java的nio之：java的bio流下实现的socket服务器

 1 package com.yeepay.sxf.testbio;
 2 
 3 import java.io.IOException;
 4 import java.net.ServerSocket;
 5 import java.net.Socket;
 6 
 7 /**
 8  * 时间服务器
 9  * 基于同步阻塞I/O实现的服务器模型
10  * @author sxf
11  *
12  */
13 public class TimerServer {
14     
15     /**
16      * 启动timerServer服务器
17      */
18     public   void init(){
19         int port=8000;
20         //创建Socket服务
21         ServerSocket server=null;
22         try {
23             server=new ServerSocket(port);
24             System.out.println("TimerServer.init()===>the time server is start in port"+port);
25             Socket socket=null;
26             while(true){
27                 //获取一次socket请求
28                 socket=server.accept();
29                 //启动一个新线程处理socket请求
30                 new Thread(new TimerServerHandler(socket)).start();
31             }
32         } catch (IOException e) {
33             e.printStackTrace();
34         }finally{
35             if(server!=null){
36                 try {
37                     server.close();
38                 } catch (IOException e) {
39                     // TODO Auto-generated catch block
40                     e.printStackTrace();
41                 }
42             }
43             server=null;
44         }
45         
46     }
47 
48     
49     public static void main(String[] args) {
50         //启动timerServer服务
51         TimerServer timerServer=new TimerServer();
52         timerServer.init();
53     }
54 }

 1 package com.yeepay.sxf.testbio;
 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 import java.util.Date;
 9 
10 /**
11  * 时间服务器接受socket请求的处理类
12  * @author sxf
13  * 继承Runnable接口的线程类
14  *
15  */
16 public class TimerServerHandler implements Runnable {
17     
18     private Socket socket;
19 
20     public TimerServerHandler(Socket socket) {
21         this.socket=socket;
22     }
23     
24     /**
25      * 处理socket请求的线程体
26      */
27     @Override
28     public void run() {
29         BufferedReader in=null;
30         PrintWriter out=null;
31         try {
32             //获取请求的输入流
33             in=new BufferedReader(new InputStreamReader(this.socket.getInputStream()));
34             //获取响应请求的输出流
35             out=new PrintWriter(this.socket.getOutputStream(),true);
36             
37             String currentTime=null;
38             String body=null;
39             //读取请求输入流的内容获取请求信息
40             while(true){
41                 body=in.readLine();
42                 if(body==null){
43                     break;
44                 }
45                 //打印请求信息
46                 System.out.println("TimerServerHandler.run()==>the time server receive order:"+body);
47                 
48                 //处理请求信息
49                 if("shangxiaofei".equals(body)){
50                     currentTime=new Date(System.currentTimeMillis()).toString();
51                 }else{
52                     currentTime="you is not get time";
53                 }
54                 //响应请求信息
55                 out.println(currentTime);
56             }
57             
58         } catch (IOException e) {
59             e.printStackTrace();
60         }finally{
61             if(in!=null){
62                 try {
63                     in.close();
64                 } catch (IOException e) {
65                     // TODO Auto-generated catch block
66                     e.printStackTrace();
67                 }
68             }
69             
70             if(out!=null){
71                 out.close();
72             }
73             
74             if(this.socket!=null){
75                 try {
76                     socket.close();
77                 } catch (IOException e) {
78                     // TODO Auto-generated catch block
79                     e.printStackTrace();
80                 }
81             }
82             
83             this.socket=null;
84         }
85         
86         
87         
88         
89     }
90 
91 }

 1 package com.yeepay.sxf.testbio;
 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 /**
10  * 创建一个客户端请求
11  * @author sxf
12  *
13  */
14 public class TimerClient {
15     
16     
17     
18     public static void main(String[] args) {
19         int port=8000;
20         Socket socket=null;
21         BufferedReader in=null;
22         PrintWriter out=null;
23         try {
24             socket=new Socket("127.0.0.1",port);
25             in=new BufferedReader(new InputStreamReader(socket.getInputStream()));
26             out=new PrintWriter(socket.getOutputStream(),true);
27             //发送请求
28             out.println("shangxiaofei!=");
29             System.out.println("TimerClient.main()send order to server success");
30             
31             //等待服务器响应
32             String resp=in.readLine();
33             System.out.println("TimerClient.main(Now is:)"+resp);
34         } catch (Exception e) {
35             // TODO Auto-generated catch block
36             e.printStackTrace();
37         }finally{
38             if(out!=null){
39                 out.close();
40                 out=null;
41             }
42             if(in !=null){
43                 try {
44                     in.close();
45                 } catch (IOException e) {
46                     // TODO Auto-generated catch block
47                     e.printStackTrace();
48                 }
49                 in=null;
50             }
51             
52             if(socket!=null){
53                 try {
54                     socket.close();
55                 } catch (IOException e) {
56                     // TODO Auto-generated catch block
57                     e.printStackTrace();
58                 }
59             }
60         }
61     }
62 
63 }