Fix property query. Thx to Ken pointing this out.

git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/svn-server-sync/jogl/trunk@2018 232f8b59-042b-4e1e-8c03-345bb8c30851

15 files changed, 188 insertions, 79 deletions

diff --git a/src/jogl/classes/com/sun/opengl/impl/Debug.java b/src/jogl/classes/com/sun/opengl/impl/Debug.java
index b34b8e108..b6c6e6a00 100644
--- a/src/jogl/classes/com/sun/opengl/impl/Debug.java
+++ b/src/jogl/classes/com/sun/opengl/impl/Debug.java
@@ -47,10 +47,12 @@ public class Debug {
   // Some common properties
   private static boolean verbose;
   private static boolean debugAll;
+  private static AccessControlContext localACC;
   
   static {
-    verbose = isPropertyDefined("jogl.verbose");
-    debugAll = isPropertyDefined("jogl.debug");
+    localACC=AccessController.getContext();
+    verbose = isPropertyDefined("jogl.verbose", true);
+    debugAll = isPropertyDefined("jogl.debug", true);
     if (verbose) {
        Package p = Package.getPackage("javax.media.opengl");
        System.err.println("JOGL specification version " + p.getSpecificationVersion());
@@ -59,34 +61,67 @@ public class Debug {
     }
   }
 
-  public static int getIntProperty(final String property, final boolean jnlpAlias) {
+  protected static int getIntProperty(final String property, final boolean jnlpAlias) {
+      return getIntProperty(property, jnlpAlias, localACC);
+  }
+
+  public static int getIntProperty(final String property, final boolean jnlpAlias, final AccessControlContext acc) {
     int i=0;
     try {
-        Integer iv = Integer.valueOf(Debug.getProperty(property, jnlpAlias));
+        Integer iv = Integer.valueOf(Debug.getProperty(property, jnlpAlias, acc));
         i = iv.intValue();
     } catch (NumberFormatException nfe) {}
     return i;
   }
 
-  public static boolean getBooleanProperty(final String property, final boolean jnlpAlias) {
-    Boolean b = Boolean.valueOf(Debug.getProperty(property, jnlpAlias));
+  protected static boolean getBooleanProperty(final String property, final boolean jnlpAlias) {
+    return getBooleanProperty(property, jnlpAlias, localACC);
+  }
+
+  public static boolean getBooleanProperty(final String property, final boolean jnlpAlias, final AccessControlContext acc) {
+    Boolean b = Boolean.valueOf(Debug.getProperty(property, jnlpAlias, acc));
     return b.booleanValue();
   }
 
-  public static boolean isPropertyDefined(final String property) {
-    return (Debug.getProperty(property, true) != null) ? true : false;
+  protected static boolean isPropertyDefined(final String property, final boolean jnlpAlias) {
+    return isPropertyDefined(property, jnlpAlias, localACC);
   }
 
-  public static String getProperty(final String property, final boolean jnlpAlias) {
-    String s = (String) AccessController.doPrivileged(new PrivilegedAction() {
-        public Object run() {
-          String val = System.getProperty(property);
-          if(null==val && jnlpAlias && !property.startsWith(jnlp_prefix)) {
-              val = System.getProperty(jnlp_prefix + property);
-          }
-          return val;
+  public static boolean isPropertyDefined(final String property, final boolean jnlpAlias, final AccessControlContext acc) {
+    return (Debug.getProperty(property, jnlpAlias, acc) != null) ? true : false;
+  }
+
+  protected static String getProperty(final String property, final boolean jnlpAlias) {
+    return getProperty(property, jnlpAlias, localACC);
+  }
+
+  public static String getProperty(final String property, final boolean jnlpAlias, final AccessControlContext acc) {
+    String s=null;
+    if(null!=acc && acc.equals(localACC)) {
+        s = (String) AccessController.doPrivileged(new PrivilegedAction() {
+            public Object run() {
+              String val=null;
+              try {
+                  val = System.getProperty(property);
+              } catch (Exception e) {}
+              if(null==val && jnlpAlias && !property.startsWith(jnlp_prefix)) {
+                  try {
+                      val = System.getProperty(jnlp_prefix + property);
+                  } catch (Exception e) {}
+              }
+              return val;
+            }
+          });
+    } else {
+        try {
+            s = System.getProperty(property);
+        } catch (Exception e) {}
+        if(null==s && jnlpAlias && !property.startsWith(jnlp_prefix)) {
+            try {
+                s = System.getProperty(jnlp_prefix + property);
+            } catch (Exception e) {}
         }
-      });
+    }
     return s;
   }
   public static final String jnlp_prefix = "jnlp." ;
@@ -100,6 +135,6 @@ public class Debug {
   }
 
