In this video, you'll learn how you can receive and process Multipart files in Spring Boot with Java to store these on the local file system along with metadata being stored in a MongoDB instance. You'll learn about best practices when it comes to handling files server-side.

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Get the source code for this video on GitHub:
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Philipp Lackner

A comprehensive guide to implementing secure file upload and download functionality in Spring Boot applications. Covers production-ready practices including storing file metadata in MongoDB while keeping actual files on the filesystem, implementing proper validation and security measures to prevent directory traversal attacks, creating organized folder structures by date, and handling multipart requests. The tutorial demonstrates both local file storage and discusses cloud storage alternatives like AWS S3, emphasizing security best practices such as MIME type validation, unique filename generation, and file size limits.

How to Upload & Download Files In Spring Boot - Full Production Guide