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Chain of Responsibility Design Pattern in Java is one of the articles among the collection of articles dedicated to explaining OOP Design Patterns in Java. In 1994, four authors, Addison-Wesley, by Erich Gamma, Richard Helm, Ralph Johnson, John Vissides wrote a book: Design Read more
If you are a Java developer, you already know the power of Java. But have you ever thought about What are the limitations of Java? If you have attended any of the Core Java Developer interviews, you may have come Read more
The builder design pattern in Java is one of the articles among the collection of articles dedicated to explaining OOP Design Patterns in Java. In 1994, four authors, Addison-Wesley, by Erich Gamma, Richard Helm, Ralph Johnson, John Vissides wrote a Read more
SOLID Software Design Principles helps to develop understandable, maintainable, and scalable software systems. Each letter of SOLID stands for one principle. The principles are a subset of many principles promoted by American software engineer and instructor Robert C. Martin Design Read more
@ControllerAdvice is a sub type of @Component annotation and it useful to handle exceptions across the whole application in a single place. When to use @ControllerAdvice? If you have number of controllers, handling exception from each controller method is a Read more
Spring AOP (Aspect Oriented Programming) is one of the key features of the Spring Framework. While Spring’s DI (Dependency Injection) decouples the application objects, Spring AOP decoupled application-wide concerns such as transactions, security, and logging from the objects in which Read more
Here you will understand what Factory Method pattern is and you will see how this design pattern helps to solve a real-world problem. I thought describing it with solving a real-world problem will help you to understand it rather than Read more
Designing software with reusable object-oriented components is a difficult task. As a designer coming up with a design from scratch for each and every problem you face is a nightmare. When designing a solution, first you need to solve the Read more
@Repository, @Service, and @Controller are extended from @Component. Which means technically all are the same. But there are some differences in usages and functionalities. In this article, you will an understanding of @Component, @Repository, @Service, @Controller annotations What is the Read more
What is Spring Boot? Spring boot allows developers to create production-ready Spring-based Java applications with minimal Spring configurations. With Spring boot you can concentrate more on the business logic and less on infrastructure. In this article you will get the Read more