error: 'jvariant::jvariant(jbyte)' cannot be overloaded

Hi there,

  I am trying to compile VTK using gcj and I am getting those compiler
error, could someone please let me know if the code is legal (should
compile) or not:

$ make
...
In file included from
/home/mathieu/Kitware/VTK/Graphics/vtkJavaProgrammableFilter.cxx:25:0:
/home/mathieu/Kitware/VTK/Graphics/vtkJVMManager.h:34:3: error:
'jvariant::jvariant(jbyte)' cannot be overloaded
/home/mathieu/Kitware/VTK/Graphics/vtkJVMManager.h:33:3: error: with
'jvariant::jvariant(jboolean)'
/home/mathieu/Kitware/VTK/Graphics/vtkJavaProgrammableFilter.cxx: In
member function 'virtual int
vtkJavaProgrammableFilter::FillInputPortInformation(int,
vtkInformation*)':
/home/mathieu/Kitware/VTK/Graphics/vtkJavaProgrammableFilter.cxx:157:159:
error: conversion from 'jvariant' to 'jboolean' is ambiguous
/home/mathieu/Kitware/VTK/Graphics/vtkJVMManager.h:52:3: note:
candidates are: jvariant::operator __jstring*() <near match>
/home/mathieu/Kitware/VTK/Graphics/vtkJVMManager.h:51:3: note:
        jvariant::operator __jobject*() <near match>
/home/mathieu/Kitware/VTK/Graphics/vtkJVMManager.h:50:3: note:
        jvariant::operator jdouble()
/home/mathieu/Kitware/VTK/Graphics/vtkJVMManager.h:49:3: note:
        jvariant::operator jfloat()
/home/mathieu/Kitware/VTK/Graphics/vtkJVMManager.h:48:3: note:
        jvariant::operator jlong()
/home/mathieu/Kitware/VTK/Graphics/vtkJVMManager.h:47:3: note:
        jvariant::operator jint()
/home/mathieu/Kitware/VTK/Graphics/vtkJVMManager.h:46:3: note:
        jvariant::operator jshort()
/home/mathieu/Kitware/VTK/Graphics/vtkJVMManager.h:45:3: note:
        jvariant::operator jchar()
/home/mathieu/Kitware/VTK/Graphics/vtkJVMManager.h:44:3: note:
        jvariant::operator jbyte()
/home/mathieu/Kitware/VTK/Graphics/vtkJVMManager.h:43:3: note:
        jvariant::operator jboolean()


Ref:
http://public.kitware.com/cgi-bin/viewcvs.cgi/Graphics/vtkJVMManager.h?view=markup
http://public.kitware.com/cgi-bin/viewcvs.cgi/Graphics/vtkJavaProgrammableFilter.cxx?view=markup

Thanks,
-- 
Mathieu