singleton class in java

Singleton Class in Java

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What is Singleton class in java? Singleton class is a class of which we can create only one object. Java program to create Singleton class / Implementing a Singleton class : public class SingltonClassTest { private static SingltonClassTest t = new SingltonClassTest(); private SingltonClassTest() { //don’t allow to create object } public static SingltonClassTest getSingltonClassTest() … Read more

Immutable class in java

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What is Immutable class in java? Immutable class in java is that class of which once we create an object then we are not allowed to change the content or state of that object. How to create Immutable class in java?  Make your class as final (can’t extend further)  Make data member as … Read more