/
ContextualThreadFactory.java
53 lines (48 loc) · 1.91 KB
/
ContextualThreadFactory.java
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
/*
* JBoss, Home of Professional Open Source.
*
* Copyright 2023 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jboss.resteasy.concurrent;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.atomic.AtomicInteger;
/**
* @author <a href="mailto:jperkins@redhat.com">James R. Perkins</a>
*/
class ContextualThreadFactory implements ThreadFactory {
private static final AtomicInteger POOL_COUNTER = new AtomicInteger(0);
private final AtomicInteger threadCounter = new AtomicInteger(0);
private final String prefix;
ContextualThreadFactory(final String prefix) {
this.prefix = String.format("%s-%d-thread", prefix, POOL_COUNTER.incrementAndGet());
}
@Override
public Thread newThread(final Runnable r) {
final Thread thread = new Thread(r, String.format("%s-%d", prefix, threadCounter.incrementAndGet()));
if (System.getSecurityManager() == null) {
thread.setDaemon(true);
thread.setPriority(Thread.NORM_PRIORITY);
return thread;
}
return AccessController.doPrivileged((PrivilegedAction<Thread>) () -> {
thread.setDaemon(true);
thread.setPriority(Thread.NORM_PRIORITY);
return thread;
});
}
}