SQL Server

Transition from Imap.FetchSequenceAsMime to Imap.FetchSingleBd

Provides instructions for replacing deprecated FetchSequenceAsMime method calls with FetchSingleBd. SQL Server

-- 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
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @success int
    SELECT @success = 0

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

    -- ...
    -- ...

    DECLARE @startSeqNum int
    SELECT @startSeqNum = 1
    DECLARE @count int
    SELECT @count = 5

    -- ------------------------------------------------------------------------
    -- The FetchSequenceAsMime method is deprecated:

    DECLARE @sa int
    EXEC sp_OAMethod @imap, 'FetchSequenceAsMime', @sa OUT, @startSeqNum, @count
    EXEC sp_OAGetProperty @imap, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 = 0
      BEGIN
        EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @imap
        RETURN
      END

    -- ...
    -- ...

    EXEC @hr = sp_OADestroy @sa

    -- ------------------------------------------------------------------------
    -- Do the equivalent using FetchSingleBd.

    EXEC sp_OASetProperty @imap, 'AutoDownloadAttachments', 1

    SELECT @success = 0
    DECLARE @bdMime int
    EXEC @hr = sp_OACreate 'Chilkat.BinData', @bdMime OUT

    DECLARE @bUid int
    SELECT @bUid = 0
    DECLARE @i int
    SELECT @i = 0
    WHILE @i < @count
      BEGIN
        EXEC sp_OAMethod @imap, 'FetchSingleBd', @success OUT, @startSeqNum + @i, @bUid, @bdMime
        -- ...
        -- ...

        SELECT @i = @i + 1
      END

    EXEC @hr = sp_OADestroy @imap
    EXEC @hr = sp_OADestroy @bdMime


END
GO