.

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Choose a design pattern covered in the course, such as Singleton or Factory Method.
Without referring to the course materials, attempt to implement the pattern in Java.
Compare your implementation with the course examples and identify areas for improvement.
Repeat this process for several different design patterns.

Refactor Existing Code Using Design Patterns

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Apply your knowledge of design patterns by refactoring existing Java code to improve its structure and maintainability. This project will give you practical experience in identifying opportunities to use design patterns and implementing them effectively.

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Find an existing Java project or codebase that you are familiar with.
Analyze the code and identify areas where design patterns could be applied to improve its structure or maintainability.
Refactor the code to implement the chosen design patterns.
Test the refactored code to ensure that it still functions correctly.

Effective Java

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Read 'Effective Java' to improve your overall Java coding skills and gain a deeper understanding of the principles behind good design. This book will complement the course by providing valuable insights into writing robust and maintainable code.

View Effective Java on Amazon

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Read the chapters related to object-oriented design and API design.
Pay attention to the examples and explanations of best practices.
Apply the principles learned from the book to your Java projects.

Career center

Learners who complete Complete Java Design Patterns masterclass will develop knowledge and skills that may be useful to these careers:

Java Developer

A Java Developer specializes in creating applications using the Java programming language, often working on enterprise-level systems or Android applications. This course on Java Design Patterns is highly relevant, as it teaches how to structure code effectively for maintainability and scalability, essential skills for any Java developer. The course's coverage of creational, structural, and behavioral patterns like Singleton, Decorator, and Strategy will enable you to write cleaner, more efficient code. The ability to understand and implement these patterns, as taught in the course—paired with its hands-on code samples—ensures you are well-prepared to build robust Java applications.

See salaries and explore the career path for Java Developer

Software Engineer

A Software Engineer designs, develops, and tests software applications, ensuring they meet the needs of users and are scalable for future growth. This course on Java Design Patterns helps build a foundation in creating robust and maintainable code, a key aspect of software engineering. By learning to apply patterns like Builder, Adapter, and Factory, you'll be better equipped to tackle complex software development projects. The course focuses on creational, structural, and behavioral patterns, which are crucial for designing efficient and well-structured applications. The inclusion of code samples makes this course particularly valuable for software engineers looking to refine their coding practices.

See salaries and explore the career path for Software Engineer

Application Developer

An Application Developer focuses on designing, coding, and testing applications for various platforms, including web, mobile, and desktop environments. This course on Java Design Patterns is beneficial as it provides the proper Java development techniques to create well-structured, scalable applications. Learning to apply patterns such as Composite, Decorator, and Strategy, enhances the ability to solve common design challenges effectively. The code samples along each step of the way, as included in this course, enable Application Developers to apply the patterns in a practical setting.

See salaries and explore the career path for Application Developer

Mobile Application Developer

A Mobile Application Developer specializes in creating applications for mobile devices, often using platforms like Android or iOS, requiring proficiency in languages like Java or Swift. This course on Java Design Patterns is highly relevant, as it teaches how to structure code effectively for maintainability and scalability, essential skills for any mobile app developer. The course's coverage of creational, structural, and behavioral patterns like Singleton, Decorator, and Strategy enables you to write cleaner, more efficient code. Implementing these patterns, as taught in the course—with its hands-on code samples—ensures you are well-prepared to build robust mobile applications.

See salaries and explore the career path for Mobile Application Developer

Software Architect

A Software Architect is responsible for making high-level design choices and setting technical standards, including software coding standards, tools, and platforms. This Complete Java Design Patterns masterclass helps in understanding how to build well-structured and scalable programs, which is critical in software architecture. The course introduces architectural design patterns such as Builder, Adapter, and Abstract Factory. It covers ways to structure code so that it is more testable and maintainable—elements which are critical to a successful architecture. The terminology this course teaches is exactly what you need when communicating with other developers.

See salaries and explore the career path for Software Architect

Technical Lead

A Technical Lead manages a team of developers, providing technical guidance, overseeing code quality, and ensuring projects are delivered on time and within budget. The Complete Java Design Patterns masterclass helps in understanding how to build well-structured and scalable programs, important knowledge for a Technical Lead. The course will aid in understanding terminology. When developers say they implemented a factory for a piece of code, or the added a builder pattern for the creation of a certain object, you will immediately know what they mean. The concepts in this course will help in structuring code so that it is more maintainable as it grows and will lead to ease of debugging and testing.

