网络编程 socket 1对1 聊天_控制台编写一个简单的1对1的即时聊天发送的流信息进行xor编码-优快云博客

本文链接：https://blog.youkuaiyun.com/qq_42521154/article/details/102939561

本文介绍了如何利用网络编程中的Socket技术实现一对一的聊天功能，适合初学者自我娱乐和学习。

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package chat;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.util.Scanner;

public class Otochar1 {	
	public static void main(String[] args) throws IOException {
		InetAddress ip=InetAddress.getByName("localhost");
		DatagramSocket datasoc=new DatagramSocket(8888);
		
		//发送线程
		new Thread(()->{	
			BufferedReader buffer=null;
			String msg=null;
				try {	
					buffer=new BufferedReader(new InputStreamReader(System.in));			
					//console输入的值 会被自动写入流中
					while((msg=buffer.readLine())!=null){		
						if(msg!=null){
							byte[] b=msg.getBytes();
							DatagramPacket datapac=new DatagramPacket(b,b.length,ip,6666);
							datasoc.send(datapac);
						}		
					}	
				} catch (Exception e) {
					e.printStackTrace();
				}finally{
					try {
						if(buffer!=null){
							buffer.close();
						}		
					} catch (Exception e) {
						e.printStackTrace();
					}	
				}
		}).start();
				
		//读取线程
		new Thread(()->{						  
			try {
				while(true){
					byte[] b=new byte[100];
					DatagramPacket datapac=new DatagramPacket(b,b.length); 
					datasoc.receive(datapac);
					String msg=new String(b,0,datapac.getLength());
					System.out.println("2号发来的信息："+" "+msg);
				}
			} catch (Exception e) {
				e.printStackTrace();
			}		
	}).start();		
	}
}

package chat;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;

public class Otochar2 {
	public static void main(String[] args) throws IOException {	
		InetAddress ip=InetAddress.getByName("localhost");
		DatagramSocket datasoc=new DatagramSocket(6666);
		
		//发送线程
		new Thread(()->{	
			BufferedReader buffer=null;
			String msg=null;
				try {	
					buffer=new BufferedReader(new InputStreamReader(System.in));			
					//console输入的值 会被自动写入流中
					while((msg=buffer.readLine())!=null){		
						if(msg!=null){
							byte[] b=msg.getBytes();
							DatagramPacket datapac=new DatagramPacket(b,b.length,ip,8888);
							datasoc.send(datapac);
						}		
					}	
				} catch (Exception e) {
					e.printStackTrace();
				}finally{
					try {
						if(buffer!=null){
							buffer.close();
						}		
					} catch (Exception e) {
						e.printStackTrace();
					}	
				}
		}).start();
		
		//读取线程
		new Thread(()->{						  
				try {
					while(true){
						byte[] b=new byte[100];
						DatagramPacket datapac=new DatagramPacket(b,b.length); 
						datasoc.receive(datapac);
						String msg=new String(b,0,datapac.getLength());
						System.out.println("1号发来的信息："+" "+msg);
					}
				} catch (Exception e) {
					e.printStackTrace();
				}		
		}).start();		
	}
}

~~下课之余，自娱自乐，不喜勿喷~~