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From Philippe Laflamme <philippe.lafla...@mail.mcgill.ca>
Subject Re: OT: Tomcat debugging with Eclipse (Was Re: JDBCRealm using iBATIS?)
Date Mon, 04 Apr 2005 15:31:11 GMT
My patch didn't get through... Here it is:

------------- COPY FROM HERE ----------------------
--- startup.bat	2004-10-05 13:27:48.000000000 -0400
+++ debug.bat	2004-12-08 13:46:03.606902000 -0500
@@ -39,6 +39,9 @@
  goto setArgs

-call "%EXECUTABLE%" start %CMD_LINE_ARGS%
+set JPDA_ADDRESS=8000
+set JPDA_TRANSPORT=dt_socket
+call "%EXECUTABLE%" jpda start %CMD_LINE_ARGS%

------------- TO HERE ----------------------

Philippe Laflamme wrote:
> Brice Ruth wrote:
>> Use Eclipse ... then you can use the Lomboz plug-in or the MyEclipse 
>> plug-in (nominal fee) and you should be golden.
> Use Eclipse yes, but Lomboz plug-in, no.
> The last time I used it, it was such a pain to install, setup and 
> maintain, that I simply gave up. Besides, it doesn't do anything that 
> can't be done with a plain Eclipse setup (for debugging purposes)...
> What you need to do is start your Tomcat VM with JPDA enabled (Java 
> Platform Debugger Architecture). This is already available in the 
> Catalina startup scripts: jpda start instead of start. I've created a 
> modified version of the startup.bat script that I call debug.bat. It 
> sets the port and type of JPDA to enable and calls catalia.bat with 
> debugging enabled. I've attached a patch so you can see what I've 
> modified...
> In your Eclipse project, you setup a "Remote Java Application" debug 
> target. Make it point to your Tomcat server and the JPDA port (8000 in 
> my case). This is a major advantage over Lomboz: it allows you to debug 
> a Tomcat instance that isn't running on localhost.
> To start a debug session, start Tomcat with the proper script, start 
> your debugging target in Eclipse, set a few breakpoints (in Tomcat 
> source, iBatis source, your code, etc.) and voilĂ , you're ready to try 
> to login... If you need to debug Tomcat's startup procedure, you can 
> always suspend the VM before Tomcat's main method is called: look at the 
> catalina script for the suspend=n flag and set it to suspend=y.
> If you're not familiar with Eclipse, you'll to read on how to attach 
> source code to runtime jars in a debugging target... Otherwise, you 
> won't be able to debug as efficiently as you'll want.
> Hope this helps,
> Philippe
>> On Apr 2, 2005 10:53 AM, *Sasha Borodin* <sasha@whoissasha.com 
>> <mailto:sasha@whoissasha.com>> wrote:
>>     I'm trying to get iBatis classes to initialize in a modified
>>     JDBCRealm... Right now I'm having issues.  There's a
>>     ClassCastException thrown on Tomcat startup (when the realm classes
>>     are initialized).  I've placed all 3 iBatis jars, and various
>>     combinations of supporting jars in server/lib, so far with no luck.
>>      Brandon mentioned debugging the tomcat startup in an IDE; I'm
>>     trying to figure out how to do that right now.
>>     I'll post and let you know my results.  In the mean time, try it ;-)
>>      I am trying to use a data source of type "DBCP" in my
>>     sql-map-config.xml; it's the instantiation of this class that throws
>>     errors right now.  Maybe try using another data source and let us
>>     know how it works.
>>     Thanks,
>>     -Sasha Borodin
>> ------------------------------------------------------------------------
>>     *From: *Larry Meadors <larry.meadors@gmail.com
>>     <mailto:larry.meadors@gmail.com>>
>>     *Reply-To: *<ibatis-user-java@incubator.apache.org
>>     <mailto:ibatis-user-java@incubator.apache.org>>
>>     *Date: *Sat, 2 Apr 2005 06:35:53 -0700
>>     *To: *<ibatis-user-java@incubator.apache.org
>>     <mailto:ibatis-user-java@incubator.apache.org>>, Tim Christopher
>>     <tim.christopher@gmail.com <mailto:tim.christopher@gmail.com>>
>>     *Subject: *Re: JDBCRealm using iBATIS?
>>     Sasha Borodin(maybe?) mentioned working on an iBATIS realm for
>>     tomcat on the tomcat-users list. You may want to check that out.
>>     Larry
>>     On Mar 17, 2005 8:37 AM, *Tim Christopher*
>>     <tim.christopher@gmail.com <mailto:tim.christopher@gmail.com>> wrote:
>>         Hi,
>>         Can anyone let me know if it is possible to use iBATIS for
>>         implementing JDBCRealm, or do I have to access the database
>>         directly?
>>         I've looked on Google and in the Developer Notes for iBATIS 
>> and have
>>         found nothing on this topic.
>>         Any help would be much appreciated.
>>         Tim Christopher
>> -- 
>> Brice Ruth
>> Software Engineer, Madison WI

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