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Java

UniPin Game List

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Demonstrates how to send a POST with the hash_hmac(sha256,partnerid+timestamp+path,secretkey) authentication.

Chilkat Java Downloads

Java
import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    boolean success = false;

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkHttp http = new CkHttp();

    // Implements the following CURL command:

    // curl --request POST 'https://dev-api.unipin.com/in-game-topup/list' \
    // --header 'partnerid: 587e3675-e0ed-4e9e-9b39-099b11498fdc' \
    // --header 'timestamp: 1566552295' \
    // --header 'path: in-game-topup/list' \
    // --header 'auth: 1d9f5e7aca9f3c14da7c957d6977447739877cebfc10fcf3682bd32da47a2bda' \
    // --header 'Content-Type: application/json'

    // Use the following online tool to generate HTTP code from a CURL command
    // Convert a cURL Command to HTTP Source Code

    CkDateTime dt = new CkDateTime();
    dt.SetFromCurrentSystemTime();
    String timestamp = dt.getAsUnixTimeStr(false);

    // Change this to your actual partner ID.
    String partnerId = "587e3675-e0ed-4e9e-9b39-099b11498fdc";

    http.SetRequestHeader("path","in-game-topup/list");
    http.SetRequestHeader("timestamp",timestamp);
    http.SetRequestHeader("partnerid",partnerId);
    http.SetRequestHeader("Content-Type","application/json");

    // Calculate the auth header using  hash_hmac(sha256,partnerid+timestamp+path,secretkey)
    CkCrypt2 crypt = new CkCrypt2();
    crypt.put_MacAlgorithm("hmac");
    crypt.put_HashAlgorithm("sha256");
    crypt.put_EncodingMode("hexlower");

    // Change this to your actual secret key..
    crypt.SetMacKeyEncoded("wabc123asljdgadlgd3","us-ascii");

    CkStringBuilder sbMacData = new CkStringBuilder();
    sbMacData.Append(partnerId);
    sbMacData.Append(timestamp);
    sbMacData.Append("in-game-topup/list");

    String auth = crypt.macStringENC(sbMacData.getAsString());
    http.SetRequestHeader("auth",auth);

    CkHttpResponse resp = new CkHttpResponse();
    success = http.HttpNoBody("POST","https://dev-api.unipin.com/in-game-topup/list",resp);
    if (success == false) {
        System.out.println(http.lastErrorText());
        return;
        }

    CkStringBuilder sbResponseBody = new CkStringBuilder();
    resp.GetBodySb(sbResponseBody);
    CkJsonObject jResp = new CkJsonObject();
    jResp.LoadSb(sbResponseBody);
    jResp.put_EmitCompact(false);

    System.out.println("Response Body:");
    System.out.println(jResp.emit());

    int respStatusCode = resp.get_StatusCode();
    System.out.println("Response Status Code = " + respStatusCode);
    if (respStatusCode >= 400) {
        System.out.println("Response Header:");
        System.out.println(resp.header());
        System.out.println("Failed.");
        return;
        }

    // Sample JSON response:
    // (Sample code for parsing the JSON response is shown below)

    // {
    //   "game_list": [
    //     {
    //       "game_category": "MLBB_ID",
    //       "game_code": "MLBBD_ID",
    //       "game_name": "Mobile Legends Diamonds",
    //       "icon_url": "http://dev-backoffice.unipin.com/images/icon_direct_topup_games/1565343343-icon-1548659712-icon-Mobile legend 300x300 px.png",
    //       "game_status": "active",
    //       "updated_at": "2019-08-09 16:35:43"
    //     },
    //     {
    //       "game_category": "MLBB_ID",
    //       "game_code": "MLBBS_ID",
    //       "game_name": "Mobile Legends Starlight Member",
    //       "icon_url": "http://dev-backoffice.unipin.com/images/icon_direct_topup_games/1565343258-icon-1548659712-icon-Mobile legend 300x300 px.png",
    //       "game_status": "active",
    //       "updated_at": "2019-08-09 16:34:18"
    //     },
    // ...
    // ...
    //   ],
    //   "status": 1,
    //   "reason": "Successful"
    // }

    // Sample code for parsing the JSON response...
    // Use the following online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    String game_category;
    String game_code;
    String game_name;
    String icon_url;
    String game_status;
    String updated_at;

    int status = jResp.IntOf("status");
    String reason = jResp.stringOf("reason");
    int i = 0;
    int count_i = jResp.SizeOfArray("game_list");
    while (i < count_i) {
        jResp.put_I(i);
        game_category = jResp.stringOf("game_list[i].game_category");
        game_code = jResp.stringOf("game_list[i].game_code");
        game_name = jResp.stringOf("game_list[i].game_name");
        icon_url = jResp.stringOf("game_list[i].icon_url");
        game_status = jResp.stringOf("game_list[i].game_status");
        updated_at = jResp.stringOf("game_list[i].updated_at");
        i = i+1;
        }
  }
}