Java 8 – How to Reverse a String in place ?
In this article, we will see how to reverse a String in place using traditional & Java 8 Stream approaches 1. Traditional approach : ReverseStringInPlace.java Read More
Tag: immutable
Java – How to make a Collection read-only or unmodifiable ?
In this article, we will discuss how to convert a modifiable Collection into an unmodifiable Collection using Collections.unmodifiableCollection(); method 1. Collection implemented classes: Classes that implement directly or via Collection are, ArrayList LinkedList Read More
Java – How to make a HashMap read-only or unmodifiable ?
In this article, we will discuss how to convert a modifiable HashMap entries into an unmodifiable HashMap entries using Collections.unmodifiableMap(); method 1. Convert HashMap to Read More
Java – How to make a HashSet read-only or unmodifiable ?
In this article, we will discuss how to convert a modifiable HashSet into an unmodifiable HashSet using Collections.unmodifiableSet(); method 1. Convert HashSet to Read-only: HashSet Read More
Java – How to make an ArrayList read-only or unmodifiable ?
In this article, we will discuss how to convert a modifiable ArrayList into an unmodifiable ArrayList using Collections.unmodifiableList(); method 1. Convert ArrayList to Read-only: ArrayList Read More
Java – How to construct an immutable class ?
In this article, we will discuss how to construct or create an immutable class step-by-step This is one of the favorite interview questions for fresher and Read More