src/jdk.jcmd/share/classes/sun/tools/jps/Arguments.java
changeset 48543 7067fe4e054e
parent 47216 71c04702a3d5
equal deleted inserted replaced
48542:19effb7970bc 48543:7067fe4e054e
     1 /*
     1 /*
     2  * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.
     2  * Copyright (c) 2004, 2018, Oracle and/or its affiliates. All rights reserved.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     4  *
     4  *
     5  * This code is free software; you can redistribute it and/or modify it
     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
     6  * under the terms of the GNU General Public License version 2 only, as
     7  * published by the Free Software Foundation.  Oracle designates this
     7  * published by the Free Software Foundation.  Oracle designates this
    50     private boolean mainArgs;
    50     private boolean mainArgs;
    51     private String hostname;
    51     private String hostname;
    52     private HostIdentifier hostId;
    52     private HostIdentifier hostId;
    53 
    53 
    54     public static void printUsage(PrintStream ps) {
    54     public static void printUsage(PrintStream ps) {
    55       ps.println("usage: jps [-help]");
    55       ps.println("usage: jps [--help]");
    56       ps.println("       jps [-q] [-mlvV] [<hostid>]");
    56       ps.println("       jps [-q] [-mlvV] [<hostid>]");
    57       ps.println();
    57       ps.println();
    58       ps.println("Definitions:");
    58       ps.println("Definitions:");
    59       ps.println("    <hostid>:      <hostname>[:<port>]");
    59       ps.println("    <hostid>:      <hostname>[:<port>]");
       
    60       ps.println("    -? -h --help -help: Print this help message and exit.");
    60     }
    61     }
    61 
    62 
    62     public Arguments(String[] args) throws IllegalArgumentException {
    63     public Arguments(String[] args) throws IllegalArgumentException {
    63         int argc = 0;
    64         int argc = 0;
    64 
    65 
    65         if (args.length == 1) {
    66         if (args.length == 1) {
    66             if ((args[0].compareTo("-?") == 0)
    67             if ((args[0].compareTo("-?") == 0)
    67                     || (args[0].compareTo("-help")== 0)) {
    68                 || (args[0].compareTo("-h")== 0)
       
    69                 || (args[0].compareTo("--help")== 0)
       
    70                 // -help: legacy.
       
    71                 || (args[0].compareTo("-help")== 0)) {
    68               help = true;
    72               help = true;
    69               return;
    73               return;
    70             }
    74             }
    71         }
    75         }
    72 
    76