public PutSourceServerActionResult withDocumentIdentifier(String documentIdentifier) {
        setDocumentIdentifier(documentIdentifier);
        return this;
    }
<p>
Source server post migration custom action document identifier.
</p>

@param documentIdentifier
       Source server post migration custom action document identifier.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-mgn/src/main/java/com/amazonaws/services/mgn/model/PutSourceServerActionResult.java