Send a Bodyless REST Request into a StringBuilder

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Demonstrates Rest.FullRequestNoBodySb, which sends a request with no body and stores the text response body in a StringBuilder.

-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @success int
    SELECT @success = 0

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

    DECLARE @bTls int
    SELECT @bTls = 1
    DECLARE @bAutoReconnect int
    SELECT @bAutoReconnect = 1
    EXEC sp_OAMethod @rest, 'Connect', @success OUT, 'example.com', 443, @bTls, @bAutoReconnect
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @rest
        RETURN
      END

    --  FullRequestNoBodySb sends a request with no body and stores the text response body in a
    --  StringBuilder.
    DECLARE @sbResponse int
    EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sbResponse OUT

    EXEC sp_OAMethod @rest, 'FullRequestNoBodySb', @success OUT, 'GET', '/api/items/123', @sbResponse
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @sbResponse
        RETURN
      END

    DECLARE @responseText nvarchar(4000)
    EXEC sp_OAMethod @sbResponse, 'GetAsString', @responseText OUT
    EXEC sp_OAGetProperty @sbResponse, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 = 0
      BEGIN
        EXEC sp_OAGetProperty @sbResponse, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @sbResponse
        RETURN
      END

    PRINT @responseText

    EXEC @hr = sp_OADestroy @rest
    EXEC @hr = sp_OADestroy @sbResponse


END
GO