1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
/*
* Copyright (c) 2007, 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.awt.Component;
import java.awt.IllegalComponentStateException;
public class Flag {
public static final int ATTEMPTS = 50;
private volatile boolean flag;
private final Object monitor = new Object();
private final long delay;
public Flag() {
this.delay = 500;
}
public void reset() {
flag = false;
}
public void flagTriggered() {
synchronized (monitor) {
flag = true;
monitor.notifyAll();
}
}
public boolean flag() {
return flag;
}
public void waitForFlagTriggered() throws InterruptedException {
waitForFlagTriggered(delay, ATTEMPTS);
}
public void waitForFlagTriggered(int attempts) throws InterruptedException {
waitForFlagTriggered(delay, attempts);
}
public void waitForFlagTriggered(long delay) throws InterruptedException {
waitForFlagTriggered(delay, ATTEMPTS);
}
private void waitForFlagTriggered(long delay, int attempts) throws InterruptedException {
int a = 0;
synchronized (monitor) {
while (!flag && (a++ < attempts)) {
monitor.wait(delay);
}
}
}
public static void waitTillShown(final Component comp) throws InterruptedException {
while (true) {
try {
Thread.sleep(100);
comp.getLocationOnScreen();
break;
} catch (IllegalComponentStateException e) {}
}
}
}
|
