+ static Path tempDir = null;
+ private static void loadLib (String name) throws SimGridLibNotFoundException {
+ String Path = NativeLib.getPath();
+
+ String filename=name;
+ InputStream in = NativeLib.class.getClassLoader().getResourceAsStream(Path+filename);
+
+ if (in == null) {
+ filename = "lib"+name+".so";
+ in = NativeLib.class.getClassLoader().getResourceAsStream(Path+filename);
+ }
+ if (in == null) {
+ filename = name+".dll";
+ in = NativeLib.class.getClassLoader().getResourceAsStream(Path+filename);
+ }
+ if (in == null) {
+ filename = "lib"+name+".dll";
+ in = NativeLib.class.getClassLoader().getResourceAsStream(Path+filename);
+ }
+ if (in == null) {
+ filename = "lib"+name+".dylib";
+ in = NativeLib.class.getClassLoader().getResourceAsStream(Path+filename);
+ }
+ if (in == null) {
+ throw new SimGridLibNotFoundException("Cannot find library "+name+" in path "+Path+". Sorry, but this jar does not seem to be usable on your machine.");
+ }
+ try {
+ // We must write the lib onto the disk before loading it -- stupid operating systems
+ if (tempDir == null) {
+ tempDir = Files.createTempDirectory("simgrid-java");
+ // don't leak the files on disk, but remove it on JVM shutdown
+ Runtime.getRuntime().addShutdownHook(new Thread(new FileCleaner(tempDir.toFile())));
+ }
+ File fileOut = new File(tempDir.toFile().getAbsolutePath() + File.separator + filename);
+
+ /* copy the library in position */
+ OutputStream out = new FileOutputStream(fileOut);
+ byte[] buffer = new byte[4096];
+ int bytes_read;
+ while ((bytes_read = in.read(buffer)) != -1) // Read until EOF
+ out.write(buffer, 0, bytes_read);
+
+ /* close all file descriptors, and load that shit */
+ in.close();
+ out.close();
+ System.load(fileOut.getAbsolutePath());
+ } catch (Exception e) {
+ System.err.println("Error while extracting the native library from the jar: ");
+ e.printStackTrace();
+ throw new SimGridLibNotFoundException("Cannot load the bindings to the "+name+" library in path "+getPath(), e);
+ }
+ }
+