1 /*

     2  * Copyright (c) 2005, 2018, 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.

     8  *

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

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

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

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

    13  * accompanied this code).

    14  *

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

    16  * 2 along with this work; if not, write to the Free Software Foundation,

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

    18  *

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

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

    21  * questions.

    22  */

    23 

    24 package nsk.share;

    25 

    26 import java.util.Properties;

    27 

    28 /**

    29  * This program prints system properties.

    30  */

    31 public class PrintProperties {

    32         public static void main(String[] args) {

    33                 Properties pr = System.getProperties();

    34                 switch (args.length) {

    35                 case 0:

    36                         pr.list(System.out);

    37                         System.exit(0);

    38                 case 1:

    39                         String value = pr.getProperty(args[0]);

    40                         if (value == null) {

    41                                 System.err.println("Not found");

    42                                 System.exit(1);

    43                         } else {

    44                                 System.out.println(value);

    45                                 System.exit(0);

    46                         }

    47                 default:

    48                         System.out.println("Usage:");

    49                         System.out.println("    PrintProperties");

    50                         System.out.println("    PrintProperties <property name>");

    51                         System.exit(255);

    52                 }

    53         }

    54 }