Re: JavaMail bug?

From:
Nigel Wade <nmw-news@ion.le.ac.uk>
Newsgroups:
comp.lang.java.programmer
Date:
Mon, 01 Aug 2011 13:20:09 +0100
Message-ID:
<99njvpFv11U1@mid.individual.net>
On 29/07/11 22:32, Martin Gregorie wrote:

The 'gotcha' turned out to be my omission to set the 'mail.smtp.host'
property. I didn't do that because the connect() documentation says that
it overrides the default host. This turns out to be incorrect: the MTA
host named in connect() appears in all the debugging and is used by the
getURL method,*but* the hostname supplied in the 'mail.smtp.host'
property is what defines the MTA that is actually used. If the property
is omitted the MTA host name defaults to localhost.


That is in conflict with my findings.

If you look at the message I posted, with the code I sent, you'll see
that I set mail.smtp.host to yahoo.com. However, in Transport.connect()
I explicitly connect to our mail server, overriding the value in the
mail.smtp.host property. This worked for me, as I mentioned in the post.
If I comment out that line, so mail.smtp.host is unset, it still
connects to our mail server as per the Transport.connect() host setting.

What does my code do if you run it exactly as is? Does it attempt to
connect to yahoo.com or our mail server (you won't actually be able to
connect, it's blocked on port 25)?

--
Nigel Wade

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