Solving JNDI Datasource Configuration Issues in Spring Boot on JBoss Server

A comprehensive guide to troubleshoot JNDI datasource configuration issues in Spring Boot applications deployed on JBoss servers, ensuring seamless database integration.
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Solving JNDI Datasource Configuration Issues in Spring Boot on JBoss Server

Introduction

By the end of this post, you will understand how to properly configure your Spring Boot application to utilize a JNDI datasource on JBoss, along with steps to troubleshoot common issues that arise during the deployment process.

The Problem

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The developer encountered the following error during deployment:

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This caused confusion as it was not clear why the application could not locate the datasource.

Understanding the Issue

The Solution

After thorough investigation, a simple yet crucial oversight was identified. Here’s the step-by-step solution to fix the configuration:

Change the WAR File

Rename your [filename].war file to [filename].zip and extract its contents.

Rename the Extracted Folder

Rename the newly extracted folder back to [filename].war.

Move necessary class files

Move your main project folders (e.g., com and any related folders with your classes, templates, etc.) into WEB-INF/classes. You might need to create the classes folder if it doesn't exist.

Why This Matters

Conclusion

This guide should help you avoid common pitfalls when deploying your Spring Boot application on JBoss servers. Happy coding!