Adapter Design Pattern in Java with Example

Adapter design pattern in Java, also known as the Wrapper pattern is another very useful GOF pattern, which helps to bridge the gap between ...

Java Object Oriented Analysis and Design Problem - Vending Machine Part 2

This is the second part of Java tutorial to show how to create Vending Machine in Java. In the first part, we have discussed problem stateme...

Command design Pattern in Java with Example

In simple words, Command design pattern is used to separate a request for an action from the object which actually performs the action . Th...

Difference between Singleton Pattern vs Static Class in Java

Singleton pattern vs Static Class (a class, having all static methods) is another interesting questions, which I missed while blogging abo...

Difference between Factory and Abstract Factory design pattern in Java

Both Abstract Factory and Factory design pattern are creational design pattern and use to decouple clients from creating object they need, B...

How to create thread safe Singleton in Java - Java Singleton Example

Thread safe Singleton means a Singleton class which returns exactly same instance even if exposed to multiple threads. Singleton in Java has...

Inversion of Control and Dependency Injection design pattern with real world Example - Spring tutorial

Inversion of Control and Dependency Injection is a core design pattern of Spring framework. IOC and DI design pattern is also a popular desi...

Builder Design pattern in Java - Example Tutorial

Builder design pattern in Java is a creational pattern i.e. used to create objects, similar to factory method design pattern which is also...