How singleton pattern works in Java

Introduction Here in this post we 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 private constructor that prevents creation of instance from outside the class, i.e., the class itself controls the creation of the object. The singleton class defines a public static operation that…

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