1/*
2 * Copyright (c) 2008, 2015, 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/* @test
25   @bug 4714674
26   @summary Tests that JEditorPane opens HTTP connection asynchronously
27   @author Peter Zhelezniakov
28   @modules java.desktop
29            jdk.httpserver
30   @run main bug4714674
31*/
32
33import javax.swing.*;
34
35import com.sun.net.httpserver.HttpExchange;
36import com.sun.net.httpserver.HttpHandler;
37import com.sun.net.httpserver.HttpServer;
38import java.io.IOException;
39import java.net.InetSocketAddress;
40import java.util.concurrent.Executors;
41
42
43public class bug4714674 {
44
45    public static void main(String[] args) throws Exception {
46        new bug4714674().test();
47    }
48
49    private void test() throws Exception {
50        final DeafServer server = new DeafServer();
51        final String baseURL = "http://localhost:" + server.getPort() + "/";
52
53        SwingUtilities.invokeLater(new Runnable() {
54            public void run() {
55                try {
56                    JEditorPane pane = new JEditorPane();
57                    ((javax.swing.text.AbstractDocument)pane.getDocument()).
58                            setAsynchronousLoadPriority(1);
59
60                    // this will block EDT unless 4714674 is fixed
61                    pane.setPage(baseURL);
62                } catch (IOException e) {
63                    // should not happen
64                    throw new Error(e);
65                }
66            }
67        });
68
69        // if 4714674 is fixed, this executes before connection times out
70        SwingUtilities.invokeLater(new Runnable() {
71            public void run() {
72                synchronized (server) {
73                    server.wakeup = true;
74                    server.notifyAll();
75                }
76                pass();
77            }
78        });
79
80        // wait, then check test status
81        try {
82            Thread.sleep(5000);
83            if (!passed()) {
84                throw new RuntimeException("Failed: EDT was blocked");
85            }
86        } finally {
87            server.destroy();
88        }
89    }
90
91    private boolean passed = false;
92
93    private synchronized boolean passed() {
94        return passed;
95    }
96
97    private synchronized void pass() {
98        passed = true;
99    }
100}
101
102/**
103 * A "deaf" HTTP server that does not respond to requests.
104 */
105class DeafServer {
106    HttpServer server;
107    boolean wakeup = false;
108
109    /**
110     * Create and start the HTTP server.
111     */
112    public DeafServer() throws IOException {
113        InetSocketAddress addr = new InetSocketAddress(0);
114        server = HttpServer.create(addr, 0);
115        HttpHandler handler = new DeafHandler();
116        server.createContext("/", handler);
117        server.setExecutor(Executors.newCachedThreadPool());
118        server.start();
119    }
120
121    /**
122     * Stop server without any delay.
123     */
124    public void destroy() {
125        server.stop(0);
126    }
127
128    /**
129     * Return actual server port number, useful for constructing request URIs.
130     */
131    public int getPort() {
132        return server.getAddress().getPort();
133    }
134
135
136    class DeafHandler implements HttpHandler {
137        public void handle(HttpExchange r) throws IOException {
138            synchronized (DeafServer.this) {
139                while (! wakeup) {
140                    try {
141                        DeafServer.this.wait();
142                    } catch (InterruptedException e) {
143                        // just wait again
144                    }
145                }
146            }
147        }
148    }
149}
150