java-game-lib-cvs Mailing List for Lightweight Java Game Library

Update of /cvsroot/java-game-lib/LWJGL/src/java/org/lwjgl/opengl
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv10617/src/java/org/lwjgl/opengl

Modified Files:
	Display.java GLContext.java LinuxCanvasImplementation.java 
	MacOSXDisplay.java MacOSXFrame.java 
Log Message:
Added AccessController.doPrivileged where needed

Index: LinuxCanvasImplementation.java
===================================================================
RCS file: /cvsroot/java-game-lib/LWJGL/src/java/org/lwjgl/opengl/LinuxCanvasImplementation.java,v
retrieving revision 1.7
retrieving revision 1.8
diff -u -d -r1.7 -r1.8
--- LinuxCanvasImplementation.java	27 May 2005 11:50:12 -0000	1.7
+++ LinuxCanvasImplementation.java	30 May 2005 16:21:04 -0000	1.8
@@ -35,6 +35,9 @@
 import java.awt.GraphicsDevice;
 import java.lang.reflect.Method;
 
+import java.security.AccessController;
+import java.security.PrivilegedExceptionAction;
+
 import org.lwjgl.LWJGLException;
 import org.lwjgl.LWJGLUtil;
 
@@ -45,9 +48,13 @@
  * @version $Revision$
  */
 final class LinuxCanvasImplementation implements AWTCanvasImplementation {
-	static int getScreenFromDevice(GraphicsDevice device) throws LWJGLException {
+	static int getScreenFromDevice(final GraphicsDevice device) throws LWJGLException {
 		try {
-			Method getScreen_method = device.getClass().getMethod("getScreen", null);
+			Method getScreen_method = (Method)AccessController.doPrivileged(new PrivilegedExceptionAction() {
+				public Object run() throws Exception {
+					return device.getClass().getMethod("getScreen", null);
+				}
+			});
 			Integer screen = (Integer)getScreen_method.invoke(device, null);
 			return screen.intValue();
 		} catch (Exception e) {
@@ -55,9 +62,13 @@
 		}
 	}
 
-	private static int getVisualIDFromConfiguration(GraphicsConfiguration configuration) throws LWJGLException {
+	private static int getVisualIDFromConfiguration(final GraphicsConfiguration configuration) throws LWJGLException {
 		try {
-			Method getVisual_method = configuration.getClass().getMethod("getVisual", null);
+			Method getVisual_method = (Method)AccessController.doPrivileged(new PrivilegedExceptionAction() {
+				public Object run() throws Exception {
+					return configuration.getClass().getMethod("getVisual", null);
+				}
+			});
 			Integer visual = (Integer)getVisual_method.invoke(configuration, null);
 			return visual.intValue();
 		} catch (Exception e) {

Index: MacOSXFrame.java
===================================================================
RCS file: /cvsroot/java-game-lib/LWJGL/src/java/org/lwjgl/opengl/MacOSXFrame.java,v
retrieving revision 1.12
retrieving revision 1.13
diff -u -d -r1.12 -r1.13
--- MacOSXFrame.java	18 Apr 2005 06:47:41 -0000	1.12
+++ MacOSXFrame.java	30 May 2005 16:21:04 -0000	1.13
@@ -48,6 +48,10 @@
 import java.awt.event.WindowEvent;
 import java.awt.event.WindowListener;
 
+import java.security.AccessController;
+import java.security.PrivilegedExceptionAction;
+import java.security.PrivilegedActionException;
+
 import org.lwjgl.LWJGLException;
 
 final class MacOSXFrame extends Frame implements WindowListener, ComponentListener {
@@ -62,25 +66,34 @@
 	private boolean minimized;
 	private boolean should_warp_cursor;
 
