1 /*

     2  * Copyright (c) 2003, 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.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 /**

    25  * @test

    26  * @bug 4960208

    27  * @summary verify behavior passing null to various java.security.Security methods

    28  * @author Andreas Sterbenz

    29  */

    30 

    31 import java.util.*;

    32 

    33 import java.security.*;

    34 

    35 public class Nulls {

    36 

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

    38         try {

    39             Security.addProvider(null);

    40             throw new Exception();

    41         } catch (NullPointerException e) {

    42             System.out.println("addProvider(null): " + e);

    43         }

    44         if (Security.getAlgorithms(null).isEmpty() == false) {

    45             throw new Exception();

    46         }

    47         try {

    48             Security.getProperty(null);

    49             throw new Exception();

    50         } catch (NullPointerException e) {

    51             System.out.println("getProperty(null): " + e);

    52         }

    53         if (Security.getProvider(null) != null) {

    54             throw new Exception();

    55         }

    56         try {

    57             Security.getProviders((Map)null);

    58             throw new Exception();

    59         } catch (NullPointerException e) {

    60             System.out.println("getProviders((Map)null): " + e);

    61         }

    62         try {

    63             Security.getProviders((String)null);

    64             throw new Exception();

    65         } catch (NullPointerException e) {

    66             System.out.println("getProviders((String)null): " + e);

    67         }

    68         try {

    69             Security.insertProviderAt(null, 1);

    70             throw new Exception();

    71         } catch (NullPointerException e) {

    72             System.out.println("insertProviderAt(null): " + e);

    73         }

    74         Security.removeProvider(null);

    75         try {

    76             Security.setProperty("foo", null);

    77             throw new Exception();

    78         } catch (NullPointerException e) {

    79             System.out.println("setProperty(\"foo\", null): " + e);

    80         }

    81         try {

    82             Security.setProperty(null, "foo");

    83             throw new Exception();

    84         } catch (NullPointerException e) {

    85             System.out.println("setProperty(null, \"foo\"): " + e);

    86         }

    87         try {

    88             Security.setProperty(null, null);

    89             throw new Exception();

    90         } catch (NullPointerException e) {

    91             System.out.println("setProperty(null, null): " + e);

    92         }

    93         if (Security.getAlgorithmProperty(null, null) != null) {

    94             throw new Exception();

    95         }

    96     }

    97 

    98 }