fileserver.java

它能够进行简单的文字聊天和基本的信息交换。

/*
 * fileServer.java
 *
 
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

 
/**
 *
 * @author codewar1
 */
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
import java.awt.*;
import java.util.zip.GZIPOutputStream;
import java.io.*;
import java.net.*;
import java.net.*;
public class  fileServer extends Thread{
 
    public String filepath;
    public String filename;
    ServerSocket filesocket;
    JTextArea jfileShow;
    /** Creates a new instance of ServerReceiveThread */
    public fileServer(
            JTextArea jfileShow,
            String filepath
            
            )
    {//文件发送线程
                 
           this.filepath = filepath;  //通过文件选择框得到
           this.jfileShow = jfileShow;
    }
    
  public void run()
   {
        File file = new File(filepath);//文件
        filename = file.getName();
        jfileShow.append(filename);
        try {
            filesocket = new ServerSocket(8800);
            while (true)
            {//接受客户端连接
                Socket client = filesocket.accept();
                jfileShow.append("传送文件 ："+filepath);
                DataOutputStream out = new DataOutputStream(
                        client.getOutputStream()
                        );//套接字流
                GZIPOutputStream gout = new GZIPOutputStream(out);
                FileInputStream fileIn = new FileInputStream(filepath);
                //压缩流与文件流
                byte [] buffer = new byte [1024];
                int length;
                while ((length = fileIn.read(buffer))!=-1)
                {//正常读出为字节数，读完-1
                      gout.write(buffer,0,length);
                }
                gout.close();
                fileIn.close();
                client.close();
                jfileShow.append("传送"+filename+"完毕");
                
                
                
                 
                
            }
        } catch (Exception ex) {
            jfileShow.append(filename);
        }
        
  
  }
}