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     }
  56 
  57 }
  58