Java Sort List of Objects with Comparable

Java

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comparable

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loveprogramming viết ngày 20/04/2021

https://grokonez.com/java/java-sort-list-objects-comparable-example

Java Sort List of Objects with Comparable

This tutorial shows you way to Sort List of Objects using Comparable example.

Related Post: Java Sort List of Objects with Comparator

I. Overview

1. Goal

Sort list of three MyDate(year,month,day) objects.

2. Steps to do

• Implement Comparable interface for the class of objects you want to sort.
• Override compareTo(T other) method and:
• return zero if this object is equal other
• a negative number if it's less than other
• a positive number if it's greater than other
• Use Collections.sort() method.

  III. Practice

  1. Create Class for objects to be sorted

https://grokonez.com/java/java-sort-list-objects-comparable-example

Java Sort List of Objects with Comparable