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Copy pathServer.java
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75 lines (66 loc) · 2.47 KB
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package socket;
import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.InputStreamReader;
import java.net.ServerSocket;
import java.net.Socket;
/**
* Created by helmeter on 7/10/16.
*/
public class Server {
public static final int PORT = 12345;//监听的端口号
public static void main(String[] args) {
System.out.println("服务器启动...\n");
Server server = new Server();
server.init();
}
public void init() {
try {
ServerSocket serverSocket = new ServerSocket(PORT);
while (true) {
// 一旦有堵塞, 则表示服务器与客户端获得了连接
Socket client = serverSocket.accept();
// 处理这次连接
new HandlerThread(client);
}
} catch (Exception e) {
System.out.println("服务器异常: " + e.getMessage());
}
}
private class HandlerThread implements Runnable {
private Socket socket;
public HandlerThread(Socket client) {
socket = client;
new Thread(this).start();
}
public void run() {
try {
// 读取客户端数据
DataInputStream input = new DataInputStream(socket.getInputStream());
String clientInputStr = input.readUTF();//这里要注意和客户端输出流的写方法对应,否则会抛 EOFException
// 处理客户端数据
System.out.println("客户端发过来的内容:" + clientInputStr);
// 向客户端回复信息
DataOutputStream out = new DataOutputStream(socket.getOutputStream());
System.out.print("请输入:\t");
// 发送键盘输入的一行
String s = new BufferedReader(new InputStreamReader(System.in)).readLine();
out.writeUTF(s);
out.close();
input.close();
} catch (Exception e) {
System.out.println("服务器 run 异常: " + e.getMessage());
} finally {
if (socket != null) {
try {
socket.close();
} catch (Exception e) {
socket = null;
System.out.println("服务端 finally 异常:" + e.getMessage());
}
}
}
}
}
}