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模拟java scoket服务端和客户端编程
import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.PrintWriter; import java.net.Socket; public class TalkClient { public static void main(String args[]) { try { // 向本机的8000端口发出客户请求 Socket socket = new Socket("127.0.0.1", 8000); // 由系统标准输入设备构造BufferedReader对象 BufferedReader sin = new BufferedReader(new InputStreamReader( System.in)); // 由Socket对象得到输出流,并构造PrintWriter对象 PrintWriter os = new PrintWriter(socket.getOutputStream()); String readline,receive; readline = sin.readLine(); // 从系统标准输入读入一字符串 BufferedReader is = new BufferedReader(new InputStreamReader( socket.getInputStream())); while (!readline.equals("bye")) { // 若从标准输入读入的字符串为 "bye"则停止循环 os.println(readline); // 将从系统标准输入读入的字符串输出到Server os.flush(); // 刷新输出流,使Server马上收到该字符串 System.out.println("client send:" + readline); //Thread.sleep(1000); receive = is.readLine(); System.out.println(receive); // 从Server读入一字符串,并打印到标准输出上 readline = sin.readLine(); // 从系统标准输入读入一字符串 } // 继续循环 os.close(); // 关闭Socket输出流 is.close(); // 关闭Socket输入流 socket.close(); // 关闭Socket } catch (Exception e) { } } }
import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.PrintWriter; import java.net.ServerSocket; import java.net.Socket; public class TalkServer { public static void main(String args[]) { try { ServerSocket server = null; try { server = new ServerSocket(8000); // 创建一个ServerSocket在端口8000监听客户请求 } catch (Exception e) { System.out.println("can not listen to:" + e); // 出错,打印出错信息 } Socket socket = null; try { socket = server.accept(); // 使用accept()阻塞等待客户请求,有客户 // 请求到来则产生一个Socket对象,并继续执行 } catch (Exception e) { System.out.println("Error." + e); // 出错,打印出错信息 } String line; BufferedReader is = new BufferedReader(new InputStreamReader( socket.getInputStream())); // 由Socket对象得到输入流,并构造相应的BufferedReader对象 PrintWriter os = new PrintWriter(socket.getOutputStream()); // 由Socket对象得到输出流,并构造PrintWriter对象 line = is.readLine(); // 从标准输入读入一字符串 while (!line.equals("bye")) { // 如果该字符串为 "bye",则停止循环 os.println("server send:yeah,"+line); // 向客户端输出该字符串 os.flush(); // 刷新输出流,使Client马上收到该字符串 System.out.println("Server receive:" + line); // 从Client读入一字符串,并打印到标准输出上 line = is.readLine(); // 从系统标准输入读入一字符串 }// 继续循环 os.close(); // 关闭Socket输出流 is.close(); // 关闭Socket输入流 socket.close(); // 关闭Socket server.close(); // 关闭ServerSocket } catch (Exception e) { } } }
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原文地址:http://www.cnblogs.com/hellocyc/p/4605527.html