Read GOS Attachment from business object and convert to xstring and Viceversa

INTRODUCTION: In this blog post, we will learn how to convert a GOS attachment to xstring and vice versa. What is GOS: The GOS is a toolbar that provides different functions such as adding an attachment, creating a document link, displaying all the attachments etc. The attachments are not generic for that transaction but are specific for a particular SAP object. Eg: See the screenshot below to know where is GOS toolbar located. GOS toolbar is highlighted. Here we are taking ME21N as…

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