D365FO Use of FileUpload control to Read CSV file

In Dynamics Ax implementation very often we get requirement to upload data using csv files. Although in Dynamics 365 for operations it can be easily done using data entities and data packages, in this blog we will see how can we use new FileUpload control and design classes to read, download files.

In  Dynamics 365 for operations  application runs on cloud and the client is in web , so Microsoft has introduce new process to read files using Azure blob. When we upload file, that file gets uploaded to Azure blob and we have to read that file from Azure blob to retrieve data.

Design classes:

There are two main types of classes that developers can work with for the file upload control:

• Upload strategy class – This class lets develope