Micronaut, GraalVM & Picocli - Build Native Java Command-Line Apps!

Опубликовано: 25 Февраль 2025
на канале: Szymon Stepniak

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Learn how to create command-line app with Java, Micronaut, Picocli, and GraalVM ■ Micronaut Tutorial ■ #micronaut

Welcome to the first episode of the Creating Command-Line App with Java, Micronaut, Picocli, and GraalVM video series. Today I will show you how easy it is to build a CLI app using the stack mentioned earlier. We are going to build the stackoverflow-cli - a program that will allow us to search Stack Overflow questions based on the search criteria. Enjoy!

📺 WATCH NEXT:
Implementing OAuth 2.0 in a Java command-line app »    • Implementing OAuth 2.0 in a Java comm...

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⏱️ TIMESTAMPS:
00:00 | Intro
01:17 | Creating new Micronaut project using the Launch website
02:51 | Creating new Micronaut project using Micronaut CLI app
04:09 | Importing and configuring the project in IntelliJ IDEA
07:02 | Implementing "stackoverflow-cli search" command
10:04 | Calling REST API using Micronaut's declarative HTTP client
17:15 | Formatting the output using ANSI colors and
23:28 | Compiling native executable file using GraalVM native-image
30:11 | BONUS: Using Java 11 HttpClient
36:16 | Conclusion

⚠️ ATTENTION: The issue with the default 2 seconds quiet period of the shutdownGracefully method can be worked around by adding `System.exit(0)` at the end of the application main method. This way we force JVM to shutdown without waiting for the Netty's shutdownGracefully method to complete. The updated line is here: https://github.com/wololock/stackover...

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🔥 MORE MICRONAUT VIDEOS & RESOURCES:
• Building command-line app with Java, Micronaut, Picocli, and GraalVM »    • Micronaut, GraalVM & Picocli - Build ...
• Implementing OAuth 2.0 in a Java command-line app »    • Implementing OAuth 2.0 in a Java comm...
• Micronaut Cookbook playlist »    • Micronaut Cookbook

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