   public static boolean debug(String subcomponent) {
-    return debugAll() || isPropertyDefined("jogl.debug." + subcomponent);
+    return debugAll() || isPropertyDefined("jogl.debug." + subcomponent, true);
   }
 }
diff --git a/src/jogl/classes/com/sun/opengl/impl/ExtensionAvailabilityCache.java b/src/jogl/classes/com/sun/opengl/impl/ExtensionAvailabilityCache.java
index 63dba3ff0..eee308088 100644
--- a/src/jogl/classes/com/sun/opengl/impl/ExtensionAvailabilityCache.java
+++ b/src/jogl/classes/com/sun/opengl/impl/ExtensionAvailabilityCache.java
@@ -52,7 +52,7 @@ import java.lang.reflect.*;
  */
 public final class ExtensionAvailabilityCache {
   private static final boolean DEBUG = Debug.debug("ExtensionAvailabilityCache");
-  private static final boolean DEBUG_AVAILABILITY = Debug.isPropertyDefined("ExtensionAvailabilityCache");
+  private static final boolean DEBUG_AVAILABILITY = Debug.isPropertyDefined("ExtensionAvailabilityCache", true);
 
   ExtensionAvailabilityCache(GLContextImpl context)
   {
diff --git a/src/jogl/classes/com/sun/opengl/impl/GLContextImpl.java b/src/jogl/classes/com/sun/opengl/impl/GLContextImpl.java
index da0d96396..c60cccec6 100644
--- a/src/jogl/classes/com/sun/opengl/impl/GLContextImpl.java
+++ b/src/jogl/classes/com/sun/opengl/impl/GLContextImpl.java
@@ -60,7 +60,7 @@ public abstract class GLContextImpl extends GLContext {
   // basically had no tangible effect on the Windows or Mac OS X
   // platforms anyway in particular with the disabling of the
   // GLWorkerThread which we found to be necessary in 1.0 beta 4.
-  protected boolean optimizationEnabled = Debug.isPropertyDefined("jogl.GLContext.optimize");
+  protected boolean optimizationEnabled = Debug.isPropertyDefined("jogl.GLContext.optimize", true);
 
   // Cache of the functions that are available to be called at the current
   // moment in time
diff --git a/src/jogl/classes/com/sun/opengl/impl/GLDrawableHelper.java b/src/jogl/classes/com/sun/opengl/impl/GLDrawableHelper.java
index 95c868d00..d6ca2cbf5 100644
--- a/src/jogl/classes/com/sun/opengl/impl/GLDrawableHelper.java
+++ b/src/jogl/classes/com/sun/opengl/impl/GLDrawableHelper.java
@@ -49,7 +49,7 @@ public class GLDrawableHelper {
   private volatile List listeners = new ArrayList();
   private static final boolean DEBUG = Debug.debug("GLDrawableHelper");
   private static final boolean VERBOSE = Debug.verbose();
-  private static final boolean NVIDIA_CRASH_WORKAROUND = Debug.isPropertyDefined("jogl.nvidia.crash.workaround");
+  private static final boolean NVIDIA_CRASH_WORKAROUND = Debug.isPropertyDefined("jogl.nvidia.crash.workaround", true);
   private boolean autoSwapBufferMode = true;
 
   public GLDrawableHelper() {
diff --git a/src/jogl/classes/com/sun/opengl/impl/macosx/cgl/MacOSXPbufferCGLContext.java b/src/jogl/classes/com/sun/opengl/impl/macosx/cgl/MacOSXPbufferCGLContext.java
index 33fdea384..d702150d3 100644
--- a/src/jogl/classes/com/sun/opengl/impl/macosx/cgl/MacOSXPbufferCGLContext.java
+++ b/src/jogl/classes/com/sun/opengl/impl/macosx/cgl/MacOSXPbufferCGLContext.java
@@ -17,7 +17,7 @@ public class MacOSXPbufferCGLContext extends MacOSXCGLContext {
   private static boolean isTigerOrLater;
 
