1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17 package org.apache.logging.log4j.core.async;
18
19 import java.util.concurrent.ThreadFactory;
20 import java.util.concurrent.atomic.AtomicInteger;
21
22
23
24
25 public class DaemonThreadFactory implements ThreadFactory {
26
27 final ThreadGroup group;
28 final AtomicInteger threadNumber = new AtomicInteger(1);
29 final String threadNamePrefix;
30
31 public DaemonThreadFactory(final String threadNamePrefix) {
32 this.threadNamePrefix = threadNamePrefix;
33 final SecurityManager securityManager = System.getSecurityManager();
34 group = (securityManager != null) ? securityManager.getThreadGroup()
35 : Thread.currentThread().getThreadGroup();
36 }
37
38 @Override
39 public Thread newThread(final Runnable runnable) {
40 final Thread thread = new Thread(group, runnable, threadNamePrefix
41 + threadNumber.getAndIncrement(), 0);
42 if (!thread.isDaemon()) {
43 thread.setDaemon(true);
44 }
45 if (thread.getPriority() != Thread.NORM_PRIORITY) {
46 thread.setPriority(Thread.NORM_PRIORITY);
47 }
48 return thread;
49 }
50
51 }