AbstractBasicAclEntry improved compatibility with Hibernate, as per http://forum.springframework.org/viewtopic.php?t=3949.

core/src/main/java/org/acegisecurity/acl/basic/AbstractBasicAclEntry.java

@@ -1,4 +1,4 @@
-/* Copyright 2004 Acegi Technology Pty Limited
+/* Copyright 2004, 2005 Acegi Technology Pty Limited
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -76,7 +76,13 @@ public abstract class AbstractBasicAclEntry implements BasicAclEntry {
         this.mask = mask;
     }
 
-    protected AbstractBasicAclEntry() {}
+    /**
+     * A protected constructor for use by Hibernate.
+     */
+    protected AbstractBasicAclEntry() {
+        validPermissions = getValidPermissions();
+        Arrays.sort(validPermissions);
+    }
 
     //~ Methods ================================================================