   static {
-    String osVersion = Debug.getProperty("os.version", false);
+    String osVersion = Debug.getProperty("os.version", false, AccessController.getContext());
     StringTokenizer tok = new StringTokenizer(osVersion, ". ");
     int major = Integer.parseInt(tok.nextToken());
     int minor = Integer.parseInt(tok.nextToken());
diff --git a/src/jogl/classes/com/sun/opengl/util/texture/Texture.java b/src/jogl/classes/com/sun/opengl/util/texture/Texture.java
index c8dda5ed5..87f045a6d 100755
--- a/src/jogl/classes/com/sun/opengl/util/texture/Texture.java
+++ b/src/jogl/classes/com/sun/opengl/util/texture/Texture.java
@@ -37,6 +37,7 @@
 package com.sun.opengl.util.texture;
 
 import java.nio.*;
+import java.security.*;
 
 import javax.media.opengl.*;
 import javax.media.opengl.glu.*;
@@ -168,12 +169,14 @@ public class Texture {
     /** An estimate of the amount of texture memory this texture consumes. */
     private int estimatedMemorySize;
 
+    private static final AccessControlContext localACC = AccessController.getContext();
+
     private static final boolean DEBUG = Debug.debug("Texture");
     private static final boolean VERBOSE = Debug.verbose();
 
     // For testing alternate code paths on more capable hardware
-    private static final boolean disableNPOT    = Debug.isPropertyDefined("jogl.texture.nonpot");
-    private static final boolean disableTexRect = Debug.isPropertyDefined("jogl.texture.notexrect");
+    private static final boolean disableNPOT    = Debug.isPropertyDefined("jogl.texture.nonpot", true, localACC);
+    private static final boolean disableTexRect = Debug.isPropertyDefined("jogl.texture.notexrect", true, localACC);
 
     public Texture(TextureData data) throws GLException {
         GL gl = GLContext.getCurrentGL();
diff --git a/src/jogl/classes/javax/media/opengl/GLAutoDrawable.java b/src/jogl/classes/javax/media/opengl/GLAutoDrawable.java
index f0450e89e..43347c416 100644
--- a/src/jogl/classes/javax/media/opengl/GLAutoDrawable.java
+++ b/src/jogl/classes/javax/media/opengl/GLAutoDrawable.java
@@ -41,6 +41,7 @@ package javax.media.opengl;
 
 import javax.media.opengl.glu.*;
 import com.sun.opengl.impl.Debug;
+import java.security.*;
 
 /** A higher-level abstraction than {@link GLDrawable} which supplies
     an event based mechanism ({@link GLEventListener}) for performing
@@ -112,7 +113,7 @@ public interface GLAutoDrawable extends GLDrawable {
   /** Flag reflecting wheather the drawable reconfiguration will be issued in 
     * case a screen device change occured, e.g. in a multihead environment,
     * where you drag the window to another monitor. */
-  public static final boolean SCREEN_CHANGE_ACTION_ENABLED = Debug.getBooleanProperty("jogl.screenchange.action", true);
+  public static final boolean SCREEN_CHANGE_ACTION_ENABLED = Debug.getBooleanProperty("jogl.screenchange.action", true, AccessController.getContext());
 
   /** FIXME:
   ** Invalid state, the resources are not yet ready to render. *
diff --git a/src/jogl/classes/javax/media/opengl/GLContext.java b/src/jogl/classes/javax/media/opengl/GLContext.java
index ef7fa8189..a2bff729a 100644
--- a/src/jogl/classes/javax/media/opengl/GLContext.java
+++ b/src/jogl/classes/javax/media/opengl/GLContext.java
@@ -56,8 +56,6 @@ import java.util.HashMap;
     refer to a given context. */
 
