Re: Java

[marco atzeri]

On 11/24/2012 3:34 PM, Torsten wrote:
> On 24.11.2012 09:03, marco atzeri wrote:
> > On 11/24/2012 7:06 AM, marco atzeri wrote:
> > > John,
> > > just noted that there is no check on the config process to validate
> > > the presence of java.
> > > On my cygwin ambient, the Java compiler was not present and the build
> > > stopped almost at the end. Added it and re-testing.
> > >
> > > It will be better also to add the possibility of disabling such
> > > new functionality, I am not confident about java on cygwin at all.
> > >
> > > Regards
> > > Marco
> >
> > following after installing the gcc-java package.
> > Build stops here
> > ( cd ../../octave/scripts/java;  -source 1.3 -target 1.3 -d
> > /pub/hg/octave_build/scripts/java org/octave/ClassHelper.java )
> >
> > as JAVAC is not defined.
> >
> > For what I can see the gcj compiler have not "-source 1.3 -target 1.3"
> > options
> >
> > Any suggestion ?
> >
> > Marco
>
> I ran into the same problem. The build finishes after setting
>    JAVAC = javac  (not gcj)
>    JAR   = jar
> in scripts/Makefile
>
> Torsten

neither of the two exist in cygwin

and gcj does not work:

Exception in thread "main" java.lang.NoClassDefFoundError: 
org.eclipse.jdt.intenal.compiler.batch.GCCMain
   at gnu.java.lang.MainThread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: 
org.eclipse.jdt.internal.compiler.atch.GCCMain not found in 
gnu.gcj.runtime.SystemClassLoader{urls=[], 
parent=gnugcj.runtime.ExtensionClassLoader{urls=[], parent=null}}
   at java.net.URLClassLoader.findClass(Unknown Source)
   at java.lang.ClassLoader.loadClass(Unknown Source)
   at java.lang.ClassLoader.loadClass(Unknown Source)
   at gnu.java.lang.MainThread.run(Unknown Source)
Makefile:3370: recipe for target `java/org/octave/ClassHelper.class' failed
make[2]: *** [java/org/octave/ClassHelper.class] Error 1