1 /*
   2  * Copyright (c) 2007, 2017, 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.
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  23 
  24 /**
  25  * @test
  26  * @key headful
  27  * @bug 8015853
  28  * @summary  Tests the rendering of a large HTML document
  29  * @author Dmitry Markov
  30  * @run main bug8015853
  31  */
  32 
  33 import java.io.*;
  34 import java.net.URL;
  35 import java.util.Scanner;
  36 import javax.swing.*;
  37 import javax.swing.text.html.HTMLEditorKit;
  38 
  39 public class bug8015853 {
  40 
  41     private static String text = "";
  42 
  43     public static void main(String[] args) throws Exception {
  44 
  45         try {
  46             URL path = ClassLoader.getSystemResource("bug8015853.txt");
  47             File file = new File(path.toURI());
  48             Scanner scanner = new Scanner(file);
  49             while (scanner.hasNextLine()) {
  50                 text += scanner.nextLine() + "\n";
  51             }
  52             scanner.close();
  53         } catch (Exception ex) {
  54             throw new RuntimeException(ex);
  55         }
  56 
  57         text += text;
  58 
  59         SwingUtilities.invokeAndWait(new Runnable() {
  60             public void run() {
  61                 createAndShowGUI();
  62             }
  63         });
  64     }
  65 
  66     private static void createAndShowGUI() {
  67         try {
  68             UIManager.setLookAndFeel("javax.swing.plaf.metal.MetalLookAndFeel");
  69         } catch (Exception ex) {
  70             throw new RuntimeException(ex);
  71         }
  72         JFrame frame = new JFrame();
  73         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  74 
  75         JEditorPane editorPane = new JEditorPane();
  76         HTMLEditorKit editorKit = new HTMLEditorKit();
  77         editorPane.setEditorKit(editorKit);
  78         editorPane.setText(text);
  79 
  80         frame.add(editorPane);
  81         frame.setVisible(true);
  82     }
  83 }