 public abstract class GLContext {
-  protected static final boolean DEBUG = Debug.isPropertyDefined("jogl.debug.GLContext"); // Debug.debug("GLContext");
-
   /** Indicates that the context was not made current during the last call to {@link #makeCurrent makeCurrent}. */
   public static final int CONTEXT_NOT_CURRENT = 0;
   /** Indicates that the context was made current during the last call to {@link #makeCurrent makeCurrent}. */
@@ -180,11 +178,6 @@ public abstract class GLContext {
    * new GLContext implementations; not for use by end users.
    */
   protected static void setCurrent(GLContext cur) {
-    if(DEBUG) {
-        Exception e = new Exception("setCurrent: "+Thread.currentThread()+", "+currentContext.get()+" -> "+cur);
-        e.printStackTrace();
-    }
-
     currentContext.set(cur);
   }
   
diff --git a/src/jogl/classes/javax/media/opengl/GLDrawableFactory.java b/src/jogl/classes/javax/media/opengl/GLDrawableFactory.java
index 3724556db..d95d6d492 100644
--- a/src/jogl/classes/javax/media/opengl/GLDrawableFactory.java
+++ b/src/jogl/classes/javax/media/opengl/GLDrawableFactory.java
@@ -109,7 +109,7 @@ public abstract class GLDrawableFactory {
     String factoryClassName = null;
     tmp = null;
     try {
-        factoryClassName = Debug.getProperty("jogl.gldrawablefactory.class.name", true);
+        factoryClassName = Debug.getProperty("jogl.gldrawablefactory.class.name", true, AccessController.getContext());
         if (null == factoryClassName) {
             if ( nativeOSType.equals(NativeWindowFactory.TYPE_EGL) ) {
               // use egl*Factory ..
diff --git a/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java b/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java
index 5da6a892f..74da59cd3 100644
--- a/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java
+++ b/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java
@@ -110,20 +110,22 @@ public class GLJPanel extends JPanel implements AWTGLAutoDrawable {
   // Used by all backends either directly or indirectly to hook up callbacks
   private Updater updater = new Updater();
 
+  private static final AccessControlContext localACC = AccessController.getContext();
+
   // Turns off the pbuffer-based backend (used by default, unless the
   // Java 2D / OpenGL pipeline is in use)
   private static boolean hardwareAccelerationDisabled =
-    Debug.isPropertyDefined("jogl.gljpanel.nohw");
+    Debug.isPropertyDefined("jogl.gljpanel.nohw", true, localACC);
 
   // Turns off the fallback to software-based rendering from
   // pbuffer-based rendering
   private static boolean softwareRenderingDisabled =
-    Debug.isPropertyDefined("jogl.gljpanel.nosw");
+    Debug.isPropertyDefined("jogl.gljpanel.nosw", true, localACC);
 
   // Indicates whether the Java 2D OpenGL pipeline is enabled
   private boolean oglPipelineEnabled =
     Java2D.isOGLPipelineActive() &&
-    !Debug.isPropertyDefined("jogl.gljpanel.noogl");
+    !Debug.isPropertyDefined("jogl.gljpanel.noogl", true, localACC);
 
   // For handling reshape events lazily
   private int reshapeX;
diff --git a/src/nativewindow/classes/com/sun/nativewindow/impl/Debug.java b/src/nativewindow/classes/com/sun/nativewindow/impl/Debug.java
index 7e7b81e8b..7b7785a7c 100644
--- a/src/nativewindow/classes/com/sun/nativewindow/impl/Debug.java
+++ b/src/nativewindow/classes/com/sun/nativewindow/impl/Debug.java
@@ -47,10 +47,12 @@ public class Debug {
   // Some common properties
   private static boolean verbose;
   private static boolean debugAll;
+  private static AccessControlContext localACC;
   
   static {
-    verbose = isPropertyDefined("nativewindow.verbose");
-    debugAll = isPropertyDefined("nativewindow.debug");
+    localACC=AccessController.getContext();
+    verbose = isPropertyDefined("nativewindow.verbose", true);
+    debugAll = isPropertyDefined("nativewindow.debug", true);
     if (verbose) {
        Package p = Package.getPackage("javax.media.nativewindow");
        System.err.println("NativeWindow specification version " + p.getSpecificationVersion());
@@ -59,34 +61,67 @@ public class Debug {
     }
   }
 
