Пример отправки сообщения в MyChat на Java

Пример проекта для IntelliJ IDEA. Для работы примера требуется json-simple, находится в архиве вместе с примером.

 

Текст программы:

import org.json.simple.JSONObject;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.net.InetAddress;
import java.net.Socket;

public class testSocket {

    private static String dec2hex(int i){
        String result = "0000";

        if      (i >= 0    && i <= 15)    { result = "000" + Integer.toHexString(i); }
        else if (i >= 16   && i <= 255)   { result = "00"  + Integer.toHexString(i); }
        else if (i >= 256  && i <= 4095)  { result = "0"   + Integer.toHexString(i); }
        else if (i >= 4096 && i <= 65535) { result =         Integer.toHexString(i); }

        return result;
    }

    private static String convertToEntities (String tstr) {
        StringBuilder bstr = new StringBuilder(tstr.length()*7);
        String ttt = "";

        for (int i = 0; i < tstr.length(); ++i) {
            if (tstr.codePointAt(i) > 127) {
                bstr.append(Character.toString((char) 92));
                bstr.append("u");

                ttt = dec2hex(tstr.codePointAt(i));

                bstr.append(ttt.charAt(0));
                bstr.append(ttt.charAt(1));
                bstr.append(ttt.charAt(2));
                bstr.append(ttt.charAt(3));

            } else {
                bstr.append(tstr.charAt(i));
            }
        }

        return bstr.toString();
    }

    public static void main(String[] ar) {
        // --- Server Connect Info ---
        String host = "127.0.0.1";
        int    port = 2004;

        // --- Service Const ---
        String MagicPacket        = "\u0017\u0006";
        String cs_integration_api = "0077";
        String iFlag              = "30";
        String CRLF               = "\r\n";
        String MCIAPI_CS_SendPrivateMessage = "0002";

        // --- Message Params ---
        int    UserFrom  = 1;
        int    UserTo    = 2;
        String Msg       = "Hello!";
        String hash      = "random hash 123";
        String APIStype  = "anyName";
        String ServerKey = "yourServerApiKey";

        // --- JSON Structure For Send To Server ---
        JSONObject resultJson = new JSONObject();
        resultJson.put("UserTo",    UserTo   );
        resultJson.put("UserFrom",  UserFrom );
        resultJson.put("Msg",       Msg      );
        resultJson.put("hash",      hash     );
        resultJson.put("APIStype",  APIStype );
        resultJson.put("ServerKey", ServerKey);

        String sendData = "";

        try {
            // --- Connecting To Server ---
            InetAddress ipAddress = InetAddress.getByName(host);
            Socket socket = new Socket(ipAddress, port);
            System.out.println("Server IP: " + host + " Port: " + port + "?");

            // --- Create Read And Write Socket Streams ---
            DataInputStream   in = new DataInputStream(socket.getInputStream());
            DataOutputStream out = new DataOutputStream(socket.getOutputStream());

            // --- Init Message ---
            sendData = "mc6.3" + CRLF + "{Secured: \"\"}" + CRLF;

            // --- Send Init Message ---
            out.write(sendData.getBytes(), 0, sendData.length());
            out.flush();

            // --- Read sc_hello Command From Server ---
            in.readLine();

            // --- Create Message ---
            sendData = MagicPacket + cs_integration_api + iFlag + MCIAPI_CS_SendPrivateMessage + convertToEntities(resultJson.toString()) + CRLF;

            // --- Send Message ---
            out.write(sendData.getBytes(), 0, sendData.length());
            out.flush();

            // --- Read Send Result ---
            System.out.println("Result: " + in.readLine());

        } catch (Exception x) {
            x.printStackTrace();
        }
    }
}

 

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