From a9edd6af6e487b08c1105e3d2c962ecc29b62825 Mon Sep 17 00:00:00 2001
From: Brian Matzon <brian@matzon.dk>
Date: Sun, 2 Jul 2006 20:26:49 +0000
Subject: [PATCH] made Display priveledged action private. Fixes a possible
 security exploit that would allow anyone to get a boolean from System
 properties *gasp*

---
 src/java/org/lwjgl/opengl/Display.java     |  2 +-
 src/java/org/lwjgl/opengl/MacOSXFrame.java | 15 ++++++++++++++-
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/src/java/org/lwjgl/opengl/Display.java b/src/java/org/lwjgl/opengl/Display.java
index f0f2b558..89d34e9e 100644
--- a/src/java/org/lwjgl/opengl/Display.java
+++ b/src/java/org/lwjgl/opengl/Display.java
@@ -711,7 +711,7 @@ public final class Display {
 	/**
 	 * Gets a boolean property as a privileged action.
 	 */
-	static boolean getPrivilegedBoolean(final String property_name) {
+	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));
diff --git a/src/java/org/lwjgl/opengl/MacOSXFrame.java b/src/java/org/lwjgl/opengl/MacOSXFrame.java
index 21ea781b..c92ba9f0 100644
--- a/src/java/org/lwjgl/opengl/MacOSXFrame.java
+++ b/src/java/org/lwjgl/opengl/MacOSXFrame.java
@@ -48,6 +48,7 @@ import java.awt.event.ComponentListener;
 import java.awt.event.WindowEvent;
 import java.awt.event.WindowListener;
 import java.security.AccessController;
+import java.security.PrivilegedAction;
 import java.security.PrivilegedActionException;
 import java.security.PrivilegedExceptionAction;
 
@@ -72,7 +73,7 @@ final class MacOSXFrame extends Frame implements WindowListener, ComponentListen
 		addComponentListener(this);
 		canvas = new MacOSXGLCanvas();
 		add(canvas, BorderLayout.CENTER);
-		boolean undecorated = Display.getPrivilegedBoolean("org.lwjgl.opengl.Window.undecorated");
+		boolean undecorated = getPrivilegedBoolean("org.lwjgl.opengl.Window.undecorated");
 		setUndecorated(fullscreen || undecorated);
 		if ( fullscreen ) {
 			try {
@@ -212,4 +213,16 @@ final class MacOSXFrame extends Frame implements WindowListener, ComponentListen
 		}
 		return result;
 	}
+	
+	/**
+	 * Gets a boolean property as a privileged action.
+	 */
+	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();
+	}	
 }