[kaffe] jBoss & Kaffe
Dalibor Topic
robilad at yahoo.com
Wed May 14 05:30:02 PDT 2003
Hallo Helmer,
--- Helmer Krämer <hkraemer at freenet.de> wrote:
> On Wed, 14 May 2003 13:43:27 +0200
> Ronald Aigner <ra3 at os.inf.tu-dresden.de> wrote:
>
> Hi Ronald,
>
> > On Wednesday 14 May 2003 09:53, Dalibor Topic wrote:
> > > argh, I wasn't finished with the code ...
> > > in libraries/javalib/java/lang/Class.java:
> > >
> > > public ClassLoader getClassLoader() {
> > > ClassLoader loader = getClassLoader0();
> > >
> > > if (loader == null) {
> > > loader = ClassLoader.getSystemClassLoader();
> > > }
> > >
> > > return loader;
> > > }
> > Tried this. Now jBoss exits in the line "String path = loc.getFile();",
> which
> > means that there is no URL for the code-source, which in turn means that it
>
> > should be set. This is only done by the URLClassLoader. Does JDK specify,
> > whether this has to be done by the other ClassLoaders as well?
> >
> > /**
> > * Boot up JBoss.
> > *
> > * @param args The command line arguments.
> > *
> > * @throws Exception Failed to boot.
> > */
> > public void boot(final String[] args) throws Exception
> > {
> > // Auto set HOME_DIR to ../bin/run.jar if not set
> > String homeDir = System.getProperty(ServerConfig.HOME_DIR);
> > if (homeDir == null)
> > {
> > ProtectionDomain pd = Main.class.getProtectionDomain();
> > CodeSource cs = pd.getCodeSource();
> > URL loc = cs.getLocation();
> > String path = loc.getFile();
> > /* The 1.4 JDK munges the code source file with URL encoding so
> run
> > * this path through the decoder so that is JBoss starts in a path
>
> > with
> > * spaces we don't come crashing down.
> > */
> > path = java.net.URLDecoder.decode(path);
> > File file = new File(path).getParentFile().getParentFile();
> > homeDir = file.getCanonicalPath();
> > }
> > props.setProperty(ServerConfig.HOME_DIR, homeDir);
> > <code continues>
>
> i'll commit a patch later this week, which will fix this
> issue (that is, I hope so, since eclipse does something
> similar and is starting w/o problems with my patch).
That's a very cool prospect. How long does it take to start up eclipse with
your patch?
I'm asking since Mark Wielaard has posted a challenge to get eclipse to load on
a free software java virtual machine using free software only, in less then a
minute [1]. There is even a real prize beyound eternal fame to be won ;)
cheers,
dalibor topic
[1] http://mail.gnu.org/archive/html/classpath/2003-04/msg00038.html
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