Java 客户端向服务端上传mp3文件数据的实例代码

package cn.itcast.uploadpicture.demo;

import java.io.bufferedinputstream;

import java.io.fileinputstream;

import java.io.ioexception;

import java.io.inputstream;

import java.io.printstream;

import java.net.socket;

import java.net.unknownhostexception;

public class uploadpicclient {

  public static void main(string[] args) throws unknownhostexception, ioexception {

// 1、建立客户端的socket服务

  socket s= new socket( "192.168.1.216" , 10012 );

// 2、获取图片资源

  bufferedinputstream burin=

   new bufferedinputstream( new fileinputstream( "f:\\cloudmusic\\罗大佑,黄霑,徐克 - 沧海一声笑.mp3" ));

// 3、获取socket输出流

  printstream pso= new printstream(s.getoutputstream(), true );

// 4、将数据写入到输出流

  byte []buff= new byte [ 1024 ];

  int len=- 1 ;

  while ((len=burin.read(buff))!=- 1 ) {

   pso.write(buff, 0 , len);

  }

  s.shutdownoutput();

// 5、获取服务端的返回的数据

  inputstream is=s.getinputstream();

  byte []buffin= new byte [ 1024 ];

  int lenth=is.read(buffin);

  string str= new string(buffin, 0 ,lenth);

  system.out.println(str);

// 6、关闭流

  s.close();

  burin.close();

  }

}

package cn.itcast.uploadpicture.demo;

import java.io.bufferedinputstream;

import java.io.file;

import java.io.fileoutputstream;

import java.io.ioexception;

import java.io.printstream;

import java.net.serversocket;

import java.net.socket;

public class uploadpicserver {

  public static void main(string[] args) throws ioexception {

  serversocket ss= new serversocket( 10012 );

  socket s=ss.accept();

  system.out.println(s.getinetaddress().gethostaddress()+ "connnected......." );

  bufferedinputstream burin= new bufferedinputstream(s.getinputstream());

  file file= new file( "serve.mp3" );

  if (!file.exists())

   file.mkdirs();

  printstream ps= new printstream( new fileoutputstream(file), true );

  byte []buff= new byte [ 1024 ];

  int len=- 1 ;

  while ((len=burin.read(buff))!=- 1 ) {

   ps.write(buff, 0 , len);

  }

  printstream psout= new printstream(s.getoutputstream(), true );

  psout.println( "上传成功" );

  ss.close();

  s.close();

  ps.close();

  }

}