Posted in Java

Java 8 onward Default and Static Methods Example

Introduction In this tutorial I am going to show how default and static methods can be included into Java 8 interfaces. Prior to Java 8 you did not have such mechanism to include default method or static method into interface but Java 8 provides such option to include those methods. Prior to Java 8 if a new methods was added…

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Posted in Design Pattern Java

How Singleton Design Pattern Works in Java

Introduction Here in this post I will discuss how singleton pattern works in Java. Singleton pattern is a design solution, where an application wants to have one and only one instance of a class, in all possible scenarios without any exceptional condition. The singleton instance is actually created per JVM but not across multiple JMVs. The singleton class has a…

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