1 /*

     2  * Copyright (c) 2017, 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 8182999

    27  * @summary Ensure that SunEC behaves correctly for unsupported curves.

    28  * @run main InvalidCurve

    29  */

    30 

    31 import java.security.*;

    32 import java.security.spec.*;

    33 import java.math.*;

    34 

    35 public class InvalidCurve {

    36 

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

    38 

    39         KeyPairGenerator keyGen;

    40         try {

    41             keyGen = KeyPairGenerator.getInstance("EC", "SunEC");

    42             ECGenParameterSpec brainpoolSpec =

    43                 new ECGenParameterSpec("brainpoolP256r1");

    44             keyGen.initialize(brainpoolSpec);

    45         } catch (InvalidAlgorithmParameterException ex) {

    46             System.out.println(ex.getMessage());

    47             // this is expected

    48             return;

    49         } catch (NoSuchAlgorithmException | NoSuchProviderException ex) {

    50             throw new RuntimeException(ex);

    51         }

    52 

    53         keyGen.generateKeyPair();

    54 

    55         // If we make it to here, then the test is not working correctly.

    56         throw new RuntimeException("The expected exception was not thrown.");

    57 

    58     }

    59 

    60 }

    61