(SQL Server) Example: Http.GetLastJsonData method

Demonstrates the GetLastJsonData method.

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

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

    DECLARE @resp int
    EXEC @hr = sp_OACreate 'Chilkat.HttpResponse', @resp OUT

    -- Only allow TLS 1.2 or better.
    EXEC sp_OASetProperty @http, 'SslProtocol', 'TLS 1.2 or higher'

    EXEC sp_OAMethod @http, 'HttpNoBody', @success OUT, 'GET', 'https://google.com/', @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

    DECLARE @json int
    EXEC @hr = sp_OACreate 'Chilkat.JsonObject', @json OUT

    EXEC sp_OASetProperty @json, 'EmitCompact', 0

    EXEC sp_OAMethod @http, 'GetLastJsonData', NULL, @json
    EXEC sp_OAMethod @json, 'Emit', @sTmp0 OUT
    PRINT @sTmp0

    -- Output as of Chilkat v11.1.0
    -- Additional information may be added as requested or needed in future versions of Chilkat.

    -- {
    --   "tls": {
    --     "params": {
    --       "sniHostname": "www.google.com",
    --       "allowConnectionOnlyIfServerChooses": "TLS 1.2 or higher"
    --     },
    --     "negotiatedTlsVersion": "TLS 1.3"
    --   }
    -- }

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


END
GO