1 /*
   2  * Copyright (c) 2002, 2019, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package jdk.internal.misc;
  27 
  28 import java.security.AccessControlContext;
  29 import java.security.PrivilegedAction;
  30 
  31 /** This SharedSecrets stub has to be kept in jdk.internal.misc in JDK 11 to keep
  32  *  sun.reflect.ReflectionFactory::newInstanceForSerialization working after backporting
  33  *  JDK-8211122 */
  34 public class SharedSecrets {
  35     private static JavaSecurityAccess javaSecurityAccess;
  36 
  37     public static JavaSecurityAccess getJavaSecurityAccess() {
  38         if (javaSecurityAccess == null) {
  39             javaSecurityAccess = new JavaSecurityAccess() {
  40 
  41                 private jdk.internal.access.JavaSecurityAccess theRealSecurityAccess =
  42                     jdk.internal.access.SharedSecrets.getJavaSecurityAccess();
  43 
  44                 @Override
  45                 public <T> T doIntersectionPrivilege(PrivilegedAction<T> action, AccessControlContext stack,
  46                         AccessControlContext context) {
  47                     return theRealSecurityAccess.doIntersectionPrivilege(action, stack, context);
  48                 }
  49             };
  50         }
  51         return javaSecurityAccess;
  52     }
  53 }