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annotate scripts/java/org/octave/OctClassLoader.java @ 15625:acf0addfc610

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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
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children 6e39fe7992d9
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1 /* Copyright (C) 2007 Michael Goffioul
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2 **
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3 ** This program is free software; you can redistribute it and/or modify
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4 ** it under the terms of the GNU General Public License as published by
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5 ** the Free Software Foundation; either version 2 of the License, or
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6 ** (at your option) any later version.
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7 **
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8 ** This program is distributed in the hope that it will be useful,
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9 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 ** GNU General Public License for more details.
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12 **
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13 ** You should have received a copy of the GNU General Public License
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14 ** along with this program; If not, see <http://www.gnu.org/licenses/>.
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15 */
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16
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17 package org.octave;
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18
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19 import java.io.File;
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20
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21 public class OctClassLoader extends java.net.URLClassLoader
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22 {
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23 public OctClassLoader ()
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24 {
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25 super (new java.net.URL[0]);
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26 }
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27
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28 public OctClassLoader (ClassLoader parent)
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29 {
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30 super (new java.net.URL[0], parent);
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31 }
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32
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33 protected Class findClass (String name) throws ClassNotFoundException
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34 {
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35 //System.out.println ("Looking for class " + name);
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36 return super.findClass (name);
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37 }
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38
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39 protected String findLibrary (String libname)
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40 {
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41 // Look dynamically into java.library.path, because Sun VM does
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42 // not do it (seems to cache initial java.library.path instead)
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43
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44 String[] paths = System.getProperty ("java.library.path").split (File.pathSeparator);
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45
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46 libname = System.mapLibraryName (libname);
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47 for (int i=0; i<paths.length; i++)
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48 {
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49 File f = new File (paths[i], libname);
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50 if (f.exists ())
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51 return f.getAbsolutePath();
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52 }
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53
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54 return null;
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55 }
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56
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57 public void addClassPath (String name) throws Exception
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58 {
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59 java.io.File f = new java.io.File (name);
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60 addURL (f.toURI ().toURL ());
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61 }
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62
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63 // new -MH-
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64 public void addURL (java.net.URL url)
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65 {
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66 super.addURL (url);
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67 }
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68 }