-  public static int getIntProperty(final String property, final boolean jnlpAlias) {
+  protected static int getIntProperty(final String property, final boolean jnlpAlias) {
+      return getIntProperty(property, jnlpAlias, localACC);
+  }
+
+  public static int getIntProperty(final String property, final boolean jnlpAlias, final AccessControlContext acc) {
     int i=0;
     try {
-        Integer iv = Integer.valueOf(Debug.getProperty(property, jnlpAlias));
+        Integer iv = Integer.valueOf(Debug.getProperty(property, jnlpAlias, acc));
         i = iv.intValue();
     } catch (NumberFormatException nfe) {}
     return i;
   }
 
-  public static boolean getBooleanProperty(final String property, final boolean jnlpAlias) {
-    Boolean b = Boolean.valueOf(Debug.getProperty(property, jnlpAlias));
+  protected static boolean getBooleanProperty(final String property, final boolean jnlpAlias) {
+    return getBooleanProperty(property, jnlpAlias, localACC);
+  }
+
+  public static boolean getBooleanProperty(final String property, final boolean jnlpAlias, final AccessControlContext acc) {
+    Boolean b = Boolean.valueOf(Debug.getProperty(property, jnlpAlias, acc));
     return b.booleanValue();
   }
 
-  public static boolean isPropertyDefined(final String property) {
-    return (Debug.getProperty(property, true) != null) ? true : false;
+  protected static boolean isPropertyDefined(final String property, final boolean jnlpAlias) {
+    return isPropertyDefined(property, jnlpAlias, localACC);
   }
 
-  public static String getProperty(final String property, final boolean jnlpAlias) {
-    String s = (String) AccessController.doPrivileged(new PrivilegedAction() {
-        public Object run() {
-          String val = System.getProperty(property);
-          if(null==val && jnlpAlias && !property.startsWith(jnlp_prefix)) {
-              val = System.getProperty(jnlp_prefix + property);
-          }
-          return val;
+  public static boolean isPropertyDefined(final String property, final boolean jnlpAlias, final AccessControlContext acc) {
+    return (Debug.getProperty(property, jnlpAlias, acc) != null) ? true : false;
+  }
+
+  protected static String getProperty(final String property, final boolean jnlpAlias) {
+    return getProperty(property, jnlpAlias, localACC);
+  }
+
+  public static String getProperty(final String property, final boolean jnlpAlias, final AccessControlContext acc) {
+    String s=null;
+    if(null!=acc && acc.equals(localACC)) {
+        s = (String) AccessController.doPrivileged(new PrivilegedAction() {
+            public Object run() {
+              String val=null;
+              try {
+                  val = System.getProperty(property);
+              } catch (Exception e) {}
+              if(null==val && jnlpAlias && !property.startsWith(jnlp_prefix)) {
+                  try {
+                      val = System.getProperty(jnlp_prefix + property);
+                  } catch (Exception e) {}
+              }
+              return val;
+            }
+          });
+    } else {
+        try {
+            s = System.getProperty(property);
+        } catch (Exception e) {}
+        if(null==s && jnlpAlias && !property.startsWith(jnlp_prefix)) {
+            try {
+                s = System.getProperty(jnlp_prefix + property);
+            } catch (Exception e) {}
         }
-      });
+    }
     return s;
   }
   public static final String jnlp_prefix = "jnlp." ;
@@ -100,6 +135,6 @@ public class Debug {
   }
 
   public static boolean debug(String subcomponent) {
-    return debugAll() || isPropertyDefined("nativewindow.debug." + subcomponent);
+    return debugAll() || isPropertyDefined("nativewindow.debug." + subcomponent, true);
   }
 }
diff --git a/src/nativewindow/classes/javax/media/nativewindow/NativeWindowFactory.java b/src/nativewindow/classes/javax/media/nativewindow/NativeWindowFactory.java
index 4f1323ff8..eb0c25aed 100644
--- a/src/nativewindow/classes/javax/media/nativewindow/NativeWindowFactory.java
+++ b/src/nativewindow/classes/javax/media/nativewindow/NativeWindowFactory.java
@@ -98,8 +98,9 @@ public abstract class NativeWindowFactory {
         JVMUtil.initSingleton();
 
