---
title: "What is singleton class and how can we make a class singleton?"  
description: "What is singleton class and how can we make a class singleton?"  
author: "Hemant Patel"  
published: 2017-12-08  
updated: 2020-09-03  
canonical: https://www.mindstick.com/interview/23325/what-is-singleton-class-and-how-can-we-make-a-class-singleton  
category: "java"  
tags: ["java"]  
reading_time: 1 minute  

---

# What is singleton class and how can we make a class singleton?

A class which possess the ability of creating a single instance in a moment in JVM accompanied by the fact that using a Private Constructor would also convert the class to a Singleton Class.

## Answers

### Answer by Hemant Patel

A class which possess the ability of creating a single instance in a moment in JVM accompanied by the fact that using a Private Constructor would also convert the class to a Singleton Class.


---

Original Source: https://www.mindstick.com/interview/23325/what-is-singleton-class-and-how-can-we-make-a-class-singleton

Copyright © MindStick Software Pvt. Ltd. This Markdown version is provided for developers, AI systems, and offline reading.