In this tutorial, we will learn how to sort a list using using Comparator interface and Lambda expression.  Rewrite Traditional For Loops with Stream and Lambda expression in Java

Sort the List of Objects using Comparator and Lambda expression in Java 8 Click To Tweet

Let’s consider we have a list of objects, and we want to sort them based on a specific attribute. Here’s an example using the Comparator interface and lambda expressions in Java:

Assuming we have a class Student with attributes name and age:

 

 

In the above example:

  • The Student class has a name and age.
  • The Comparator.comparingInt(Student::getAge) creates a comparator that compares Student objects based on their age attribute.
  • Collections.sort(studentList, ...) sorts the studentList using the specified comparator.

 

Output:

find first non repeated character in a string using Java 8

It demonstrates how we can use the Comparator interface and lambda expressions to sort a list of objects based on a specific attribute.

 

Sort the List using Comparator and Lambda in Java 8..!!! Click To Tweet

Do you like this Post? – then check my other helpful posts:

Other Useful References:

Author

  • Deepak Verma

    Deepak Verma is a Test Automation Consultant and Software development Engineer for more than 10 years. His mission is to help you become an In-demand full stack automation tester. He is also the founder of Techndeck, a blog and online coaching platform dedicated to helping you succeed with all the automation basics to advanced testing automation tricks.