[news.eclipse.newcomer] Re: Help exporting to JAR file

["David Wegener" <wegener@xxxxxxxxxxxxxx>]

Jar files must be on your classpath not within other jar files.  You need to 
include the jconn2.jar file in the classpath that you use to run your 
application.

"Larry Coon" <lmcoon_nospam@xxxxxxx> wrote in message 
news:42A337E9.22ED@xxxxxxxxxx
> I'm using Eclipse 3.0.2 in Windows, and I'm trying to
> export a project to a JAR file.  The project relies on
> JDBC, which uses a JAR file called jconn2.jar.  I'm
> trying (and failing) to have jconn2.jar exported as
> part of the JAR file for my project.  I don't know
> whether I went wrong with the way I added jconn2.jar to
> my project, the way I'm exporting it, or both.
> Hopefully someone can tell me what I did wrong.  Sorry
> for the long-winded explanation.
>
> In Eclipse, in the package explorer, I created a folder
> called "lib".  In lib, I did Import/From File System,
> navigated to jconn2.jar, and opened it.  At this point,
> under my Project I see "lib" and under "lib" I see
> "jconn2.jar."
>
> Under my project properties, under Java Build Path/
> Libraries, I did "Add JARs", navigated to lib/jconn2.jar,
> and did OK.  I verified that my project has correctly
> added the JAR by running my app, and my app runs file.
> So I know it's seeing & using jconn2.jar.  (Note: when
> I added jconn2.jar to the build path, it no longer
> appears in the package explorer under the "lib" folder.
> It's now directly under the project folder.  Is this
> right?)
>
> Note: My project also contains an "images" directory with
> a couple .gif files, which it uses just fine.
>
> As further verification, I went to the O/S, verified that
> the lib directory exists under my project directory, and
> that it contains jconn2.jar.
>
> Now I try to export to a JAR.  I do File/Export/JAR file.
> My project is checked under "Select the resources to
> export."  When I open it up, I can see my project, as well
> as the two folders I created, "images" and "lib".  Under
> "images" I can see my two .gif files, both checked.  Under
> my project, package, I can see all my Java classes.  But
> under lib, nothing appears -- jconn2.jar does not show up.
>
> Thinking maybe it throws jconn2.jar in there anyway, I go
> ahead and create the JAR file, then open it up with WinZip.
> As I suspected, jconn2.jar is not there.
>
> So...am I associating jconn2.jar with my project incorrectly,
> am I creating the JAR file incorrectly, or both?  I'd
> appreciate anybody pointing out where I went wrong.  TIA.