samples/showenv.js

Fri, 05 Jun 2015 12:38:53 +0200

author
mhaupt
date
Fri, 05 Jun 2015 12:38:53 +0200
changeset 1398
2f1b9f4daec1
parent 1241
cbc1fc667d77
permissions
-rw-r--r--

8080087: Nashorn $ENV.PWD is originally undefined
Summary: On Windows, the PWD environment variable does not exist and cannot be imported in scripting mode, so it is set explicitly.
Reviewed-by: lagergren, sundar

     1 #// Usage: jjs -fx showenv.js
     3 /*
     4  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
     5  *
     6  * Redistribution and use in source and binary forms, with or without
     7  * modification, are permitted provided that the following conditions
     8  * are met:
     9  *
    10  *   - Redistributions of source code must retain the above copyright
    11  *     notice, this list of conditions and the following disclaimer.
    12  *
    13  *   - Redistributions in binary form must reproduce the above copyright
    14  *     notice, this list of conditions and the following disclaimer in the
    15  *     documentation and/or other materials provided with the distribution.
    16  *
    17  *   - Neither the name of Oracle nor the names of its
    18  *     contributors may be used to endorse or promote products derived
    19  *     from this software without specific prior written permission.
    20  *
    21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
    22  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
    23  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
    24  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
    25  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
    26  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
    27  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
    28  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
    29  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
    30  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
    31  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    32  */
    34 if (!$OPTIONS._fx) {
    35     print("Usage: jjs -fx showenv.js");
    36     exit(1);
    37 }
    39 // This script displays environment entries as a HTML table.
    40 // Demonstrates heredoc to generate HTML content and display
    41 // using JavaFX WebView.
    43 // JavaFX classes used
    44 var Scene     = Java.type("javafx.scene.Scene");
    45 var WebView   = Java.type("javafx.scene.web.WebView");
    47 // JavaFX start method
    48 function start(stage) {
    49     start.title = "Your Environment";
    50     var wv = new WebView();
    51     var envrows = "";
    52     for (var i in $ENV) {
    53         envrows += <<TBL
    54 <tr>
    55 <td>
    56 ${i}
    57 </td>
    58 <td>
    59 ${$ENV[i]}
    60 </td>
    61 </tr>
    62 TBL
    63     }
    65     wv.engine.loadContent(<<EOF
    66 <html>
    67 <head>
    68 <title>
    69 Your Environment
    70 </title>
    71 </head>
    72 <body>
    73 <h1>Your Environment</h1>
    74 <table border="1">
    75 ${envrows}
    76 </table>
    77 </body>
    78 </html>
    79 EOF, "text/html");
    80     stage.scene = new Scene(wv, 750, 500);
    81     stage.show();
    82 }

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