ThreadPoolUtil.java
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package com.xiniunet.service.railway.util.thread;
import org.apache.poi.ss.formula.functions.T;
import java.util.concurrent.*;
import java.util.concurrent.atomic.AtomicInteger;
/**
* @author
*/
public class ThreadPoolUtil {
private static final ExecutorService EXECUTOR;
private static final int CORE_POOL_SIZE = Runtime.getRuntime().availableProcessors() + 1;
static {
EXECUTOR = new ThreadPoolExecutor(
CORE_POOL_SIZE,
CORE_POOL_SIZE,
60L,
TimeUnit.SECONDS,
new LinkedBlockingQueue<Runnable>(1_0000),
new XtThreadFactory()
);
}
public static Future<?> submit(Runnable task) {
return EXECUTOR.submit(task);
}
private static class XtThreadFactory implements ThreadFactory {
private static final AtomicInteger ATOMIC_INTEGER = new AtomicInteger(1);
private final ThreadGroup group;
private final AtomicInteger threadNumber = new AtomicInteger(1);
private final String namePrefix;
XtThreadFactory() {
SecurityManager s = System.getSecurityManager();
group = (s != null) ? s.getThreadGroup() :
Thread.currentThread().getThreadGroup();
namePrefix = "pool-" +
ATOMIC_INTEGER.getAndIncrement() +
"-thread-";
}
public Thread newThread(Runnable r) {
Thread t = new Thread(group, r,
namePrefix + threadNumber.getAndIncrement(),
0);
if (t.isDaemon()) {
t.setDaemon(false);
}
if (t.getPriority() != Thread.NORM_PRIORITY) {
t.setPriority(Thread.NORM_PRIORITY);
}
return t;
}
}
}