serverrev1.java

学习java编程的好程序

import java.net.*;
import java.io.*;
public class serverrev1
{
  private DataInputStream  reader1;                
  private DataOutputStream writer1;                
  private ServerSocket server;                   
  private Socket socket1;                        
  public serverrev1()                         
  {}
    void startserver()
    {
    try
    {
      server=new ServerSocket(6000);
      System.out.println("服务器套接字创建完成了!");
      while(true)
      {
        System.out.println("等待客户机的连接。。。。。");
        socket1=server.accept();
        System.out.println("完成与客户机的连接。");
        reader1=new DataInputStream (socket1.getInputStream());
        writer1=new DataOutputStream (socket1.getOutputStream());
        getrev();                           
      }
      
      }
      catch(Exception e){}
    }
    void  getrev()
    {
      try
      {
      while(true)
      {
        String filename=reader1.readUTF();
        writer1.writeUTF(getfileinfo(filename));
        writer1.flush();
        System.out.println(filename+"的信息传送完毕。");
      }
    }
    catch(Exception e){}
    finally
    {
      System.out.println("客户机中断连接");
    }
    try
    {
      if(reader1!=null)
      reader1.close();
      if(writer1!=null)
      writer1.close();
      if(socket1!=null)
      socket1.close();
    }
    catch(Exception e){}
  }
  String getfileinfo(String filename)
  {
    String fileinfo="";
    try
    {
      FileReader fr=new FileReader(filename);
      BufferedReader br=new BufferedReader(fr);
      String temp;
      while((temp=br.readLine())!=null)
      fileinfo+=temp+"\n";
      br.close();
    }
    catch(Exception e){}
    return fileinfo;
  }
    public static void main(String[] args)
    {
      serverrev1 server=new serverrev1();
      server.startserver();
    }
  
}