Mercurial > hg > octave-lyh
diff scripts/java/javaclasspath.m @ 15625:acf0addfc610
include Octave Forge java package in core Octave
* scripts/java: New directory tree.
* scripts/Makefile.am: Include java/module.mk.
(JAR_FILES): New variable.
(nobase_fcnfile_DATA): Include $(JAR_FILES) in the list.
(all-local): Depend on $(JAR_FILES).
(java/PKG_ADD, java_GEN_FCN_FILES, java/$(octave_dirstamp)):
New rules.
* libinterp/link-deps (LIBOCTINTERP_LINK_DEP): Include $(JAVA_LIBS) in
the list.
* dldfcn/__java__.h, dldfcn/__java__.cc: New files.
* dldfcn/module-files (__java__.cc): New file description.
* doc/interpreter/java.txi: New file.
* doc/interpreter/octave.texi: Include java.texi.
* doc/interpreter/java-images: New directory.
* doc/interpreter/Makefile.am (JAVA_IMAGES): New variable.
(IMAGES): Include $(JAVA_IMAGSES) in the list.
(MUNGED_TEXI_SRC): Include java.texi in the list.
* configure.ac: Check for Java libraries and tools.
Include Java info in the summary message.
* build-aux/common.mk (JAVA_CPPFLAGS, JAVA_LIBS): New variables.
* NEWS: Update.
* contributors.in: Include Martin Hepperle in the list.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Fri, 23 Nov 2012 15:29:13 -0500 |
parents | |
children | da26f72408a7 |
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new file mode 100644 --- /dev/null +++ b/scripts/java/javaclasspath.m @@ -0,0 +1,106 @@ +## Copyright (C) 2007 Michael Goffioul, 2010 Martin Hepperle +## +## This program 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 2 of the License, or +## (at your option) any later version. +## +## This program 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 this program; If not, see <http://www.gnu.org/licenses/>. + +## -*- texinfo -*- +## @deftypefn {Function file} {} javaclasspath +## @deftypefnx {Function file} {@var{STATIC} =} javaclasspath +## @deftypefnx {Function file} {[@var{STATIC}, @var{DYNAMIC}] =} javaclasspath +## @deftypefnx {Function file} {@var{PATH} =} javaclasspath (@var{WHAT}) +## +## Returns the class path of the Java virtual machine in +## the form of a cell array of strings. +## +## If called without input parameter:@* +## @itemize +## @item If no output variable is given, the result is simply printed +## on the standard output. +## @item If one output variable @var{STATIC} is given, the result is +## the static classpath. +## @item If two output variables @var{STATIC} and @var{DYNAMIC} are +## given, the first variable will contain the static classpath, +## the second will be filled with the dynamic claspath. +## @end itemize +## +## If called with a single input parameter @var{WHAT}:@* +## @itemize +## @item If @var{WHAT} is '-static' the static classpath is returned. +## @item If @var{WHAT} is '-dynamic' the dynamic classpath is returned. +## @item If @var{WHAT} is '-all' the static and the dynamic classpath +## are returned in a single cell array +## @end itemize +## @end deftypefn +## @seealso{javaaddpath,javarmpath} + +function varargout = javaclasspath (which) + + % dynamic classpath + dynamic_path = java_invoke ("org.octave.ClassHelper", "getClassPath"); + dynamic_path_list = strsplit (dynamic_path, pathsep ()); + + % static classpath + static_path = java_invoke ('java.lang.System', 'getProperty', 'java.class.path'); + static_path_list = strsplit (static_path, pathsep ()); + if (length (static_path_list) > 1) + % remove first element (which is .../octave.jar) + static_path_list = static_path_list(2:length (static_path_list)); + else + static_path_list = {}; + end + + 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') == 1) + disp_path_list ( 'STATIC', static_path_list ) + elseif (strcmp (which, '-dynamic') == 1) + disp_path_list ( 'DYNAMIC', dynamic_path_list ) + end + 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]); + end + endswitch + endswitch + +end +# +# Display cell array of paths +# +function disp_path_list ( which, path_list ) + printf (' %s JAVA PATH\n\n', which); + if (length (path_list) > 0) + printf (' %s\n', path_list{:}); + else + printf (' - empty -\n'); + endif +end