-	MacOSXFrame(DisplayMode mode, java.awt.DisplayMode requested_mode, boolean fullscreen, int x, int y) throws LWJGLException {
+	MacOSXFrame(DisplayMode mode, final java.awt.DisplayMode requested_mode, boolean fullscreen, int x, int y) throws LWJGLException {
 		setResizable(false);
 		addWindowListener(this);
 		addComponentListener(this);
 		canvas = new MacOSXGLCanvas();
 		add(canvas, BorderLayout.CENTER);
-		boolean undecorated = Boolean.getBoolean("org.lwjgl.opengl.Window.undecorated");
+		boolean undecorated = Display.getPrivilegedBoolean("org.lwjgl.opengl.Window.undecorated");
 		setUndecorated(fullscreen || undecorated);
 		if ( fullscreen ) {
-			getDevice().setFullScreenWindow(this);
-			getDevice().setDisplayMode(requested_mode);
-			java.awt.DisplayMode real_mode = getDevice().getDisplayMode();
-			/** For some strange reason, the display mode is sometimes silently capped even though the mode is reported as supported */
-			if ( requested_mode.getWidth() != real_mode.getWidth() || requested_mode.getHeight() != real_mode.getHeight() ) {
-				getDevice().setFullScreenWindow(null);
-				if (isDisplayable())
-					dispose();
-				throw new LWJGLException("AWT capped mode: requested mode = " + requested_mode.getWidth() + "x" + requested_mode.getHeight() +
-				                         " but got " + real_mode.getWidth() + " " + real_mode.getHeight());
+			try {
+				AccessController.doPrivileged(new PrivilegedExceptionAction() {
+					public Object run() throws Exception {
+						getDevice().setFullScreenWindow(MacOSXFrame.this);
+						getDevice().setDisplayMode(requested_mode);
+						java.awt.DisplayMode real_mode = getDevice().getDisplayMode();
+						/** For some strange reason, the display mode is sometimes silently capped even though the mode is reported as supported */
+						if ( requested_mode.getWidth() != real_mode.getWidth() || requested_mode.getHeight() != real_mode.getHeight() ) {
+							getDevice().setFullScreenWindow(null);
+							if (isDisplayable())
+								dispose();
+							throw new LWJGLException("AWT capped mode: requested mode = " + requested_mode.getWidth() + "x" + requested_mode.getHeight() +
+								" but got " + real_mode.getWidth() + " " + real_mode.getHeight());
+						}
+						return null;
+					}
+				});
+			} catch (PrivilegedActionException e) {
+				throw new LWJGLException(e);
 			}
 		}
 		pack();

Index: MacOSXDisplay.java
===================================================================
RCS file: /cvsroot/java-game-lib/LWJGL/src/java/org/lwjgl/opengl/MacOSXDisplay.java,v
retrieving revision 1.31
retrieving revision 1.32
diff -u -d -r1.31 -r1.32
--- MacOSXDisplay.java	5 May 2005 11:04:17 -0000	1.31
+++ MacOSXDisplay.java	30 May 2005 16:21:04 -0000	1.32
@@ -57,6 +57,11 @@
 import java.util.List;
 import java.util.StringTokenizer;
 
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+import java.security.PrivilegedExceptionAction;
+import java.security.PrivilegedActionException;
+
 import org.lwjgl.LWJGLException;
 import org.lwjgl.LWJGLUtil;
 import org.lwjgl.input.Keyboard;
@@ -96,9 +101,13 @@
 
 	public void destroyWindow() {
 		if (frame != null) {
-			if (MacOSXFrame.getDevice().getFullScreenWindow() == frame)
-				MacOSXFrame.getDevice().setFullScreenWindow(null);
-//			setView(null);
+			AccessController.doPrivileged(new PrivilegedAction() {
+				public Object run() {
+					if (MacOSXFrame.getDevice().getFullScreenWindow() == frame)
+						MacOSXFrame.getDevice().setFullScreenWindow(null);
+					return null;
+				}
+			});
 			if (frame.isDisplayable())
 				frame.dispose();
 			frame = null;
@@ -450,26 +459,24 @@
 
