基本模型
代码：
客户端
1 package bhz.bio; 2 3 import java.io.BufferedReader; 4 import java.io.IOException; 5 import java.io.InputStreamReader; 6 import java.io.PrintWriter; 7 import java.net.Socket; 8 9 public class Client { 10 11 final static String ADDRESS = "127.0.0.1"; 12 final static int PORT = 8765; 13 14 public static void main(String[] args) { 15 16 Socket socket = null; 17 BufferedReader in = null; 18 PrintWriter out = null; 19 20 try { 21 socket = new Socket(ADDRESS, PORT); 22 in = new BufferedReader(new InputStreamReader(socket.getInputStream())); 23 out = new PrintWriter(socket.getOutputStream(), true); 24 25 //向服务器端发送数据 26 out.println("接收到客户端的请求数据..."); 27 out.println("接收到客户端的请求数据1111..."); 28 String response = in.readLine(); 29 System.out.println("Client: " + response); 30 31 } catch (Exception e) { 32 e.printStackTrace(); 33 } finally { 34 if(in != null){ 35 try { 36 in.close(); 37 } catch (IOException e) { 38 e.printStackTrace(); 39 } 40 } 41 if(out != null){ 42 try { 43 out.close(); 44 } catch (Exception e) { 45 e.printStackTrace(); 46 } 47 } 48 if(socket != null){ 49 try { 50 socket.close(); 51 } catch (IOException e) { 52 e.printStackTrace(); 53 } 54 } 55 socket = null; 56 } 57 } 58 }
服务端
1 package bhz.bio; 2 3 import java.io.IOException; 4 import java.net.ServerSocket; 5 import java.net.Socket; 6 7 8 public class Server { 9 10 final static int PROT = 8765; 11 12 public static void main(String[] args) { 13 14 ServerSocket server = null; 15 try { 16 server = new ServerSocket(PROT); 17 System.out.println(" server start .. "); 18 //进行阻塞 19 Socket socket = server.accept(); 20 //新建一个线程执行客户端的任务 21 new Thread(new ServerHandler(socket)).start(); 22 23 } catch (Exception e) { 24 e.printStackTrace(); 25 } finally { 26 if(server != null){ 27 try { 28 server.close(); 29 } catch (IOException e) { 30 e.printStackTrace(); 31 } 32 } 33 server = null; 34 } 35 36 37 38 } 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 }
处理类
package bhz.bio; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.net.Socket; public class ServerHandler implements Runnable{ private Socket socket ; public ServerHandler(Socket socket){ this.socket = socket; } @Override public void run() { BufferedReader in = null; PrintWriter out = null; try { in = new BufferedReader(new InputStreamReader(this.socket.getInputStream())); out = new PrintWriter(this.socket.getOutputStream(), true); String body = null; while(true){ body = in.readLine(); if(body == null) break; System.out.println("Server :" + body); out.println("服务器端回送响的应数据."); } } catch (Exception e) { e.printStackTrace(); } finally { if(in != null){ try { in.close(); } catch (IOException e) { e.printStackTrace(); } } if(out != null){ try { out.close(); } catch (Exception e) { e.printStackTrace(); } } if(socket != null){ try { socket.close(); } catch (IOException e) { e.printStackTrace(); } } socket = null; } } }