dddplus-runtime/src/main/java/io/github/dddplus/runtime/NamedThreadFactory.java
/*
* Copyright DDDplus Authors.
*
* Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
*/
package io.github.dddplus.runtime;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.atomic.AtomicInteger;
/**
* 命名的线程工厂.
*/
class NamedThreadFactory implements ThreadFactory {
static final AtomicInteger poolCount = new AtomicInteger(0);
private final AtomicInteger threadCount = new AtomicInteger(1);
private final ThreadGroup group;
private final String namePrefix;
private final boolean daemon;
NamedThreadFactory(String prefix, boolean daemon) {
SecurityManager s = System.getSecurityManager();
group = (s != null) ? s.getThreadGroup() : Thread.currentThread().getThreadGroup();
namePrefix = prefix + "-" + poolCount.getAndIncrement() + "-T-";
this.daemon = daemon;
}
@Override
public Thread newThread(Runnable r) {
// {prefix}-{poolCount}-T-{threadCount}
Thread t = new Thread(group, r, namePrefix + threadCount.getAndIncrement(), 0);
t.setDaemon(daemon);
return t;
}
}