Java has consistently ranked among the top programming languages in the world, demonstrating its enduring popularity and relevance in the software development landscape. As per Statista, Java enjoys a substantial market share of approximately 33.27%, reinforcing the significance of Java use cases for businesses and organizations across various industries.
Did you know?
- Java is used significantly in South Korea (53%), China (47%), and Germany (33%). (JetBrains)
- Around 49% of globally active developers agreed to use Java in 2022, which is a significant rise from 39% in 2020 Q3. (SlashData State the Developer Nation report)
- The popularity rate of Java is growing by 155%. (Hacker Rank)
Whether you are a seasoned developer or new to the field, this comprehensive article will provide valuable insights into why Java is a well-suited for building applications. So read on to learn more about real-world Java use cases and how this versatile language can be used to create innovative and impactful solutions.
What Do Businesses Use Java For?
Java is one of the most versatile and easy-to-use programming languages, with an unmatched community on GitHub and worldwide. As per a Stackoverflow 2021 report, around 35.35% of programmers still use Java because of its various features.
Some of the main reasons why businesses prefer applications of Java language are:
- High Security: Java is a highly secure and protected system from the harm of malicious codes. Building applications on Java ensures the safety of your and your customer’s sensitive data.
- Platform-Independent: Being platform-independent, Java provides the ease of developing apps suitable for any device or OS with little-to-none adjustments.
- Object-Oriented: As Java is object-oriented, the codes have proper organization around the objects. This helps in making the code reusable and easy to understand.
- Robustness: Java provides faster performance for the apps as they are compiled in bytecode. Not only does it provide fast execution, but it also helps developers quickly find errors and fix them before they do any damage.
8 Top Java Use Case
Java's ease of use, platform independence, and functionality make it popular among developers and businesses. Here are some of the prominent use cases of Java in the real world:
Scientific app development is one of the most common use cases for Java-based development. With the help of Java's ability to handle huge amounts of data, scientists can efficiently perform long and complicated computational tasks. Besides, Java has a wide selection of libraries, like Apache Commons Math, JAMA, and JOONE, that provide apps with the ability to gather statistics, manage algebra operations, and benefit from machine learning.
Some of the popular scientific Java applications examples are as follows:
- MATLAB (Mathematics Laboratory)
- Weka (for Machine Learning)
Source: MATLAB- MathWorks
Java Micro Edition is a cross-platform system that streamlines the task of building and testing mobile applications. Java's platform independence and portability simplify the app's development process for tablets, embedded systems, and smartphones.
Below are the famous Java use cases for mobile applications:
- Google Earth
The main benefit why Java being used for cloud application development is its WORA (Write Once Run Anywhere) feature. You don't have to make major adjustments to the Java code for the app to work on almost any device, which saves costs and helps you reach a wider audience.
Below are a few of the most popular Java use-case examples of cloud applications:
Today's education looks very different from what it was around 30 days ago, thanks to the technology trends. Many companies are now focusing on providing remote or hybrid learning. For this reason, businesses are relying on professional Java developers to create an engaging, cross-platform educational application that increases the learning experience for students.
Well, you must be wondering what are the applications of Java in the education sector. Some famous use cases for Java in e-learning are as follows:
It's a no-brainer that various games have been developed using Java. If you go back to the early 2000s, you'd probably recall that every time you launched a game on your phone, you'd come across the Java symbol appearing on your screen. Now, developers benefit from Java's rich libraries support, specifically designed for game development, and a high optimization level for such applications.
Some of the most popular Java use cases for Android games are:
- Spiral Knights
Desktop GUI Application
Since Java is an OOP language, building and maintaining complex desktop GUI programs, whether for games or development environments, won't be a problem. Thanks to the main concepts of Java, such as encapsulation, inheritance, and polymorphism, you can create a well-structured and scalable GUI code.
Below are a few popular Java use cases of the desktop GUI apps:
- NetBeans IDE
- jEdit 5.6+
AR and AI Applications
As we move towards a developed future, we see rapid adoption of Augmented Reality (AR) and Artificial Intelligence (AI). And even though Python's ease of use and extensive libraries ensured leading positions in the AI-powered sector, Java still remains a perfect tool for creating cross-platform solutions with the latest innovations in deep machine learning. Moreover, Java has several neural frameworks (Deeplearning4j, DLJava, Neuroph, etc.) specifically designed to facilitate various AI-related tasks.
As far as AR is concerned, Android AR games are one of the best real-world use cases of Java. With the help of Java 3D API, developers can easily create 3D virtual worlds. And, as most AR apps are now available on wearable devices like helmets, glasses, or contact lenses, this increases the demand for cross-platform capabilities and, therefore, the need for a Java-developed platform.
Some popular examples of programs that are created on Java are:
- Multi-Robot system
- Machine Learning solution
- Search algorithm
- Genetic Programming
Most traders require an app for convenient management of their assets that they can access anywhere and on any device. But flexibility is not the only concern, the main cornerstone of such a development is the security of their data. And Java-based apps excel in both, providing a highly protected, cross-platform solution where developers have access to all the system resources, guaranteeing user data protection.
Popular trading apps developed using Java are:
- Zen Trader