/*

 * 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.

 *

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

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

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

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

 * accompanied this code).

 *

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

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

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

 *

 */

/*

 * @test

 * @bug 5052433

 * @summary NullPointerException for generateCRL and generateCRLs methods.

 */

import java.security.NoSuchProviderException;

import java.security.cert.*;

import java.io.ByteArrayInputStream;

public class UnexpectedNPE {

    CertificateFactory cf = null ;

    public UnexpectedNPE() {}

    public static void main( String[] av ) {

        byte[] encoded_1 = { 0x00, 0x00, 0x00, 0x00 };

        byte[] encoded_2 = { 0x30, 0x01, 0x00, 0x00 };

        byte[] encoded_3 = { 0x30, 0x01, 0x00 };

        UnexpectedNPE unpe = new UnexpectedNPE() ;

        if(!unpe.run(encoded_1)) {

            throw new SecurityException("CRLException has not been thrown");

        }

        if(!unpe.run(encoded_2)) {

            throw new SecurityException("CRLException has not been thrown");

        }

        if(!unpe.run(encoded_2)) {

            throw new SecurityException("CRLException has not been thrown");

        }

    }

    private boolean run(byte[] buf) {

        if (cf == null) {

            try {

                cf = CertificateFactory.getInstance("X.509", "SUN");

            } catch (CertificateException e) {

                throw new SecurityException("Cannot get CertificateFactory");

            } catch (NoSuchProviderException npe) {

                throw new SecurityException("Cannot get CertificateFactory");

            }

        }

        try {

            cf.generateCRL(new ByteArrayInputStream(buf));

        } catch (CRLException ce) {

            System.out.println("NPE checking passed");

            return true;

        }

        System.out.println("CRLException has not been thrown");

        return false;

    }

}