Created
February 3, 2017 06:03
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| import java.io.DataInputStream; | |
| import java.io.DataOutputStream; | |
| import java.net.Socket; | |
| public class SocketClient { | |
| public static void send(String host, int port, String data) throws Exception { | |
| Socket socket = new Socket(host, port); | |
| DataOutputStream dataoutputstream = new DataOutputStream(socket.getOutputStream()); | |
| // write to server | |
| dataoutputstream.writeUTF(data); | |
| dataoutputstream.flush(); | |
| // read from server | |
| DataInputStream datainputstream = new DataInputStream(socket.getInputStream()); | |
| String msg = datainputstream.readUTF(); | |
| // Print message from server | |
| System.out.println("Client received:" + msg); | |
| dataoutputstream.close(); | |
| datainputstream.close(); | |
| socket.close(); | |
| } | |
| public static void main(String[] args) throws Exception { | |
| send("192.168.0.254", 65534, "data"); | |
| } | |
| } | |
| import java.io.DataInputStream; | |
| import java.io.DataOutputStream; | |
| import java.io.IOException; | |
| import java.net.ServerSocket; | |
| import java.net.Socket; | |
| import java.util.Date; | |
| public class SocketServer { | |
| public static void main(String[] args) throws IOException { | |
| runserver(65534); | |
| } | |
| @SuppressWarnings("resource") | |
| private static void runserver(int port) throws IOException{ | |
| ServerSocket serverSocket = new ServerSocket(port); | |
| System.out.println("Server is started:" + new Date()); | |
| while (true) { | |
| Socket socket = serverSocket.accept(); | |
| // read from client | |
| DataInputStream datainputstream = new DataInputStream(socket.getInputStream()); | |
| String data = datainputstream.readUTF(); | |
| String message = (new Date() + " Accept:" + data); | |
| // Print message from client | |
| System.out.println("Server received:" + message); | |
| // write to client | |
| DataOutputStream dataoutputstream = new DataOutputStream(socket.getOutputStream()); | |
| dataoutputstream.writeUTF(message); | |
| datainputstream.close(); | |
| dataoutputstream.close(); | |
| socket.close(); | |
| } | |
| } | |
| } | |
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