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| package Case_package2; | |
| import java.io.IOException; | |
| import java.io.InputStream; | |
| import java.io.InputStreamReader; | |
| import java.io.OutputStream; | |
| import java.net.ServerSocket; | |
| import java.net.Socket; | |
| public class Server { | |
| public static void main(String[] args) throws IOException { | |
| //客户端:发送一条数据,接收服务端反馈的消息并打印 | |
| //服务器:接收数据并打印,再给客户端反馈消息 | |
| //1、创建对象并绑定10000端口 | |
| ServerSocket ss = new ServerSocket(10000); | |
| //2、等待客户端连接 | |
| Socket socket = ss.accept(); | |
| //3、socket中获取输入流读取数据 | |
| InputStream is = socket.getInputStream(); | |
| InputStreamReader isr = new InputStreamReader(is); | |
| int b; | |
| //细节: | |
| //read方法会从连接通道中读取数据 | |
| //但是,需要有一个结束标记,此处的循环才会停止 | |
| //否则,程序就会一直停在read方法这里,等待读取下面的数据 | |
| while ((b = isr.read()) != -1) { | |
| System.out.print((char) b); | |
| } | |
| System.out.println(); | |
| //4、回写数据 | |
| String str="到底有多开心"; | |
| OutputStream os = socket.getOutputStream(); | |
| os.write(str.getBytes()); | |
| //5、释放资源 | |
| socket.close(); | |
| ss.close(); | |
| } | |
| } | |