 		public MacOSXApplicationListener() {
 			try {
-				/* Get the com.apple.eawt.Application class */
-				Class com_apple_eawt_Application = Class.forName("com.apple.eawt.Application");
-				/* Call the static Application.getApplication() method */
-				Object application = com_apple_eawt_Application.getMethod("getApplication", null).invoke(null, null);
-				/* Create a proxy implementing com.apple.eawt.ApplicationListener */
-				Class com_apple_eawt_ApplicationListener = Class.forName("com.apple.eawt.ApplicationListener");
-				Object listener_proxy = Proxy.newProxyInstance(getClass().getClassLoader(), new Class[] {com_apple_eawt_ApplicationListener}, this);
-				/* Invoke the method application.addApplicationListener(proxy) */
-				Method addApplicationListener = com_apple_eawt_Application.getMethod("addApplicationListener", new Class[]{com_apple_eawt_ApplicationListener});
-				addApplicationListener.invoke(application, new Object[]{listener_proxy});
-				/* Finally, get the handleQuit method we want to react to */
-				Class com_apple_eawt_ApplicationEvent = Class.forName("com.apple.eawt.ApplicationEvent");
-				handleQuit = com_apple_eawt_ApplicationListener.getMethod("handleQuit", new Class[]{com_apple_eawt_ApplicationEvent});
-			} catch (InvocationTargetException e) {
-				throw new RuntimeException(e);
-			} catch (NoSuchMethodException e) {
-				throw new RuntimeException(e);
-			} catch (ClassNotFoundException e) {
-				throw new RuntimeException(e);
-			} catch (IllegalAccessException e) {
+				handleQuit = (Method)AccessController.doPrivileged(new PrivilegedExceptionAction() {
+					public Object run() throws Exception {
+						/* Get the com.apple.eawt.Application class */
+						Class com_apple_eawt_Application = Class.forName("com.apple.eawt.Application");
+						/* Call the static Application.getApplication() method */
+						Object application = com_apple_eawt_Application.getMethod("getApplication", null).invoke(null, null);
+						/* Create a proxy implementing com.apple.eawt.ApplicationListener */
+						Class com_apple_eawt_ApplicationListener = Class.forName("com.apple.eawt.ApplicationListener");
+						Object listener_proxy = Proxy.newProxyInstance(getClass().getClassLoader(), new Class[] {com_apple_eawt_ApplicationListener}, MacOSXApplicationListener.this);
+						/* Invoke the method application.addApplicationListener(proxy) */
+						Method addApplicationListener = com_apple_eawt_Application.getMethod("addApplicationListener", new Class[]{com_apple_eawt_ApplicationListener});
+						addApplicationListener.invoke(application, new Object[]{listener_proxy});
+						/* Finally, get the handleQuit method we want to react to */
+						Class com_apple_eawt_ApplicationEvent = Class.forName("com.apple.eawt.ApplicationEvent");
+						return com_apple_eawt_ApplicationListener.getMethod("handleQuit", new Class[]{com_apple_eawt_ApplicationEvent});
+					}
+				});
+			} catch (PrivilegedActionException e) {
 				throw new RuntimeException(e);
 			}
 		}

Index: Display.java
===================================================================
RCS file: /cvsroot/java-game-lib/LWJGL/src/java/org/lwjgl/opengl/Display.java,v
retrieving revision 1.50
retrieving revision 1.51
diff -u -d -r1.50 -r1.51
--- Display.java	6 May 2005 09:40:36 -0000	1.50
+++ Display.java	30 May 2005 16:21:04 -0000	1.51
@@ -47,6 +47,9 @@
 import java.util.Arrays;
 import java.util.HashSet;
 
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+
 import org.lwjgl.BufferUtils;
 import org.lwjgl.LWJGLException;
 import org.lwjgl.LWJGLUtil;
@@ -98,9 +101,14 @@
 		try {
 			current_mode = initial_mode = display_impl.init();
 			LWJGLUtil.log("Initial mode: " + initial_mode);
-			Runtime.getRuntime().addShutdownHook(new Thread() {
-				public void run() {
-					reset();
+			AccessController.doPrivileged(new PrivilegedAction() {
+				public Object run() {
+					Runtime.getRuntime().addShutdownHook(new Thread() {
+						public void run() {
+							reset();
+						}
+					});
+					return null;
 				}
 			});
 		} catch (LWJGLException e) {
@@ -656,10 +664,22 @@
 		return display_impl;
 	}
 
