Java服务器多线程 [英] Java server multithreading
本文介绍了Java服务器多线程的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
如何在Java中实现多线程服务器?其中服务器侦听端口(例如5000),并在单独的线程中提供连接,并继续侦听更多的客户端。
How to implement a multi-threaded server in Java? where the server listens for a port (for example 5000) and serves the connection in a separate thread and keeps listening for more clients.
推荐答案
p>这是一个典型的例子:
Here is a typical example:
ServerSocket ss = new ServerSocket(port);
ExecutorService executor = Executors.newCachedThreadPool();
while(true)
{
Socket s = ss.accept();
Runnable r = new TaskImplementsRunnable(s);
executor.submit(r)
}
public class TaskImplementsRunnable implements Runnable
{
private Socket socket;
public TaskImplementsRunnable(Socket socket)
{
this.socket = socket;
}
@Override
public void run()
{
try
{
PrintWriter writer = new PrintWriter(socket.getOutputStream(), true);
BufferedReader reader = new BufferedReader(new InputStreamReader(socket.getInputStream()));
String command;
while((command = reader.readLine()) != null)
{
if(command.equalsIgnoreCase("command 1"))
{
writer.println("This is command 1!");
}
else if(command.equalsIgnoreCase("command 2"))
{
writer.println("This is command 2!");
}
else if(command.equalsIgnoreCase("exit"))
{
break;
}
else
{
writer.println("This is unknown command!");
}
}
}
catch(IOException e)
{
e.printStackTrace();
}
try
{
writer.close();
reader.close();
}
catch(IOException e){}
}
}
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