Weather Service Application

What is Weather Service Application?

Weather Service Application is a Spring Boot application that provides current weather details for a given city through a REST API. It is built with Java 21 and Kotlin, using reactive WebClient for API calls and returning JSON responses.

How to use Weather Service Application?

Install Java 21 and Maven 3.8+, then configure the API properties (base-url, endpoint, api-key) in application.yml. Start the application and invoke GET /weather?city={cityName} to retrieve weather data for the specified city.

Key features of Weather Service Application

• Fetch current weather details by city name.
• Built with Java 21 and Kotlin.
• Uses Spring Boot 3.4.5 and reactive WebClient.
• Configurable API properties via application.yml.
• Logs weather information for debugging.
• Returns JSON responses for easy integration.
• Modular design with DTOs for clean data handling.

Use cases of Weather Service Application

• Integrate live weather data into a mobile or web dashboard.
• Power automated alerts or notifications based on weather conditions.
• Serve as a backend endpoint for third-party weather applications.
• Test and prototype weather API consumption in a Spring Boot project.

FAQ from Weather Service Application

What are the runtime prerequisites?

Java 21 or higher and Maven 3.8 or higher are required.

How do I configure the API key?

Set the property weather-api.api-key in application.yml (or application.properties) with your actual API key, along with the base URL and endpoint.

How do I fetch weather for a city?

Send a GET request to /weather?city={cityName}. The response contains the current weather details in JSON format.

What technologies does the application use?

Java 21, Kotlin, Spring Boot 3.4.5, Maven, Lombok, and reactive WebClient.

Does the application return JSON?

Yes, all responses are in JSON format for easy integration with other systems.