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Design Patterns
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Compiled set of basic & advanced design pattern tutorials to help you get started with various java design pattern concepts.
Strategy Design Pattern in Java
The Strategy design pattern belongs to the behavioral family of pattern that deals with change the behavior of a class by changing the internal algorithm at runtime without modifying the class itself. This allows extensibility and loose coupling of objects.
State Design Pattern in Java
Over the course of this article, we will examine State design pattern in java with help of realtime examples. The State design pattern belongs to the behavioral family of pattern that deals with the runtime object behavior based on the current state. The definition of State Design Pattern as per the original Gang of Four book is; "Allows an object to alter its behavior when its internal state changes. The object will appear to change its class".
Template Method Design Pattern in Java
Over the course of this article, we will examine the Template Method design pattern in java with help…
Brief introduction to Software Design Patterns
What are Design Patterns? Patterns exist everywhere in the world. In culinary, art, medicine, law, mathematics, music, dancing…
Interface Segregation Principle
This article explains the interface segregation principle and its uses. Interface segregation is a design principle that deals…
Factory Method Design Pattern in Java
Over the course of this article, we will examine one of the most commonly used patterns, the Factory method pattern in java.. The Factory design pattern provides a way to use an instance as an object factory. The factory can return an instance of one of several possible classes in a class hierarchy, depending on the data provided to it.
Builder Design Pattern In Java
Over the course of this article, we will examine Builder design pattern in Java. Builder design pattern belongs to the creational family of pattern, that control the object instantiation process. Builder design pattern simplifies the object instantiation process for complex objects.
Prototype Design Pattern In Java
Prototype design pattern belongs to the structural family of pattern. It is used when the type of objects to create is determined by a prototypical instance, which is cloned to produce new objects
Adapter Design Pattern In Java
Over the course of this article, we will examine Adapter design pattern in Java. Java Adapter design pattern allows two incompatible classes to work together by converting the interface of one class into an interface expected by the clients.
Observer Design Pattern In Java
Observer design pattern defines one-to-many dependency between objects in which one object changes state, all its dependents are notified. Observer design pattern sometimes called as publisher-subscriber design pattern in networked models.
Singleton Design Pattern in Java
Java Singleton pattern belongs to the creational family of design patterns that governs the instantiation process. This pattern ensures at most one instance of a particular class is ever created in your application.