This extension provides connectivity to SSRS (SQL Server Reporting Services) Server using the Reporting Service Execution Web service to programmatically process and render reports from a report server.

https://docs.microsoft.com/en-us/dotnet/api/reportexecution2005?view=sqlserver-2016

The extension provides the following methods 

1) GetHTMLReport

Returns the report in HTML format, which can be rendered. This also returns the ResourceIds for the resources in the reports (images). 

2) GetPageCount

Returns the number of pages in the report.

3) GetReport 

This method enables to download a report for the following output formats 

XML, CSV, PDF, MHTML, EXCEL, IMAGE (TIFF) and WORD. 

4) GetResource

Some reports have images in them, When calling GetHTMLReport, we only get the resourceIDs, that need to be locally downloaded and show in the report. This method gets the resources on the server.