/*

 * 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 6483218

 * @summary Provide a default login configuration

 */

import java.io.FileNotFoundException;

import java.io.IOException;

import java.net.URI;

import java.security.NoSuchAlgorithmException;

import java.security.URIParameter;

import javax.security.auth.login.Configuration;

import sun.security.jgss.GSSUtil;

import sun.security.jgss.GSSCaller;

import sun.security.jgss.LoginConfigImpl;

public class DefaultGssConfig {

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

        // 1. Make sure the FileNotFoundException is hidden

        try {

            Configuration.getInstance("JavaLoginConfig", new URIParameter(new URI("file:///no/such/file")));

        } catch (NoSuchAlgorithmException nsae) {

            if (nsae.getCause() instanceof IOException &&

                    !(nsae.getCause() instanceof FileNotFoundException)) {

                // ignore

            } else {

                throw nsae;

            }

        }

        // 2. Make sure there's always a Configuration even if no config file exists

        Configuration.getConfiguration();

        // 3. Make sure there're default entries for GSS krb5 client/server

        LoginConfigImpl lc = new LoginConfigImpl(GSSCaller.CALLER_INITIATE, GSSUtil.GSS_KRB5_MECH_OID);

        if (lc.getAppConfigurationEntry("").length == 0) {

            throw new Exception("No default config for GSS krb5 client");

        }

        lc = new LoginConfigImpl(GSSCaller.CALLER_ACCEPT, GSSUtil.GSS_KRB5_MECH_OID);

        if (lc.getAppConfigurationEntry("").length == 0) {

            throw new Exception("No default config for GSS krb5 server");

        }

    }

}