Files
sweetgum-server/src/main/java/server/ThreadManager.java
2024-05-22 08:33:44 +02:00

75 lines
2.2 KiB
Java

/*
This file is part of the HeavenMS MapleStory Server
Copyleft (L) 2016 - 2019 RonanLana
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation version 3 as published by
the Free Software Foundation. You may not use, modify or distribute
this program under any other version of the GNU Affero General Public
License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package server;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.Executors;
import java.util.concurrent.RejectedExecutionHandler;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.ThreadPoolExecutor;
import static java.util.concurrent.TimeUnit.MINUTES;
import static java.util.concurrent.TimeUnit.SECONDS;
/**
* @author Ronan
*/
public class ThreadManager {
private static final ThreadManager instance = new ThreadManager();
public static ThreadManager getInstance() {
return instance;
}
private ThreadPoolExecutor tpe;
private ThreadManager() {}
private class RejectedExecutionHandlerImpl implements RejectedExecutionHandler {
@Override
public void rejectedExecution(Runnable r, ThreadPoolExecutor executor) {
Thread t = new Thread(r);
t.start();
}
}
public void newTask(Runnable r) {
tpe.execute(r);
}
public void start() {
RejectedExecutionHandler reh = new RejectedExecutionHandlerImpl();
ThreadFactory tf = Executors.defaultThreadFactory();
tpe = new ThreadPoolExecutor(20, 1000, 77, SECONDS, new ArrayBlockingQueue<>(50), tf, reh);
}
public void stop() {
tpe.shutdown();
try {
tpe.awaitTermination(5, MINUTES);
} catch (InterruptedException ie) {
}
}
}