Showing posts with label Configuration. Show all posts
Showing posts with label Configuration. Show all posts

Friday, 24 September 2021

How to create a Context Path for Spring boot application or Web Service? | RESTful Web Services

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How to Configure Context Paths in Spring Boot

By default, a Spring Boot application runs on the root context path (/). However, in professional environments, you often need to prefix your API endpoints—for example, /api/v1. In this guide, we'll "simplify" how to configure Context Paths to make your RESTful Web Services more organized and professional.

Why Change the Context Path?

Setting a custom context path is useful for several reasons:

  • API Versioning: Easily manage different versions of your API (e.g., /api/v1 vs /api/v2).
  • Deployment: Run multiple applications on the same server/port under different paths.
  • Security: Add a layer of organization that helps in defining firewall or proxy rules.

Configuring application.properties

The easiest way to change the context path is by adding a single line to your application.properties or application.yml file. No complex code changes are required!

server.servlet.context-path=/mobile-app-ws

Testing Your New Path

Once configured, all your endpoints will now be accessible under the new prefix. For instance, if you had a /users endpoint, it would now be /mobile-app-ws/users. This small configuration change significantly improves the structure of your enterprise application.

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I have shared the PowerPoint presentation and configuration details for this tutorial! You can find the direct download links in the YouTube video description above.

Saturday, 27 July 2019

Spring Boot – Priority order of configurations

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Understanding Spring Boot Configuration Priority

When building Spring Boot applications, managing configurations can get tricky. Did you know that Spring Boot looks for properties in multiple places? If you have the same setting in two different locations, Spring Boot follows a specific "Priority Order" to decide which one to use.

Why Priority Matters

Imagine you have a database password set in your code, but your boss wants to change it on the server without rebuilding the entire app. Because of Configuration Priority, you can override settings using Environment Variables or Command Line arguments easily!

The Common Order (Simplified)

Spring Boot generally checks these locations from highest priority to lowest:

  1. Command Line Arguments: Anything you type when starting the app.
  2. Environment Variables: System-level settings.
  3. Application Properties: The files inside your project (like application.properties).

Pro Tip for Beginners

Always remember: external configurations (outside the JAR) usually win over internal ones. This makes your application flexible and ready for production!


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