Spring rest file download

Create below Spring Boot main class to deploy the application into Tomcat server. I will create employee table under roytuts database into MySQL server. The content of the example. Your email address will not be published. Roy Tutorials Technical… Theoretical… Practical…. Introduction File download example using Spring REST Controller will show you how to download a file from any client browser or any client and Spring REST service is used as a server side technology for downloading the file.

Prerequisites Java at least 8, Gradle 6. Driver spring. Serializable; import javax. Column; import javax. Entity; import javax. Id; import javax. JpaRepository; import com. List; import javax. Resource; import org. Service; import com. Employee; import com. List; import org. Autowired; import org.

I will be using Spring Initialzr to generate my Spring Boot application, include dependencies while creating a project. Set up application.

Create an entity class, DocumnentStorageProperties. There's no need to create the table manually as I have set up spring. It will fire the DDL command when the application starts to create a table according to the Entity class defined in Java.

Create a repository interface for the above entity to get built-in CRUD operations method support. Add our own new method to check whether a particular file is present for that user or not. Create a Service class to store and download files on the server, and to store information in the database. Here I have used a few more new classes which I will be explaining in a later section of this article, so if you get any compilation issues, ignore them for the moment.

Look at the download URL and download path in the above image. So your file download URL could be anything from where you want to download the file. Download path is the path where you want to save your downloaded file. If you continuously refresh the download path location then you will see that the file size increases periodically instead of downloading all the bytes at once.

Your email address will not be published. Roy Tutorials Technical… Theoretical… Practical….