See salaries and explore the career path for Technical Lead

Solutions Architect

A Solutions Architect designs and implements IT solutions that address specific business problems, often involving the integration of various software and hardware components. This course on Java Design Patterns helps understand how to build well-structured and scalable programs, a crucial aspect of designing effective solutions. The course covers creational, structural, and behavioral patterns, which are essential for creating robust and maintainable IT systems. The ability to apply design patterns, as taught in this course, will greatly enhance a Solutions Architect's ability to create efficient, well-integrated solutions.

See salaries and explore the career path for Solutions Architect

System Architect

A System Architect designs and implements the overall structure of IT systems, including hardware, software, and networks. The Java Design Patterns course is valuable for System Architects, given that it will teach how to build well-structured programs and apps, that are scalable and robust. By delving into Creational, Structural, and Behavioral patterns, System Architects can learn to design systems that are easier to maintain, debug, and test. The course assists in implementing the correct solutions to design problems and allows them to communicate effectively with top-level developers.

See salaries and explore the career path for System Architect

Software Consultant

A Software Consultant advises organizations on how to use software and technology to achieve their business goals, requiring a broad understanding of software development principles and best practices. This Complete Java Design Patterns masterclass helps Software Consultants advise clients on building scalable and robust applications. By learning how to apply patterns like Builder, Adapter, and Factory, you are better positioned to recommend effective solutions for complex software development challenges. The course's emphasis on creational, structural, and behavioral patterns will inform recommendations for structuring code for better maintainability and testability.

See salaries and explore the career path for Software Consultant

Full-Stack Developer

A Full Stack Developer works on both the front-end and back-end of applications, requiring a broad range of skills in programming, database management, and server administration. This course on Java Design Patterns can be useful, as it provides techniques for building well-structured and scalable applications, particularly on the back-end. The courses' focus on creational, structural, and behavioral patterns, such as Factory, Decorator, and Observer, will help in writing cleaner, more maintainable code. This course can improve your ability to tackle complex development challenges.

See salaries and explore the career path for Full-Stack Developer

Backend Developer

A Backend Developer specializes in server-side logic, databases, and APIs, which power applications and websites. The Complete Java Design Patterns masterclass may be useful for Backend Developers, as it provides insights into building structured, scalable, and robust programs. The course's focus on creational, structural, and behavioral patterns such as Singleton, Adapter, and Observer can inform the design of more maintainable and efficient backend systems. The ability to implement the patterns in practice adds to the developer's confidence in tackling complex backend challenges.

See salaries and explore the career path for Backend Developer

Principal Software Engineer

A Principal Software Engineer is a senior-level engineer who provides technical leadership and guidance on complex projects, requiring a deep understanding of software architecture and design patterns. This Complete Java Design Patterns masterclass may be useful for Principal Software Engineers looking to refine their skills in building scalable and maintainable applications. The course teaches how to apply popular patterns to code, such as Builder and Adapter. By learning about creational, structural, and behavioral patterns, and with code samples at each step, a Principal Software Engineer can improve their ability to architect complex software systems.

See salaries and explore the career path for Principal Software Engineer

Cloud Engineer

A Cloud Engineer is responsible for designing, building, and maintaining cloud infrastructure and services, requiring skills in areas like cloud computing platforms, automation, and DevOps practices. This course on Java Design Patterns explores how to build well-structured and scalable programs, important for Cloud Engineers. The course's focus on creational, structural, and behavioral patterns, such as Factory, Decorator, and Observer, will help in writing cleaner, more maintainable code. This may enhance your ability to tackle complex challenges.

See salaries and explore the career path for Cloud Engineer

Data Engineer

A Data Engineer designs, builds, and maintains data pipelines and infrastructure, enabling data scientists and analysts to access and analyze large datasets. While this course focuses on Java Design Patterns, the underlying principles of building scalable and maintainable systems may be useful to a Data Engineer. The course covers creational, structural, and behavioral patterns. A better understanding of effective code structuring techniques improves ability to design robust data processing pipelines. The terminology learned in this course will let you communicate successfully with developers.

See salaries and explore the career path for Data Engineer

Database Administrator

A Database administrator is responsible for securing and maintaining databases. The design patterns in the Complete Java Design Patterns masterclass course might assist in how databases are designed and secured. Ultimately, the skills of coding properly in Java are critical to database management. Knowing the terminology is also helpful.

See salaries and explore the career path for Database Administrator

Complete Java Design Patterns masterclass

What's inside

Learning objectives

Syllabus

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Reviews summary

Practical guide to java design patterns

Activities

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