test/jdk/java/lang/StackWalker/CallerSensitiveMethod/csm/jdk/test/CallerSensitiveTest.java

rev 47439 : 8189291: Test policy should extend the default system policy
Reviewed-by:

*** 1,7 ****
  /*
!  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 2016, 2017, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 40,49 ****
--- 40,50 ----
   * This test invokes StackWalker::getCallerClass via static reference,
   * reflection, MethodHandle, lambda.  Also verify that
   * StackWalker::getCallerClass can't be called from @CallerSensitive method.
   */
  public class CallerSensitiveTest {
+     static final Policy DEFAULT_POLICY = Policy.getPolicy();
      private static final String NON_CSM_CALLER_METHOD = "getCallerClass";
      private static final String CSM_CALLER_METHOD = "caller";
  
      public static void main(String... args) throws Throwable {
          boolean sm = false;
*** 52,62 ****
              PermissionCollection perms = new Permissions();
              perms.add(new RuntimePermission("getStackWalkerWithClassReference"));
              Policy.setPolicy(new Policy() {
                  @Override
                  public boolean implies(ProtectionDomain domain, Permission p) {
!                     return perms.implies(p);
                  }
              });
              System.setSecurityManager(new SecurityManager());
          }
  
--- 53,64 ----
              PermissionCollection perms = new Permissions();
              perms.add(new RuntimePermission("getStackWalkerWithClassReference"));
              Policy.setPolicy(new Policy() {
                  @Override
                  public boolean implies(ProtectionDomain domain, Permission p) {
!                     return perms.implies(p) ||
!                         DEFAULT_POLICY.implies(domain, p);
                  }
              });
              System.setSecurityManager(new SecurityManager());
          }