/*

 * 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 4960208

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

 * @author Andreas Sterbenz

 */

import java.util.*;

import java.security.*;

public class Nulls {

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

        try {

            Security.addProvider(null);

            throw new Exception();

        } catch (NullPointerException e) {

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

        }

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

            throw new Exception();

        }

        try {

            Security.getProperty(null);

            throw new Exception();

        } catch (NullPointerException e) {

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

        }

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

            throw new Exception();

        }

        try {

            Security.getProviders((Map)null);

            throw new Exception();

        } catch (NullPointerException e) {

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

        }

        try {

            Security.getProviders((String)null);

            throw new Exception();

        } catch (NullPointerException e) {

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

        }

        try {

            Security.insertProviderAt(null, 1);

            throw new Exception();

        } catch (NullPointerException e) {

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

        }

        Security.removeProvider(null);

        try {

            Security.setProperty("foo", null);

            throw new Exception();

        } catch (NullPointerException e) {

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

        }

        try {

            Security.setProperty(null, "foo");

            throw new Exception();

        } catch (NullPointerException e) {

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

        }

        try {

            Security.setProperty(null, null);

            throw new Exception();

        } catch (NullPointerException e) {

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

        }

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

            throw new Exception();

        }

    }

}