+	/**
+	 * Gets a boolean property as a privileged action.
+	 */
+	static boolean getPrivilegedBoolean(final String property_name) {
+		Boolean value = (Boolean)AccessController.doPrivileged(new PrivilegedAction() {
+			public Object run() {	
+				return new Boolean(Boolean.getBoolean(property_name));
+			}
+		});
+		return value.booleanValue();
+	}
+	
 	private static void initControls() {
 		// Automatically create mouse, keyboard and controller
-		if (!Boolean.getBoolean("org.lwjgl.opengl.Display.noinput")) {
-			if (!Mouse.isCreated() && !Boolean.getBoolean("org.lwjgl.opengl.Display.nomouse")) {
+		if (!getPrivilegedBoolean("org.lwjgl.opengl.Display.noinput")) {
+			if (!Mouse.isCreated() && !getPrivilegedBoolean("org.lwjgl.opengl.Display.nomouse")) {
 				try {
 					Mouse.create();
 				} catch (LWJGLException e) {
@@ -670,7 +690,7 @@
 					}
 				}
 			}
-			if (!Keyboard.isCreated() && !Boolean.getBoolean("org.lwjgl.opengl.Display.nokeyboard")) {
+			if (!Keyboard.isCreated() && !getPrivilegedBoolean("org.lwjgl.opengl.Display.nokeyboard")) {
 				try {
 					Keyboard.create();
 				} catch (LWJGLException e) {

Index: GLContext.java
===================================================================
RCS file: /cvsroot/java-game-lib/LWJGL/src/java/org/lwjgl/opengl/GLContext.java,v
retrieving revision 1.50
retrieving revision 1.51
diff -u -d -r1.50 -r1.51
--- GLContext.java	4 May 2005 20:59:36 -0000	1.50
+++ GLContext.java	30 May 2005 16:21:04 -0000	1.51
@@ -38,6 +38,11 @@
 import java.util.StringTokenizer;
 import java.util.WeakHashMap;
 
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+import java.security.PrivilegedActionException;
+import java.security.PrivilegedExceptionAction;
+
 import org.lwjgl.LWJGLException;
 import org.lwjgl.LWJGLUtil;
 import org.lwjgl.Sys;
@@ -93,7 +98,11 @@
 	 * with a name dependent on the current platform
 	 */
 	static long getPlatformSpecificFunctionAddress(String function_prefix, String[] os_prefixes, String[] os_function_prefixes, String function) {
-		String os_name = System.getProperty("os.name");
+		String os_name = (String)AccessController.doPrivileged(new PrivilegedAction() {
+			public Object run() {
+				return System.getProperty("os.name");
+			}
+		});
 		for (int i = 0; i < os_prefixes.length; i++)
 			if (os_name.startsWith(os_prefixes[i])) {
 				String platform_function_name = function.replaceFirst(function_prefix, os_function_prefixes[i]);
@@ -167,12 +176,17 @@
 	 * Helper method to ContextCapabilities. It will try to initialize the native stubs,
 	 * and remove the given extension name from the extension set if the initialization fails.
 	 */
-	static void initNativeStubs(Class extension_class, Set supported_extensions, String ext_name) {
+	static void initNativeStubs(final Class extension_class, Set supported_extensions, String ext_name) {
 		resetNativeStubs(extension_class);
 		if (supported_extensions.contains(ext_name)) {
 			try {
-				Method init_stubs_method = extension_class.getDeclaredMethod("initNativeStubs", null);
-				init_stubs_method.invoke(null, null);
+				AccessController.doPrivileged(new PrivilegedExceptionAction() {
+					public Object run() throws Exception {
+						Method init_stubs_method = extension_class.getDeclaredMethod("initNativeStubs", null);
+						init_stubs_method.invoke(null, null);
+						return null;
+					}
+				});
 			} catch (Exception e) {
 				LWJGLUtil.log("Failed to initialize extension " + extension_class + " - exception: " + e);
 				supported_extensions.remove(ext_name);

Update of /cvsroot/java-game-lib/LWJGL/src/native/common
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv10617/src/native/common

Modified Files:
	common_tools.c 
Log Message:
Added AccessController.doPrivileged where needed

