Ejemplo n.º 1
0
  static {
    try {
      AccessController.doPrivileged(
          new PrivilegedExceptionAction<Object>() {
            public Object run() throws Exception {
              setupJurisdictionPolicies();
              return null;
            }
          });

      isRestricted = defaultPolicy.implies(CryptoAllPermission.INSTANCE) ? false : true;
    } catch (Exception e) {
      throw new SecurityException("Can not initialize cryptographic mechanism", e);
    }
  }
Ejemplo n.º 2
0
 /*
  * Retuns the CodeBase for the given class.
  */
 static URL getCodeBase(final Class<?> clazz) {
   URL url = codeBaseCacheRef.get(clazz);
   if (url == null) {
     url =
         AccessController.doPrivileged(
             new PrivilegedAction<URL>() {
               public URL run() {
                 ProtectionDomain pd = clazz.getProtectionDomain();
                 if (pd != null) {
                   CodeSource cs = pd.getCodeSource();
                   if (cs != null) {
                     return cs.getLocation();
                   }
                 }
                 return NULL_URL;
               }
             });
     codeBaseCacheRef.put(clazz, url);
   }
   return (url == NULL_URL) ? null : url;
 }