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## Copyright (C) 2007, 2013 Michael Goffioul
## Copyright (C) 2010, 2013 Martin Hepperle
##
## This file is part of Octave.
##
## Octave is free software; you can redistribute it and/or modify it
## under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 3 of the License, or (at
## your option) any later version.
##
## Octave is distributed in the hope that it will be useful, but
## WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
## General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with Octave; see the file COPYING. If not, see
## <http://www.gnu.org/licenses/>.
## -*- texinfo -*-
## @deftypefn {Function File} {} javaclasspath ()
## @deftypefnx {Function File} {@var{dpath} =} javaclasspath ()
## @deftypefnx {Function File} {[@var{dpath}, @var{spath}] =} javaclasspath ()
## @deftypefnx {Function File} {@var{clspath} =} javaclasspath (@var{what})
## Return the class path of the Java virtual machine in the form of a cell
## array of strings.
##
## If called with no inputs:
##
## @itemize
## @item If no output is requested, the dynamic and static classpaths are printed
## to the standard output.
##
## @item If one output value @var{dpath} is requested, the result is
## the dynamic classpath.
##
## @item If two output values@var{dpath} and @var{spath} are
## requested, the first variable will contain the dynamic classpath and
## the second will be contain the static classpath.
## @end itemize
##
## If called with a single input parameter @var{what}:
##
## @table @asis
## @item @qcode{"-dynamic"}
## Return the dynamic classpath.
##
## @item @qcode{"-static"}
## Return the static classpath.
##
## @item @qcode{"-all"}
## Return both the static and dynamic classpath in a single cellstr.
## @end table
## @seealso{javaaddpath, javarmpath}
## @end deftypefn
function varargout = javaclasspath (which)
## dynamic classpath
dynamic_path = javaMethod ("getClassPath", "org.octave.ClassHelper");
dynamic_path_list = ostrsplit (dynamic_path, pathsep ());
## static classpath
static_path = javaMethod ("getProperty", "java.lang.System", "java.class.path");
static_path_list = ostrsplit (static_path, pathsep ());
if (numel (static_path_list) > 1)
## remove first element (which is .../octave.jar)
static_path_list(1) = [];
else
static_path_list = {};
endif
switch (nargin)
case 0
switch (nargout)
case 0
disp_path_list ("STATIC", static_path_list)
disp ("");
disp_path_list ("DYNAMIC", dynamic_path_list)
case 1
varargout{1} = cellstr (dynamic_path_list);
case 2
varargout{1} = cellstr (dynamic_path_list);
varargout{2} = cellstr (static_path_list);
endswitch
case 1
switch (nargout)
case 0
if (strcmp (which, "-static"))
disp_path_list ("STATIC", static_path_list)
elseif (strcmp (which, "-dynamic"))
disp_path_list ("DYNAMIC", dynamic_path_list)
elseif (strcmp (which, "-all") == 1)
disp_path_list ("STATIC", static_path_list)
disp ("");
disp_path_list ("DYNAMIC", dynamic_path_list)
endif
case 1
if (strcmp (which, "-static") == 1)
varargout{1} = cellstr (static_path_list);
elseif (strcmp (which, "-dynamic") == 1)
varargout{1} = cellstr (dynamic_path_list);
elseif (strcmp (which, "-all") == 1)
varargout{1} = cellstr ([static_path_list, dynamic_path_list]);
endif
endswitch
endswitch
endfunction
## Display cell array of paths
function disp_path_list (which, path_list)
printf (" %s JAVA PATH\n\n", which);
if (numel (path_list) > 0)
printf (" %s\n", path_list{:});
else
printf (" - empty -\n");
endif
endfunction
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