         // Gather the windowing OS first
-        nativeOSNamePure = Debug.getProperty("os.name", false);
-        nativeOSNameCustom = Debug.getProperty("nativewindow.ws.name", true);
+        AccessControlContext acc = AccessController.getContext();
+        nativeOSNamePure = Debug.getProperty("os.name", false, acc);
+        nativeOSNameCustom = Debug.getProperty("nativewindow.ws.name", true, acc);
         if(null==nativeOSNameCustom||nativeOSNameCustom.length()==0) {
               nativeOSNameCustom = nativeOSNamePure;
         }
@@ -127,8 +128,8 @@ public abstract class NativeWindowFactory {
             } catch (Exception e) { }
         }
 
-        boolean toolkitLockForced   = Debug.getBooleanProperty("nativewindow.locking", true);
-        boolean awtToolkitLockDisabled = Debug.getBooleanProperty("java.awt.headless", false);
+        boolean toolkitLockForced   = Debug.getBooleanProperty("nativewindow.locking", true, acc);
+        boolean awtToolkitLockDisabled = Debug.getBooleanProperty("java.awt.headless", false, acc);
 
         NativeWindowFactory _factory = null;
         
diff --git a/src/newt/classes/com/sun/javafx/newt/Screen.java b/src/newt/classes/com/sun/javafx/newt/Screen.java
index 4c184bc99..2566041a8 100755
--- a/src/newt/classes/com/sun/javafx/newt/Screen.java
+++ b/src/newt/classes/com/sun/javafx/newt/Screen.java
@@ -36,6 +36,7 @@ package com.sun.javafx.newt;
 import com.sun.javafx.newt.impl.*;
 
 import javax.media.nativewindow.*;
+import java.security.*;
 
 public abstract class Screen {
 
@@ -62,8 +63,8 @@ public abstract class Screen {
     protected static Screen create(String type, Display display, int idx) {
         try {
             if(usrWidth<0 || usrHeight<0) {
-                usrWidth  = Debug.getIntProperty("newt.ws.swidth", true);
-                usrHeight = Debug.getIntProperty("newt.ws.sheight", true);
+                usrWidth  = Debug.getIntProperty("newt.ws.swidth", true, localACC);
+                usrHeight = Debug.getIntProperty("newt.ws.sheight", true, localACC);
                 System.out.println("User screen size "+usrWidth+"x"+usrHeight);
             }
             Class screenClass = getScreenClass(type);
@@ -137,5 +138,6 @@ public abstract class Screen {
     protected AbstractGraphicsScreen aScreen;
     protected int width=-1, height=-1; // detected values: set using setScreenSize
     protected static int usrWidth=-1, usrHeight=-1; // property values: newt.ws.swidth and newt.ws.sheight
+    private static AccessControlContext localACC = AccessController.getContext();
 }
 
diff --git a/src/newt/classes/com/sun/javafx/newt/impl/Debug.java b/src/newt/classes/com/sun/javafx/newt/impl/Debug.java
index 57ce88618..ed8531295 100644
--- a/src/newt/classes/com/sun/javafx/newt/impl/Debug.java
+++ b/src/newt/classes/com/sun/javafx/newt/impl/Debug.java
@@ -47,10 +47,12 @@ public class Debug {
   // Some common properties
   private static boolean verbose;
   private static boolean debugAll;
+  private static AccessControlContext localACC;
   
   static {
-    verbose = isPropertyDefined("newt.verbose");
-    debugAll = isPropertyDefined("newt.debug");
+    localACC=AccessController.getContext();
+    verbose = isPropertyDefined("newt.verbose", true);
+    debugAll = isPropertyDefined("newt.debug", true);
     if (verbose) {
        Package p = Package.getPackage("com.sun.javafx.newt");
        System.err.println("NEWT specification version " + p.getSpecificationVersion());
@@ -59,34 +61,67 @@ public class Debug {
     }
   }
 
-  public static int getIntProperty(final String property, final boolean jnlpAlias) {
+  protected static int getIntProperty(final String property, final boolean jnlpAlias) {
+      return getIntProperty(property, jnlpAlias, localACC);
+  }
+
+  public static int getIntProperty(final String property, final boolean jnlpAlias, final AccessControlContext acc) {
     int i=0;
     try {
-        Integer iv = Integer.valueOf(Debug.getProperty(property, jnlpAlias));
+        Integer iv = Integer.valueOf(Debug.getProperty(property, jnlpAlias, acc));
         i = iv.intValue();
     } catch (NumberFormatException nfe) {}
     return i;
   }
 
