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diff --git a/src/java/com/jogamp/gluegen/runtime/NativeLibLoader.java b/src/java/com/jogamp/gluegen/runtime/NativeLibLoader.java
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+/*
+ * Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * - Redistribution of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistribution in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * Neither the name of Sun Microsystems, Inc. or the names of
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * This software is provided "AS IS," without a warranty of any kind. ALL
+ * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
+ * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
+ * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
+ * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
+ * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
+ * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
+ * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
+ * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
+ * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
+ * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
+ *
+ * You acknowledge that this software is not designed or intended for use
+ * in the design, construction, operation or maintenance of any nuclear
+ * facility.
+ *
+ * Sun gratefully acknowledges that this software was originally authored
+ * and developed by Kenneth Bradley Russell and Christopher John Kline.
+ */
+
+package com.jogamp.gluegen.runtime;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.security.*;
+
+/** Class providing control over whether GlueGen loads the native code
+ associated with the NativeLibrary implementation. Alternative app
+ launchers such as those running within applets may want to disable
+ this default loading behavior and load the native code via another
+ (manual) mechanism. */
+public class NativeLibLoader {
+ private static volatile boolean loadingEnabled = true;
+ private static volatile boolean didLoading;
+
+ public static void disableLoading() {
+ loadingEnabled = false;
+ }
+
+ public static void enableLoading() {
+ loadingEnabled = true;
+ }
+
+ public static void loadGlueGenRT() {
+ if (!didLoading && loadingEnabled) {
+ synchronized (NativeLibLoader.class) {
+ if (!didLoading && loadingEnabled) {
+ didLoading = true;
+ AccessController.doPrivileged(new PrivilegedAction() {
+ public Object run() {
+ loadLibraryInternal("gluegen-rt");
+ return null;
+ }
+ });
+ }
+ }
+ }
+ }
+
+ private static void loadLibraryInternal(String libraryName) {
+ String sunAppletLauncher = System.getProperty("sun.jnlp.applet.launcher");
+ boolean usingJNLPAppletLauncher = Boolean.valueOf(sunAppletLauncher).booleanValue();
+
+ if (usingJNLPAppletLauncher) {
+ try {
+ Class jnlpAppletLauncherClass = Class.forName("org.jdesktop.applet.util.JNLPAppletLauncher");
+ Method jnlpLoadLibraryMethod = jnlpAppletLauncherClass.getDeclaredMethod("loadLibrary", new Class[] { String.class });
+ jnlpLoadLibraryMethod.invoke(null, new Object[] { libraryName });
+ } catch (Exception e) {
+ Throwable t = e;
+ if (t instanceof InvocationTargetException) {
+ t = ((InvocationTargetException) t).getTargetException();
+ }
+ if (t instanceof Error)
+ throw (Error) t;
+ if (t instanceof RuntimeException) {
+ throw (RuntimeException) t;
+ }
+ // Throw UnsatisfiedLinkError for best compatibility with System.loadLibrary()
+ throw (UnsatisfiedLinkError) new UnsatisfiedLinkError().initCause(e);
+ }
+ } else {
+ System.loadLibrary(libraryName);
+ }
+ }
+}