(SQL Server) QuickGetObj Example

The QuickGetObj method is called to send a GET request and receive the response as an HttpResponse object.

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @success int
    SELECT @success = 0

    -- This example assumes the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code.

    DECLARE @http int
    EXEC @hr = sp_OACreate 'Chilkat.Http', @http OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    -- Send a GET request to download a PDF into an HTTP response object.
    DECLARE @resp int
    EXEC @hr = sp_OACreate 'Chilkat.HttpResponse', @resp OUT

    EXEC sp_OAMethod @http, 'HttpNoBody', @success OUT, 'GET', 'https://www.chilkatsoft.com/hello.pdf', @resp
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @resp
        RETURN
      END

    -- Get the response status
    DECLARE @statusCode int
    EXEC sp_OAGetProperty @resp, 'StatusCode', @statusCode OUT

    PRINT 'Response status: ' + @statusCode

    -- In this example, we want a 200 status code.
    IF @statusCode = 200
      BEGIN
        -- Save the response body to a file.
        -- Note: This is only for the sake of this example.
        -- It's better to call the Download method to download directly to a file.
        EXEC sp_OAMethod @resp, 'SaveBodyBinary', @success OUT, 'qa_output/hello.pdf'
        IF @success = 0
          BEGIN

            PRINT 'Failed to write output file.'
          END
        ELSE
          BEGIN

            PRINT 'Wrote hello.pdf'
          END

      END
    ELSE
      BEGIN
        -- Perhaps we have response body with an error message..
        EXEC sp_OAGetProperty @resp, 'BodyStr', @sTmp0 OUT
        PRINT @sTmp0

      END

    EXEC @hr = sp_OADestroy @http
    EXEC @hr = sp_OADestroy @resp


END
GO