public class uploadpicclient {
public static void main(string[] args) throws unknownhostexception, ioexception {
// todo auto-generated method stub
//1,创建客户端socket
socket s = new socket("localhost",10088);
//2,读取客户端要上传的图片文件
fileinputstream fis = new fileinputstream("d:\\workspace\\day2019.1.17\\lanjing.jpg");
//3,获取socket输出流,将读到的图片的数据发送到服务端
outputstream out = s.getoutputstream();
byte[] buf = new byte[1021];
int len =0;
while((len=fis.read(buf))!=-1){
out.write(buf,0,len);
}
//告诉服务端说:这边的数据发送完毕让服务端停止读取
s.shutdownoutput();
//读取服务端发回的内容
inputstream in = s.getinputstream();
byte[] bufin = new byte[1024];
int lenin = in.read(buf);
string text = new string (buf,0,lenin);
system.out.println(text);
//关闭资源
fis.close();
s.close();
}
}
2.服务端代码
public class uploadpicsever {
public static void main(string[] args) throws ioexception {
// todo auto-generated method stub
//创建tcp的socket服务端
serversocket ss = new serversocket(10088);
//获取客户端
socket s = ss.accept();
string ip = s.getinetaddress().gethostaddress();
system.out.println(ip+".....connected");
//读取客户端发来的数据
inputstream in = s.getinputstream();
//将读取到的数据存储到一个文件中。
file dir = new file("d:\\workspace\\day2019.1.17");
if(!dir.exists()){
dir.mkdirs();
}
file file = new file(dir,"blue.jpg");
fileoutputstream fos = new fileoutputstream(file);
byte[] buf = new byte[1024];
int len = 0;
while ((len=in.read(buf))!=-1){
fos.write(buf,0,len);
}
//获取socket输出流,将上传成功字样发送给客户端
outputstream out = s.getoutputstream();
out.write("上传成功".getbytes());
fos.close();
s.close();
ss.close();
}