-  public static boolean getBooleanProperty(final String property, final boolean jnlpAlias) {
-    Boolean b = Boolean.valueOf(Debug.getProperty(property, jnlpAlias));
+  protected static boolean getBooleanProperty(final String property, final boolean jnlpAlias) {
+    return getBooleanProperty(property, jnlpAlias, localACC);
+  }
+
+  public static boolean getBooleanProperty(final String property, final boolean jnlpAlias, final AccessControlContext acc) {
+    Boolean b = Boolean.valueOf(Debug.getProperty(property, jnlpAlias, acc));
     return b.booleanValue();
   }
 
-  public static boolean isPropertyDefined(final String property) {
-    return (Debug.getProperty(property, true) != null) ? true : false;
+  protected static boolean isPropertyDefined(final String property, final boolean jnlpAlias) {
+    return isPropertyDefined(property, jnlpAlias, localACC);
   }
 
-  public static String getProperty(final String property, final boolean jnlpAlias) {
-    String s = (String) AccessController.doPrivileged(new PrivilegedAction() {
-        public Object run() {
-          String val = System.getProperty(property);
-          if(null==val && jnlpAlias && !property.startsWith(jnlp_prefix)) {
-              val = System.getProperty(jnlp_prefix + property);
-          }
-          return val;
+  public static boolean isPropertyDefined(final String property, final boolean jnlpAlias, final AccessControlContext acc) {
+    return (Debug.getProperty(property, jnlpAlias, acc) != null) ? true : false;
+  }
+
+  protected static String getProperty(final String property, final boolean jnlpAlias) {
+    return getProperty(property, jnlpAlias, localACC);
+  }
+
+  public static String getProperty(final String property, final boolean jnlpAlias, final AccessControlContext acc) {
+    String s=null;
+    if(null!=acc && acc.equals(localACC)) {
+        s = (String) AccessController.doPrivileged(new PrivilegedAction() {
+            public Object run() {
+              String val=null;
+              try {
+                  val = System.getProperty(property);
+              } catch (Exception e) {}
+              if(null==val && jnlpAlias && !property.startsWith(jnlp_prefix)) {
+                  try {
+                      val = System.getProperty(jnlp_prefix + property);
+                  } catch (Exception e) {}
+              }
+              return val;
+            }
+          });
+    } else {
+        try {
+            s = System.getProperty(property);
+        } catch (Exception e) {}
+        if(null==s && jnlpAlias && !property.startsWith(jnlp_prefix)) {
+            try {
+                s = System.getProperty(jnlp_prefix + property);
+            } catch (Exception e) {}
         }
-      });
+    }
     return s;
   }
   public static final String jnlp_prefix = "jnlp." ;
@@ -100,6 +135,6 @@ public class Debug {
   }
 
   public static boolean debug(String subcomponent) {
-    return debugAll() || isPropertyDefined("newt.debug." + subcomponent);
+    return debugAll() || isPropertyDefined("newt.debug." + subcomponent, true);
   }
 }
diff --git a/src/newt/classes/com/sun/javafx/newt/util/MainThread.java b/src/newt/classes/com/sun/javafx/newt/util/MainThread.java
index 3230f504b..abfe3f0c7 100644
--- a/src/newt/classes/com/sun/javafx/newt/util/MainThread.java
+++ b/src/newt/classes/com/sun/javafx/newt/util/MainThread.java
@@ -39,6 +39,7 @@ package com.sun.javafx.newt.util;
 import java.util.*;
 import java.lang.reflect.Method;
 import java.lang.reflect.InvocationTargetException;
+import java.security.*;
 
 import javax.media.nativewindow.*;
 
@@ -81,8 +82,9 @@ import com.sun.nativewindow.impl.NWReflection;
  * Which starts 4 threads, each with a window and OpenGL rendering.<br>
  */
 public class MainThread {
+    private static AccessControlContext localACC = AccessController.getContext();
     public static final boolean USE_MAIN_THREAD = NativeWindowFactory.TYPE_MACOSX.equals(NativeWindowFactory.getNativeWindowType(false)) ||
-                                                  Debug.getBooleanProperty("newt.MainThread.force", true);
+                                                  Debug.getBooleanProperty("newt.MainThread.force", true, localACC);
 
     protected static final boolean DEBUG = Debug.debug("MainThread");