/*

 * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.

 * 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.

 *

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

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

 * questions.

 */

/**

 * @see KeyStoreCompatibilityMode.sh

 */

import java.io.*;

import java.security.Provider;

import java.security.*;

public class KeyStoreCompatibilityMode {

    private static final String KEYSTORE_COMPATIBILITY_MODE_PROP =

        "sun.security.mscapi.keyStoreCompatibilityMode";

    private static boolean mode;

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

        // Check if the provider is available

        try {

            Class.forName("sun.security.mscapi.SunMSCAPI");

        } catch (Exception e) {

            System.out.println(

                "The SunMSCAPI provider is not available on this platform: " +

                e);

            return;

        }

        if (args.length > 0 && "-disable".equals(args[0])) {

            mode = false;

        } else {

            mode = true;

        }

        Provider p = Security.getProvider("SunMSCAPI");

        System.out.println("SunMSCAPI provider classname is " +

            p.getClass().getName());

        System.out.println(KEYSTORE_COMPATIBILITY_MODE_PROP + " = " +

            System.getProperty(KEYSTORE_COMPATIBILITY_MODE_PROP));

        KeyStore myKeyStore = KeyStore.getInstance("Windows-MY", p);

        KeyStore myKeyStore2 = KeyStore.getInstance("Windows-MY", p);

        KeyStore rootKeyStore = KeyStore.getInstance("Windows-ROOT", p);

        KeyStore rootKeyStore2 = KeyStore.getInstance("Windows-ROOT", p);

        InputStream inStream = new ByteArrayInputStream(new byte[1]);

        OutputStream outStream = new ByteArrayOutputStream();

        char[] password = new char[1];

        // Checking keystore load operations

        testLoadStore(myKeyStore, null, null, true);

        testLoadStore(myKeyStore2, null, password, true);

        testLoadStore(rootKeyStore, inStream, null, true);

        testLoadStore(rootKeyStore2, inStream, password, true);

        // Checking keystore store operations

        testLoadStore(myKeyStore, null, null, false);

        testLoadStore(myKeyStore2, null, password, false);

        testLoadStore(rootKeyStore, outStream, null, false);

        testLoadStore(rootKeyStore2, outStream, password, false);

    }

    private static void testLoadStore(KeyStore keyStore, Object stream,

        char[] password, boolean doLoad) throws Exception {

        String streamValue = stream == null ? "null" : "non-null";

        String passwordValue = password == null ? "null" : "non-null";

        System.out.println("Checking " + (doLoad ? "load" : "store") +

            "(stream=" + streamValue + ", password=" + passwordValue + ")...");

        try {

            if (doLoad) {

                keyStore.load((InputStream) stream, password);

            } else {

                keyStore.store((OutputStream) stream, password);

            }

            if (!mode && keyStore != null && password != null) {

                throw new Exception(

                    "Expected an IOException to be thrown by KeyStore.load");

            }

        } catch (IOException ioe) {

            // When mode=false the exception is expected.

            if (mode) {

                throw ioe;

            } else {

                System.out.println("caught the expected exception: " + ioe);

            }

        } catch (KeyStoreException kse) {

            // store will fail if load has previously failed

            if (doLoad) {

                throw kse;

            } else {

                System.out.println("caught the expected exception: " + kse);

            }

        }

    }

}