Index: common_tools.c
===================================================================
RCS file: /cvsroot/java-game-lib/LWJGL/src/native/common/common_tools.c,v
retrieving revision 1.24
retrieving revision 1.25
diff -u -d -r1.24 -r1.25
--- common_tools.c	18 May 2005 21:02:41 -0000	1.24
+++ common_tools.c	30 May 2005 16:21:05 -0000	1.25
@@ -314,9 +314,9 @@
 
 bool getBooleanProperty(JNIEnv *env, const char* propertyName) {
   jstring property = NewStringNative(env, propertyName);
-  jclass booleanClass = (*env)->FindClass(env, "java/lang/Boolean");
-  jmethodID getBoolean = (*env)->GetStaticMethodID(env, booleanClass, "getBoolean", "(Ljava/lang/String;)Z");
-  return (*env)->CallStaticBooleanMethod(env, booleanClass, getBoolean, property) ? true : false;
+  jclass org_lwjgl_LWJGLUtil_class = (*env)->FindClass(env, "org/lwjgl/LWJGLUtil");
+  jmethodID getBoolean = (*env)->GetStaticMethodID(env, org_lwjgl_LWJGLUtil_class, "getPrivilegedBoolean", "(Ljava/lang/String;)Z");
+  return (*env)->CallStaticBooleanMethod(env, org_lwjgl_LWJGLUtil_class, getBoolean, property) ? true : false;
 }
 
 JavaVM *getJVM() {

Update of /cvsroot/java-game-lib/LWJGL/src/java/org/lwjgl
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv10617/src/java/org/lwjgl

Modified Files:
	LWJGLUtil.java LinuxSysImplementation.java 
	MacOSXSysImplementation.java Sys.java 
Log Message:
Added AccessController.doPrivileged where needed

Index: LinuxSysImplementation.java
===================================================================
RCS file: /cvsroot/java-game-lib/LWJGL/src/java/org/lwjgl/LinuxSysImplementation.java,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -d -r1.4 -r1.5
--- LinuxSysImplementation.java	23 Feb 2005 11:22:14 -0000	1.4
+++ LinuxSysImplementation.java	30 May 2005 16:21:03 -0000	1.5
@@ -33,6 +33,10 @@
 
 import java.io.IOException;
 
+import java.security.AccessController;
+import java.security.PrivilegedExceptionAction;
+import java.security.PrivilegedActionException;
+
 /**
  * $Id$
  *
@@ -44,17 +48,23 @@
 		java.awt.Toolkit.getDefaultToolkit(); // This will make sure libjawt.so is loaded
 	}
 
-	public boolean openURL(String url) {
+	public boolean openURL(final String url) {
 		// Linux may as well resort to pure Java hackery, as there's no Linux native way of doing it
 		// right anyway.
 
 		String[] browsers = {"firefox", "mozilla", "opera", "konqueror", "nautilus", "galeon", "netscape"};
 
 		for (int i = 0; i < browsers.length; i ++) {
+			final String browser = browsers[i];
 			try {
-				Runtime.getRuntime().exec(new String[] { browsers[i], url });
+				AccessController.doPrivileged(new PrivilegedExceptionAction() {
+					public Object run() throws Exception {
+						Runtime.getRuntime().exec(new String[] { browser, url });
+						return null;
+					}
+				});
 				return true;
-			} catch (IOException e) {
+			} catch (PrivilegedActionException e) {
 				// Ignore
 				e.printStackTrace(System.err);
 			}

Index: MacOSXSysImplementation.java
===================================================================
RCS file: /cvsroot/java-game-lib/LWJGL/src/java/org/lwjgl/MacOSXSysImplementation.java,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -d -r1.2 -r1.3
--- MacOSXSysImplementation.java	20 Jan 2005 22:51:26 -0000	1.2
+++ MacOSXSysImplementation.java	30 May 2005 16:21:03 -0000	1.3
@@ -33,6 +33,9 @@
 
 import java.lang.reflect.Method;
 
