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Copy pathServertcp5.java
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73 lines (64 loc) · 2.66 KB
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/*
* @由于个人水平有限, 难免有些错误, 还请指点:
* @Author: cpu_code
* @Date: 2020-09-20 11:32:10
* @LastEditTime: 2020-09-20 11:43:05
* @FilePath: \java\network\Servertcp5.java
* @Gitee: [https://gitee.com/cpu_code](https://gitee.com/cpu_code)
* @Github: [https://github.com/CPU-Code](https://github.com/CPU-Code)
* @CSDN: [https://blog.csdn.net/qq_44226094](https://blog.csdn.net/qq_44226094)
* @Gitbook: [https://923992029.gitbook.io/cpucode/](https://923992029.gitbook.io/cpucode/)
*/
package network;
import java.io.*;
import java.net.ServerSocket;
import java.net.Socket;
public class Servertcp5 {
public static void main(String[] args) throws IOException {
System.out.println("服务器启动, 等待连接");
// 1.创建 ServerSocket 对象，绑定端口，开始等待连接
ServerSocket serverSocket = new ServerSocket(666);
//循环接收,建立连接
while (true) {
// 2.接收连接 accept 方法, 返回 socket 对象.
Socket accept = serverSocket.accept();
//socket对象交给子线程处理,进行读写操作
// Runnable接口中,只有一个run方法,使用lambda表达式简化格式
new Thread(() -> {
try (
// 创建流对象
// 获取输入流,读取文件数据
BufferedInputStream bis = new BufferedInputStream(accept.getInputStream());
// 创建输出流,保存到本地
FileOutputStream fis = new FileOutputStream(System.currentTimeMillis() + ".jpg");
BufferedOutputStream bos = new BufferedOutputStream(fis);
){
// 读写数据
byte[] b = new byte[1024 * 8];
int len;
while ((len = bis.read(b)) != -1) {
bos.write(b, 0, len);
}
// 4.=======信息回写===========================
System.out.println("back-------");
OutputStream out = accept.getOutputStream();
out.write("上传成功".getBytes());
out.close();
//================================
// 7.关闭资源
bos.close();
bis.close();
accept.close();
System.out.println("文件上传成功");
} catch (IOException e) {
e.printStackTrace();
}
}).start();
}
}
}
/*
服务器启动, 等待连接
back-------
文件上传成功
*/