Best Design Patterns In Java For Java Developers in 2020
What exactly are Design Patterns?
Java Design Patterns are simply sets of standardized practices found in the program development industry. They represent solutions, provided by the city, to common problems faced in every-day tasks regarding software development.
There’s an array of design patterns, and you’re probably acquainted with a few of them already. Understanding them and knowing them by heart will help you improve the speed and quality of your development.
Through the use of already evidently defined approaches instead of reinventing the wheel, as well as well-known industry standards you both help your team and yourself produce high-quality applications that are better to maintain and improve.
Another important thing to say is the uniformity and universality. Rather than explaining a concept to another person, you can merely tell them to utilize a certain pattern.
Most of these patterns connect with multiple languages, not merely Java, however, many, like the J2EE Design Patterns can be applied mostly to Java, or rather Java EE.
There are three main design pattern categories: Creational Patterns, Structural Patterns and Behavioral Patterns, but we’ll also dive into J2EE Patterns.
Creational Patterns, as the name implies, are most worried about solutions and options revolving around instantiating objects, and exactly how to take action more efficiently in the most varied of circumstances.
Structural Patterns are concerned about providing solutions and efficient standards regarding class compositions and object structures. Also, they rely on the idea of inheritance and interfaces to allow multiple objects or classes to work together and form a single working whole.
Behavioral Patterns are worried about providing solutions regarding object interaction – just how do they communicate, how are some reliant on others, as well as how to segregate them to be both dependent and independent and offer both versatility and testing capabilities.
J2EE Patterns are worried about providing solutions regarding Java EE. These patterns are widely accepted by other frameworks and projects, like for an example Spring.
Design Patterns in Java
In that name, we’ve compiled a set of all the look Patterns you’ll come across or use as a software developer, implemented in Java.
Chain of Responsibility
Business Delegate Pattern
Composite Entity Pattern
Data Access Object Pattern
Front Controller Pattern
Intercepting Filter Pattern
Service Locator Pattern
Transfer Object Pattern
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