Re: Exception handling?

From:
"David Ching" <dc@remove-this.dcsoft.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Wed, 23 Jun 2010 15:03:56 -0700
Message-ID:
<O2G#7$xELHA.5700@TK2MSFTNGP04.phx.gbl>
"Joseph M. Newcomer" <newcomer@flounder.com> wrote in message
news:h00526hra3tc9it2ptporviio92hpqagvs@4ax.com...

This is not the case any more with .NET. The StreamWriter constructor:

       StreamWriter(string filename, bool Append)

opens the file in FileShare.Read mode only.

****
How do you append if it isn't opened in Write mode? Did somebody
perhaps misread the
specifications?


FileShare mode for other thread/process instances. Not the current
thread instance.

****
File sharing does not apply to threads. If you open a file "exclusive",
the handle can be
used in any thread.

****
100% of the people who need to append need to write to the file. Sounds
like another
"summer intern" design.
****


Joe, StreamWriter opens the file with Write access (duh, it is called
Writer!) and prevents other processes from simultaneously writing to it by
using Fileshare::Read (IOW, other processes can only open file for reading,
not writing). Isn't this exactly what you want and expect?

-- David
 

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