Problem in deleting the message after reading

Question

Hi
I m having some problem to delete the message after reading.
i read the FAQ, and there is only one question regarding to delete that i have tried but its not working
As my application required that message should be deleted after the processing.
Please help me out asap
Thank in advance.

Answer 1

now here is the protocol trace from starting to the end point
with the settings of
session.setDebug(true);
and
folder.close(true);
POP3: connecting to host "172.xx.xx.xx", port 110
S: +OK Microsoft Exchange Server 2003 POP3 server version 6.5.6944.0 (xxxxx.xyz.com) ready.
C: USER test1
S: +OK
C: PASS Password
S: +OK User successfully logged on.
C: STAT
S: +OK 1 548
Total messages = 1
New messages = 0
================================
C: TOP 1 0
S: +OK
Received: from yyyyyy ([172.xx.xx.xx]) by xxxxx.xyz.com with Microsoft SMTPSVC(6.0.3790.3959);
     Thu, 11 Sep 2008 12:21:14 +0530
Message-ID: <3373112.1221115884647.JavaMail.284528@yyyyyy>
From: [email protected]
To: [email protected]
Subject: testing
Mime-Version: 1.0
Content-Type: text/plain
Content-Transfer-Encoding: 7bit
Return-Path: [email protected]
X-OriginalArrivalTime: 11 Sep 2008 06:51:14.0500 (UTC) FILETIME=[C8892840:01C913DA]
Date: 11 Sep 2008 12:21:14 +0530
C: LIST 1
S: +OK 1 548
------------STARTING LINE------------
MESSAGE #1:
From: [email protected]
To: [email protected]
Subject: testing
SendDate: Thu Sep 11 12:21:14 IST 2008
CONTENT-TYPE: text/plain
This is plain text
------------TEXT------------
C: RETR 1
S: +OK
Received: from yyyyyy ([172.xx.xx.xx]) by xxxxx.xyz.com with Microsoft SMTPSVC(6.0.3790.3959);
     Thu, 11 Sep 2008 12:21:14 +0530
Message-ID: <3373112.1221115884647.JavaMail.284528@yyyyyy>
From: [email protected]
To: [email protected]
Subject: testing
Mime-Version: 1.0
Content-Type: text/plain
Content-Transfer-Encoding: 7bit
Return-Path: [email protected]
X-OriginalArrivalTime: 11 Sep 2008 06:51:14.0500 (UTC) FILETIME=[C8892840:01C913DA]
Date: 11 Sep 2008 12:21:14 +0530
------------TEXT------------
******************MESSAGE ENDING LINE*****************
C: QUIT
S: +OK Microsoft Exchange Server 2003 POP3 server version 6.5.6944.0 signing off.