+import java.security.AccessController;
+import java.security.PrivilegedExceptionAction;
+
 /**
  * $Id$
  *
@@ -42,11 +45,21 @@
 class MacOSXSysImplementation extends J2SESysImplementation {
 	public boolean openURL(String url) {
 		try {
-			Class com_apple_eio_FileManager = Class.forName("com.apple.eio.FileManager");
-			Method openURL_method = com_apple_eio_FileManager.getMethod("openURL", new Class[]{String.class});
+			Method openURL_method = (Method)AccessController.doPrivileged(new PrivilegedExceptionAction() {
+				public Object run() throws Exception {
+					try {
+						Class com_apple_eio_FileManager = Class.forName("com.apple.eio.FileManager");
+						return com_apple_eio_FileManager.getMethod("openURL", new Class[]{String.class});
+					} catch (Exception e) {
+						LWJGLUtil.log("Exception occurred while trying to invoke browser: " + e);
+						return null;
+					}
+				}
+			});
 			openURL_method.invoke(null, new Object[]{url});
 			return true;
 		} catch (Exception e) {
+			LWJGLUtil.log("Exception occurred while trying to invoke browser: " + e);
 			return false;
 		}
 	}

Index: LWJGLUtil.java
===================================================================
RCS file: /cvsroot/java-game-lib/LWJGL/src/java/org/lwjgl/LWJGLUtil.java,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -d -r1.5 -r1.6
--- LWJGLUtil.java	12 May 2005 07:47:06 -0000	1.5
+++ LWJGLUtil.java	30 May 2005 16:21:03 -0000	1.6
@@ -37,6 +37,11 @@
 import java.util.List;
 import java.util.StringTokenizer;
 
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+import java.security.PrivilegedActionException;
+import java.security.PrivilegedExceptionAction;
+
 /**
  * $Id$
  * <p>
@@ -52,8 +57,8 @@
 	public static final int PLATFORM_WINDOWS = 3;
 
 	/** Debug flag. */
-	public static final boolean DEBUG = Boolean.getBoolean("org.lwjgl.util.Debug");
-
+	public static final boolean DEBUG = getPrivilegedBoolean("org.lwjgl.util.Debug");
+	
 	/**
 	 * Get the current platform
 	 */
@@ -102,15 +107,15 @@
 				throw new LWJGLException("Unknown platform: " + getPlatform());
 		}
 
-		String classloader_path = LWJGLUtil.getPathFromClassLoader(libname, classloader);
+		String classloader_path = getPathFromClassLoader(libname, classloader);
 		if (classloader_path != null) {
-			LWJGLUtil.log("getPathFromClassLoader: Path found: " + classloader_path);
+			log("getPathFromClassLoader: Path found: " + classloader_path);
 			possible_paths.add(classloader_path);
 		}
 
-		String lwjgl_classloader_path = LWJGLUtil.getPathFromClassLoader("lwjgl", classloader);
+		String lwjgl_classloader_path = getPathFromClassLoader("lwjgl", classloader);
 		if (lwjgl_classloader_path != null) {
-			LWJGLUtil.log("getPathFromClassLoader: Path found: " + lwjgl_classloader_path);
+			log("getPathFromClassLoader: Path found: " + lwjgl_classloader_path);
 			possible_paths.add(lwjgl_classloader_path.substring(0, lwjgl_classloader_path.lastIndexOf(File.separator))
 					+ File.separator + platform_lib_name);
 		}
@@ -119,7 +124,12 @@
 		possible_paths.add(platform_lib_name);
 
 		// Add all possible paths from java.library.path
-		StringTokenizer st = new StringTokenizer(System.getProperty("java.library.path"), File.pathSeparator);
+		String java_library_path = (String)AccessController.doPrivileged(new PrivilegedAction() {
+			public Object run() {
+				return System.getProperty("java.library.path");
+			}
+		});
+		StringTokenizer st = new StringTokenizer(java_library_path, File.pathSeparator);
 		while (st.hasMoreTokens()) {
 			String path = st.nextToken();
 			possible_paths.add(path + File.separator + platform_lib_name);
@@ -145,32 +155,51 @@
 	 */
 	public static String getPathFromClassLoader(String libname, ClassLoader classloader) {
 		try {
-			LWJGLUtil.log("getPathFromClassLoader: searching for: " + libname);
+			log("getPathFromClassLoader: searching for: " + libname);
 			Object o = classloader;
 			Class c = o.getClass();
 			while (c != null) {
+				final Class clazz = c;
 				try {
-					Method findLibrary = c.getDeclaredMethod("findLibrary", new Class[] { String.class});
-					findLibrary.setAccessible(true);
+					Method findLibrary = (Method)AccessController.doPrivileged(new PrivilegedExceptionAction() {
+						public Object run() throws Exception {
+							Method m = clazz.getDeclaredMethod("findLibrary", new Class[]{String.class});
+							m.setAccessible(true);
+							return m;
+						}
+					});
 					Object[] arguments = new Object[] {libname};
-					return (String) findLibrary.invoke(o, arguments);
-				} catch (NoSuchMethodException e) {
+					return (String)findLibrary.invoke(o, arguments);
+				} catch (PrivilegedActionException e) {
 					c = c.getSuperclass();
 				}
 			}
 		} catch (Exception e) {
-			LWJGLUtil.log("Failure locating " + e + " using classloader:" + e);
+			log("Failure locating " + e + " using classloader:" + e);
 		}
 		return null;
 	}
 
