Guide to Implementing the compareTo Method

In this tutorial, we'll explore the Comparable interface and its compareTo method, which enables sorting. We'll look at sorting collections that contain objects from both core and custom classes. As Java developers, we often need to sort elements that are grouped together in a collection. Java allows us to implement various sorting algorithms with any type of data.

As Java developers, we often need to sort elements that are grouped together in a collection. Java allows us to implement various sorting algorithms with any type of data.

For example, we can sort strings in alphabetical order, reverse alphabetical order, or based on length.

In this tutorial, we'll explore the Comparable interface and its compareTo method, which enables sorting. We'll look at sorting collections that contain objects from both core and custom classes.

We'll also mention rules for properly implementing compareTo, as well as a broken pattern that needs to be avoided.

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What is OpenJDK? OpenJDk or Open Java Development Kit is a free, open-source framework of the Java Platform, Standard Edition (or Java SE).

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