Java API Documentation

Java API documentation is similar to an instruction manual for software and web developers to read whenever they are interested in utilizing a new Java API. Java API documentation has official and unofficial guides, made by the huge community that supports the Java programming language.

Steven Ang Cheong Seng

Steven Ang Cheong Seng

7 June 2025

Java API Documentation

As we speak, there are various types of Java API documentation that you can search or find on the internet. However, you can find and confidently rely on one of the versions: the official Oracle Java API documentation.

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Apidog is a free, powerful API design-first development platform that enables developers to build APIs faster and together seamlessly.

Apidog supports the Java language so that Java web developers can also use the application. If you are a Java developer as well, consider using Apidog. All you have to do is click the button below to get started!

Before diving deeper into what Oracle's Java API documentation is really about, an explanation for each unique term from the phrase "Java API Documentation" will be made.

Java - Object-Oriented Programming Language

Java is a high-level, object-oriented programming language. It is one of the most popular programming languages among web developers and software engineers.

To understand why Java is widely used, take a look at Java's key features:

Famous Examples of Java Applications

The many advantages of Java have brought a ton of innovation in the web and software development scene. Today, all of us get to enjoy the wonderful products of Java. These are the most famous examples of Java!

Example #1 - Uber

uber java app
Uber is a Car Hailing Application Made with Java

Uber is an international car-hailing application founded in 2009. Java helps Uber by supporting services that provide geolocation, push notifications, and SMS integration with payment.

Example #2 - Spotify

spotify java app
Spotify is a Music and Podcast Streaming App built with Java

Do you have a Spotify playlist for coding? The music and podcast streaming application that allows you to listen to your favorite tunes anywhere utilizes Java to provide such services. An example of Java providing web services would be that it enables Spotify to record trends of song searches through geolocation.

Example #3 - X (Twitter)

twitter x java app
X (used to be Twitter) is a Social Media Application

Java helps us keep updated with the latest news from all corners of the world! Java aids Twitter with its backend processes, such as connecting servers and databases with users, enabling us to view the tweets we all like to read.

What is an API?

API stands for Application Programming Interface. Think of APIs as messengers between different applications, software, or systems.

APIs define rules and standards that allow them to communicate and exchange data seamlessly between two parties.

Core Functions of APIs

Why Learn How to Use APIs?

As seen above, the core functions of APIs allow applications or systems to communicate with one another. Saving time and memory consumption are just a few of the advantages. Here are more benefits of using APIs:

API Documentation - Instructions Explaining How APIs Work

API documentation is a set of instructions and resources that provide an explanation of how to use a certain API efficiently and effectively. It is similar to a user manual for programmers and software developers who are interested in utilizing an API for an application that they are making.

Key Components of API Documentation

API documentation has an industry standard so that it provides adequate help for developers to understand how they work. A few worth knowing are:

Java API Documentation

By mentioning Java and API documentation together, you get a term that Java developers often say refers to:

Official (and unofficial) resources that provide an explanation of how to utilize Java's vast collection of software components, classes, and methods.

In other words. Java API documentation is like an instruction manual for anything related to Java.

An All-In-One API App - Apidog

Apidog is an easy-to-learn yet sophisticated API platform that provides developers with functionalities to design their API at any stage of an API's lifecycle.

If you're interested in providing Java API Documentation to an API that you have made using the Java programming language, take a look at our short guide below!

Generating Java Code Using Apidog

generate java client code java
Click the Button to Generate Java Client Code

You can generate Java client code in Apidog by clicking on the </> button around the top right corner, as shown in the image above.

generate java client code apidog
Generating Java Client Code with Apidog

You should see a pop-up window next, similar to the screen above. In this window, press "Java". You should be able to see Java code on your screen. The code is yours to copy and use!

Generating API Documentation for your Java API

step by step process sharing api documentation apidog
REST API Documentation is Sharable on Apidog

Firstly, begin by locating and pressing the "Share" button, found on the vertical bar on the left side of the Apidog app window.

Press the "+ New" button under "No Data" to begin creating your very first Apidog REST API documentation.

Select and Include Important API Documentation Properties

input api details and select api doc properties apidog
Input and Select API Documentation Properties with Apidog 

Apidog provides developers the option to define a few characteristics of the API documentation, such as the people who can view your API documentation as well as set a file password, so only chosen individuals or organizations can view it.

View or Share Your REST API Documentation

open share edit api documentation apidog
Decide what to do with your API Documentation!

You now can decide what to do with your API documentation. Apidog compiles your API project's details into an API documentation that is viewable through a website URL.

In any case you need more details, read this article on how to generate API documentation using Apidog.

Conclusion

Getting the right Java API documentation is crucial to your understanding of how a certain Java-based API functions. It is best to find documentation made by the original developers, however, if it is difficult to find such API documentation, you can rely on Java's warm community for assistance. It's most likely that you can find videos on YouTube to help you out!

With Apidog, you can also provide trustworthy and concise API documentation for your Java API. You can also make your own version of other people's API by importing them onto Apidog. Before releasing any API, make sure to utilize Apidog's testing features so that your APIs are bug-free!

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