GlueGen v2.6.0-rc-20250712
GlueGen, Native Binding Generator for Java™ (public API).
TestSingletonServerSocket01.java
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1/**
2 * Copyright 2012 JogAmp Community. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without modification, are
5 * permitted provided that the following conditions are met:
6 *
7 * 1. Redistributions of source code must retain the above copyright notice, this list of
8 * conditions and the following disclaimer.
9 *
10 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
11 * of conditions and the following disclaimer in the documentation and/or other materials
12 * provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
15 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
16 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
21 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
22 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 *
24 * The views and conclusions contained in the software and documentation are those of the
25 * authors and should not be interpreted as representing official policies, either expressed
26 * or implied, of JogAmp Community.
27 */
28package com.jogamp.common.util.locks;
29
30import java.io.IOException;
31
32import org.junit.Assert;
33import org.junit.BeforeClass;
34import org.junit.Test;
35import org.junit.FixMethodOrder;
36import org.junit.runners.MethodSorters;
37
38import com.jogamp.junit.util.JunitTracer;
39import com.jogamp.junit.util.SingletonJunitCase;
40
41@FixMethodOrder(MethodSorters.NAME_ASCENDING)
43 private static volatile SingletonInstance singletonInstance;
44
45 @BeforeClass
46 public static void oneTimeSetUp() {
47 // one-time initialization code
49 }
50
51 @Test
52 public void testJVMShutdown() {
53 Assert.assertTrue("Could not lock single instance: "+singletonInstance.getName(), singletonInstance.tryLock(SingletonJunitCase.SINGLE_INSTANCE_LOCK_TO));
54 singletonInstance.unlock();
55 }
56
57 public static void main(final String args[]) throws IOException, InterruptedException {
58 final String tstname = TestSingletonServerSocket01.class.getName();
59 org.junit.runner.JUnitCore.main(tstname);
60 }
61}
synchronized boolean tryLock(long maxwait)
Blocking until the lock is acquired by this Thread or maxwait in ms is reached.
static SingletonInstance createServerSocket(final long poll_ms, final int portNumber)
A user shall use ephemeral ports: