nashorn/samples/showenv.js
author duke
Wed, 05 Jul 2017 21:31:37 +0200
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permissions -rw-r--r--
Merge
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#// Usage: jjs -fx showenv.js
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/*
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 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 *   - Redistributions of source code must retain the above copyright
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 *     notice, this list of conditions and the following disclaimer.
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 *
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 *   - Redistributions in binary form must reproduce the above copyright
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 *     notice, this list of conditions and the following disclaimer in the
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 *     documentation and/or other materials provided with the distribution.
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 *
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 *   - Neither the name of Oracle nor the names of its
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 *     contributors may be used to endorse or promote products derived
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 *     from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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if (!$OPTIONS._fx) {
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    print("Usage: jjs -fx showenv.js");
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    exit(1);
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}
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// This script displays environment entries as a HTML table.
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// Demonstrates heredoc to generate HTML content and display
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// using JavaFX WebView.
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// JavaFX classes used
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var Scene     = Java.type("javafx.scene.Scene");
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var WebView   = Java.type("javafx.scene.web.WebView");
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// JavaFX start method
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function start(stage) {
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    stage.title = "Your Environment";
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    var wv = new WebView();
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    var envrows = "";
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    for (var i in $ENV) {
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        envrows += <<TBL
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<tr>
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<td>
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${i}
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</td>
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<td>
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${$ENV[i]}
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</td>
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</tr>
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TBL
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    }
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    wv.engine.loadContent(<<EOF
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<html>
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<head>
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<title>
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Your Environment
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</title>
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</head>
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<body>
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<h1>Your Environment</h1>
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<table border="1">
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${envrows}
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</table>
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</body>
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</html>
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EOF, "text/html");
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    stage.scene = new Scene(wv, 750, 500);
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    stage.show();
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}