进阶day11-网络编程_TCP文件上传的客户端实现
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@@ -30,14 +30,11 @@ public class TcpClientDemo04 {
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//1.创建客户端对象
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//Socket(String host, int port) 创建流套接字并将其连接到指定主机上的指定端口号。
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Socket client = new Socket("192.168.22.51", 10001);
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//2.获取字节输出流,发送请求数据
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OutputStream os = client.getOutputStream();
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os.write("淘宝的官网".getBytes());
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//注意:当发送完毕请求数据后,要设置结束的标记,否则服务器会长时间等待客户端的请求数据
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client.shutdownOutput();
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//3.获取字节输入流,接收响应数据
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InputStream is = client.getInputStream();
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//一次读字节数组的方式来读取响应数据
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@@ -34,11 +34,9 @@ public class TcpServerDemo04 {
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//ServerSocket(int port) 创建绑定到指定端口的服务器套接字。
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ServerSocket server = new ServerSocket(10001);
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System.out.println("服务启动了");
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//2.接收客户端请求
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//Socket accept() 侦听要连接到客户端请求并接受它。
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Socket clientSocket = server.accept();//阻塞方法
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//3.获取请求数据
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InputStream is = clientSocket.getInputStream();
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byte[] buf = new byte[1024];
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@@ -49,11 +47,9 @@ public class TcpServerDemo04 {
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}
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//4.业务逻辑代码
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String result = "www.taobao.com";
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//5.发送响应数据
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OutputStream os = clientSocket.getOutputStream();
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os.write(result.getBytes());
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//6.释放资源
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clientSocket.close();
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server.close();
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44
javaSE-day11/src/com/inmind/tcp03/TcpUploadDemo05.java
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44
javaSE-day11/src/com/inmind/tcp03/TcpUploadDemo05.java
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@@ -0,0 +1,44 @@
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package com.inmind.tcp03;
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import java.io.*;
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import java.net.Socket;
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/*
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文件上传客户端的实现步骤:
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1.创建字节输入流读取图片的字节数据
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2.创建客户端对象指定服务器的IP和端口
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3.获取客户端的字节输出流,将图片的字节数据边读边写,作为请求数据,发送给服务器
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4.获取客户端的字节输入流,接收服务器的响应数据
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5.资源释放
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*/
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public class TcpUploadDemo05 {
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public static void main(String[] args) throws IOException {
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//1.创建字节输入流读取图片的字节数据
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FileInputStream fis = new FileInputStream("1.jpg");
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//2.创建客户端对象指定服务器的IP和端口
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Socket client = new Socket("192.168.22.51", 10002);
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OutputStream os = client.getOutputStream();//发送请求数据
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byte[] buf = new byte[1024];
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int len;
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//3.获取客户端的字节输出流,将图片的字节数据边读边写,作为请求数据,发送给服务器
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while ((len = fis.read(buf)) != -1) {
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os.write(buf,0,len);
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}
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//通知服务端,请求数据发送结束了
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fis.close();
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System.out.println("客户端上传了图片");
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client.shutdownOutput();
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//4.获取客户端的字节输入流,接收服务器的响应数据
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InputStream is = client.getInputStream();
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while ((len = is.read(buf)) != -1) {
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System.out.println(new String(buf, 0, len));
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}
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System.out.println("客户端接收到了响应的结果");
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//5.资源释放
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client.close();
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}
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}
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