 	/**
+	 * Gets a boolean property as a privileged action. Helper method
+	 * for native.
+	 */
+	private static boolean getPrivilegedBoolean(final String property_name) {
+		Boolean value = (Boolean)AccessController.doPrivileged(new PrivilegedAction() {
+			public Object run() {	
+				return new Boolean(Boolean.getBoolean(property_name));
+			}
+		});
+		return value.booleanValue();
+	}
+	
+	/**
 	 * Prints the given message to System.err if DEBUG is true.
 	 * 
 	 * @param msg Message to print
 	 */
 	public static void log(String msg) {
-		if (LWJGLUtil.DEBUG) {
+		if (DEBUG) {
 			System.err.println(msg);
 		}
 	}

Index: Sys.java
===================================================================
RCS file: /cvsroot/java-game-lib/LWJGL/src/java/org/lwjgl/Sys.java,v
retrieving revision 1.86
retrieving revision 1.87
diff -u -d -r1.86 -r1.87
--- Sys.java	18 May 2005 21:01:15 -0000	1.86
+++ Sys.java	30 May 2005 16:21:03 -0000	1.87
@@ -37,6 +37,10 @@
 
 import org.lwjgl.input.Mouse;
 
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+import java.security.PrivilegedExceptionAction;
+
 /**
  * $Id$
  * <p>
@@ -58,7 +62,12 @@
   
 	static {
 		implementation = createImplementation();
-		System.loadLibrary(LIBRARY_NAME);
+		AccessController.doPrivileged(new PrivilegedAction() {
+			public Object run() {
+				System.loadLibrary(LIBRARY_NAME);
+				return null;
+			}
+		});
 		String native_version = implementation.getNativeLibraryVersion();
 		if (!native_version.equals(VERSION))
 			throw new LinkageError("Version mismatch: jar version is '" + VERSION +
@@ -176,11 +185,19 @@
 		// Attempt to use Webstart if we have it available
 		try {
 			// Lookup the javax.jnlp.BasicService object
-			Class serviceManagerClass = Class.forName("javax.jnlp.ServiceManager");
-			Method lookupMethod = serviceManagerClass.getMethod("lookup", new Class[] {String.class});
+			final Class serviceManagerClass = Class.forName("javax.jnlp.ServiceManager");
+			Method lookupMethod = (Method)AccessController.doPrivileged(new PrivilegedExceptionAction() {
+				public Object run() throws Exception {
+					return serviceManagerClass.getMethod("lookup", new Class[] {String.class});
+				}
+			});
 			Object basicService = lookupMethod.invoke(serviceManagerClass, new Object[] {"javax.jnlp.BasicService"});
-			Class basicServiceClass = Class.forName("javax.jnlp.BasicService");
-			Method showDocumentMethod = basicServiceClass.getMethod("showDocument", new Class[] {URL.class});
+			final Class basicServiceClass = Class.forName("javax.jnlp.BasicService");
+			Method showDocumentMethod = (Method)AccessController.doPrivileged(new PrivilegedExceptionAction() {
+				public Object run() throws Exception {
+					return basicServiceClass.getMethod("showDocument", new Class[] {URL.class});
+				}
+			});
 			try {
 				Boolean ret = (Boolean) showDocumentMethod.invoke(basicService, new Object[] {new URL(url)});
 				return ret.booleanValue();