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
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
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
In this article, we will discuss how to convert Stream into a ConcurrentHashMap in Java 1.8 version using Stream API Stream to ConcurrentHashMap : Using Read More
In this article, we will discuss how to convert Stream into a TreeMap in Java 1.8 version using Stream API Stream to TreeMap : Using Read More
In this article, we will discuss how to convert Stream into a LinkedHashMap in Java 1.8 version using Stream API Stream to LinkedHashMap : Using Read More
In this article, we will discuss how to convert Stream into a HashMap in Java 1.8 version using Stream API Stream to HashMap : Using Read More
In this article, we will discuss how to convert Stream into a TreeSet in Java 1.8 version using Stream API. TreeSet doesn’t allow duplicates but Read More
In this article, we will discuss how to convert Stream into a LinkedHashSet in Java 1.8 version using Stream API. LinkedHashSet doesn’t allow duplicates but Read More
In this article, we will discuss how to convert Stream into a HashSet in Java 1.8 version using Stream API. Unlike List, Set neither allows Read More
In this article, we will discuss how to convert Stream into a LinkedList in Java 1.8 version using Stream API Stream to LinkedList : Using Read More
In this article, we will discuss how to convert Stream into an ArrayList in Java 1.8 version using Stream API Stream to ArrayList : Using Read More
In this article, we will discuss how to iterate/print List (ArrayList/LinkedList) from Java 1.0 to Java 1.8 version. In one of the previous article, we Read More
In this article, we will discuss how to sort list of Objects on multiple field/parameters using static method Comparator.comparing() and default method thenComparingDouble() Comparing.comparing() method is Read More
In this article, we will discuss how to sort list of Objects on multiple field/parameters using static method Comparator.comparing() and default method thenComparingLong() Comparing.comparing() method is Read More
In this article, we will discuss how to sort list of Objects on multiple field/parameters using static method Comparator.comparing() and default method thenComparingInt() Comparing.comparing() method is Read More
In this article, we will discuss how to sort list of Objects on multiple field/parameters using static method Comparator.comparing() and default method thenComparing() for custom/reverse sorting Read More
In this article, we will discuss how to sort list of Objects on multiple field/parameters using static method Comparator.comparing() and default method Comparator.thenComparing() 2-level attribute sorting Read More
In this article, we will discuss how to sort list of Objects on the basis of specific double parameter/field using Java 8 Comparator’s static method Read More
In this article, we will discuss how to sort list of Objects on the basis of specific long parameter/field using Java 8 Comparator’s static method Read More
In this article, we will discuss how to sort list of Objects on the basis of specific integer parameter/field using Java 8 Comparator’s static method Read More