多线程部分:
/**
* Created by LiuHuiChao on 2016/3/11.
* 服务器端线程处理类
*/
public class ServerThread extends Thread{
//和本线程相关的socket
Socket socket=null;
public ServerThread(Socket socket){
this.socket=socket;
}
//线程执行操作,响应客户端的请求
@Override
public void run(){
InputStream is=null;
InputStreamReader isr=null;
BufferedReader br=null;
OutputStream os=null;
PrintWriter pw=null;
try{
//3,获取输入流,用来读取客户端所发送的登录信息
is=socket.getInputStream();
isr=new InputStreamReader(is);
br=new BufferedReader(isr);//为输入流添加缓冲
String info=null;
while ((info=br.readLine())!=null){//读取数据不为空,循环读取
System.out.println("我是服务器,客户端说:"+info);
}
//4,获取输出流,用来响应客户端的请求
os=socket.getOutputStream();
pw=new PrintWriter(os);//包装为打印流
pw.write("欢迎哟,思密达~~·");
pw.flush();//将缓冲输出
socket.shutdownOutput();//关闭输出流
}catch (Exception e){
}finally {
//5,关闭相关的资源
try {
pw.close();
os.close();
br.close();
isr.close();
is.close();
socket.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
服务端代码:
/**
* Created by LiuHuiChao on 2016/3/9.
* 基于TCP协议的socket通信,实现用户登录
* 服务器端
*/
public class ServerSocketClass {
public static void main(String[] args)throws Exception {
//1,创建一个服务器端socket,即serverSocket,指定绑定的端口,并监听此端口
ServerSocket serverSocket=new ServerSocket(8888);
Socket socket=null;
//2,调用accept方法等待客户端的连接
System.out.println("----服务器即将启动----前方高能---");
int ClientCount=0;
while (true){
//调用accept方法,等待客户端的连接
socket=serverSocket.accept();
//创建一个新的线程
ServerThread st=new ServerThread(socket);
//启动线程
st.start();//启动新线程
ClientCount++;
System.out.println("客户端的数量:"+ClientCount);
InetAddress address=socket.getInetAddress();
System.out.println("当前客户端的IP:"+address.getHostAddress());
}
//serverSocket.close();
}
}
客户端代码:
/**
* Created by LiuHuiChao on 2016/3/9.
* 客户端
*/
public class ClientServerClass {
public static void main(String[] args)throws Exception {
//1,创建一个Socket,指定服务器地址和端口
Socket socket=new Socket("localhost",8888);
//2,获取输出流,用来向服务器端发送信息
OutputStream os=socket.getOutputStream();
PrintWriter pw=new PrintWriter(os);//将输出流包装成打印流
pw.write("用户名:admin;密码:123");
pw.flush();
socket.shutdownOutput();//关闭输出流
//3,获取输入流,并读取服务器端的响应信息
InputStream is=socket.getInputStream();
BufferedReader br=new BufferedReader(new InputStreamReader(is));
String info=null;
while ((info=br.readLine())!=null){//读取数据不为空,循环读取
System.out.println("我是客户端,服务器端说:"+info);
}
//4,关闭其他相关资源
br.close();
is.close();
pw.close();
os.close();
socket.close();
}
}