1 /*

     2  * Copyright (c) 2019, 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.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

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

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

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

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

    15  * accompanied this code).

    16  *

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

    18  * 2 along with this work; if not, write to the Free Software Foundation,

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

    20  *

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

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

    23  * questions.

    24  */

    25 

    26 package sun.security.tools.keytool;

    27 

    28 import javax.net.ssl.SSLContext;

    29 import javax.net.ssl.SSLSocket;

    30 

    31 class ShowInfo {

    32 

    33     // verbose is not used yet.

    34     static void tls(boolean verbose) throws Exception {

    35 

    36         SSLSocket ssls = (SSLSocket)

    37                 SSLContext.getDefault().getSocketFactory().createSocket();

    38 

    39         System.out.println("Enabled Protocols");

    40         System.out.println("-----------------");

    41         for (String s : ssls.getEnabledProtocols()) {

    42             System.out.println(s);

    43         }

    44 

    45         System.out.println();

    46 

    47         System.out.println("Enabled Cipher Suites");

    48         System.out.println("---------------------");

    49         for (String s : ssls.getEnabledCipherSuites()) {

    50             System.out.println(s);

    51         }

    52     }

    53 }