Java Code Examples for java.security.Permission#implies()

protected void executeScript(Class scriptClass, Permission missingPermission) {
    try {
        Script script = InvokerHelper.createScript(scriptClass, new Binding());
        script.run();
        //InvokerHelper.runScript(scriptClass, null);
    } catch (AccessControlException ace) {
        if (missingPermission != null && missingPermission.implies(ace.getPermission())) {
            return;
        } else {
            fail(ace.toString());
        }
    }
    if (missingPermission != null) {
        fail("Should catch an AccessControlException");
    }
}
 

/**
 * Check and see if this collection of permissions implies the permissions
 * expressed in "permission".
 *
 * @param permission the Permission object to compare
 *
 * @return true if "permission" is a proper subset of a permission in
 * the collection, false if not.
 */
public boolean implies(Permission permission) {
    if (! (permission instanceof DelegationPermission))
            return false;

    synchronized (this) {
        for (Permission x : perms) {
            if (x.implies(permission))
                return true;
        }
    }
    return false;

}
 

/**
 * Removes permissions from <code>toBeChecked</code> that are implied by
 * <code>permission</code>.
 *
 * @param toBeChecked the permissions that are to be checked and possibly culled
 * @param permission  the permission that is to be used for culling
 * @return the culled set of permissions that are not implied by <code>permission</code>
 */
private PermissionCollection cullPermissions(final PermissionCollection toBeChecked, final Permission permission) {
    final PermissionCollection result = DelegatePermissionCollection.getPermissionCollection();

    for (final Enumeration e = toBeChecked.elements(); e.hasMoreElements(); ) {
        final Permission test = (Permission) e.nextElement();
        if (!permission.implies(test)) {
            result.add(test);
        }
    }

    return result;
}
 

public final void checkPermission(final Permission perm) {
    for (Permission p : grantedPermissions) {
        if (p.implies(perm)) {
            return;
        }
    }
    throw new SecurityException(perm.toString());
}
 

public static void main(String[]args) throws Exception {

      Permission p1 = new A("foo");
      Permission p2 = new B("foo");

      if (p1.implies(p2) || p2.implies(p1) || p1.equals(p2)) {
          throw new Exception("Test failed");
      }

      // make sure permissions imply and equal themselves
      if (! (p1.implies(p1) && p1.equals(p1))) {
          throw new Exception("Test failed");
      }

    }
 

protected void executeTest(Class test, Permission missingPermission) {
    TestSuite suite = new TestSuite();
    suite.addTestSuite(test);
    TestResult result = new TestResult();
    suite.run(result);
    if (result.wasSuccessful()) {
        if (missingPermission == null) {
            return;
        } else {
            fail("Security test expected an AccessControlException on " + missingPermission + ", but did not receive one");
        }
    } else {
        if (missingPermission == null) {
            new SecurityTestResultPrinter(System.out).print(result);
            fail("Security test was expected to run successfully, but failed (results on System.out)");
        } else {
            //There may be more than 1 failure:  iterate to ensure that they all match the missingPermission.
            boolean otherFailure = false;
            for (Enumeration e = result.errors(); e.hasMoreElements();) {
                TestFailure failure = (TestFailure) e.nextElement();
                if (failure.thrownException() instanceof AccessControlException) {
                    AccessControlException ace = (AccessControlException) failure.thrownException();
                    if (missingPermission.implies(ace.getPermission())) {
                        continue;
                    }
                }
                otherFailure = true;
                break;
            }
            if (otherFailure) {
                new SecurityTestResultPrinter(System.out).print(result);
                fail("Security test expected an AccessControlException on " + missingPermission + ", but failed for other reasons (results on System.out)");
            }
        }
    }
}
 

public final void checkPermission(final Permission perm) {
    for (Permission p : grantedPermissions) {
        if (p.implies(perm)) {
            return;
        }
    }
    throw new SecurityException(perm.toString());
}
 

public static void main(String[]args) throws Exception {

      Permission p1 = new A("foo");
      Permission p2 = new B("foo");

      if (p1.implies(p2) || p2.implies(p1) || p1.equals(p2)) {
          throw new Exception("Test failed");
      }

      // make sure permissions imply and equal themselves
      if (! (p1.implies(p1) && p1.equals(p1))) {
          throw new Exception("Test failed");
      }

    }
 

@Override
public void checkPermission(Permission perm) {
    if (perm.implies(SecurityConstants.AWT.TOPLEVEL_WINDOW_PERMISSION)) {
        throw new SecurityException();
    }
}
 

public void checkPermission(Permission p, Object context) {
    if (p.implies(new RuntimePermission("getFileSystemAttributes")))
        throw new SecurityException(err);
    super.checkPermission(p, context);
}
 

public void checkPermission(Permission p) {
    if (p.implies(new RuntimePermission("setSecurityManager"))
        || p.implies(new RuntimePermission("getProtectionDomain")))
      return;
    super.checkPermission(p);
}
 

public void checkPermission(Permission p) {
    if (p.implies(new RuntimePermission("getFileSystemAttributes")))
        throw new SecurityException(err);
    super.checkPermission(p);
}
 

public void checkPermission(Permission p, Object context) {
    if (p.implies(new RuntimePermission("setSecurityManager"))
        || p.implies(new RuntimePermission("getProtectionDomain")))
      return;
    super.checkPermission(p, context);
}
 

public void checkPermission(Permission p, Object context) {
    if (p.implies(new RuntimePermission("setSecurityManager"))
        || p.implies(new RuntimePermission("getProtectionDomain")))
      return;
    super.checkPermission(p, context);
}
 

public void checkPermission(Permission p, Object context) {
    if (p.implies(new RuntimePermission("setSecurityManager"))
        || p.implies(new RuntimePermission("getProtectionDomain")))
      return;
    super.checkPermission(p, context);
}
 

public void checkPermission(Permission p, Object context) {
    if (p.implies(new RuntimePermission("getFileSystemAttributes")))
        throw new SecurityException(err);
    super.checkPermission(p, context);
}
 

public void checkPermission(Permission p) {
    if (p.implies(new RuntimePermission("getFileSystemAttributes")))
        throw new SecurityException(err);
    super.checkPermission(p);
}
 

public void checkPermission(Permission p) {
    if (p.implies(new RuntimePermission("setSecurityManager"))
        || p.implies(new RuntimePermission("getProtectionDomain")))
      return;
    super.checkPermission(p);
}
 

public void checkPermission(Permission p) {
    if (p.implies(new RuntimePermission("setSecurityManager"))
        || p.implies(new RuntimePermission("getProtectionDomain")))
      return;
    super.checkPermission(p);
}
 

public void checkPermission(Permission p) {
    if (p.implies(new RuntimePermission("getFileSystemAttributes")))
        throw new SecurityException(err);
    super.checkPermission(p);
}