(Java) CardConnect Void

Demonstrates how to send a CardConnect void request.

The void service cancels a transaction that is in either "Authorized" or "Queued for Capture" status.. ...

See https://developer.cardconnect.com/cardconnect-api#void

Chilkat Java Downloads Java Libs for Windows, MacOS, Linux, Alpine Linux, Solaris Java Libs for Android

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

    CkHttp http = new CkHttp();
    boolean success;

    http.put_BasicAuth(true);
    http.put_Login("API_USERNAME");
    http.put_Password("API_PASSWORD");

    // Build and send the following JSON:

    // The "retref" is the value returned in the JSON response for the Authorization request.

    // {
    //     "retref":"112989260941",
    //     "merchid":"MERCHANT_ID"
    // }

    CkJsonObject json = new CkJsonObject();
    json.UpdateString("retref","112989260941");
    json.UpdateString("merchid","MERCHANT_ID");

    String url = "https://<site>.cardconnect.com:<port>/cardconnect/rest/void";
    String responseStr = http.putText(url,json.emit(),"utf-8","application/json",false,false);
    if (http.get_LastMethodSuccess() == false) {
        System.out.println(http.lastErrorText());
        return;
        }

    // A response status of 200 indicates potential success.  The JSON response body
    // must be examined to determine if it was truly successful or an error.
    System.out.println("response status code = " + http.get_LastStatus());

    CkJsonObject jsonResp = new CkJsonObject();
    jsonResp.Load(responseStr);
    jsonResp.put_EmitCompact(false);

    System.out.println("response JSON:");
    System.out.println(jsonResp.emit());

    // A successful response looks like this:

    // {
    //   "authcode": "REVERS",
    //   "respproc": "FNOR",
    //   "amount": "0.00",
    //   "resptext": "Approval",
    //   "currency": "USD",
    //   "retref": "112989260941",
    //   "respstat": "A",
    //   "respcode": "00",
    //   "merchid": "496160873888"
    // }

    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    String authcode = jsonResp.stringOf("authcode");
    String respproc = jsonResp.stringOf("respproc");
    String amount = jsonResp.stringOf("amount");
    String resptext = jsonResp.stringOf("resptext");
    String currency = jsonResp.stringOf("currency");
    String retref = jsonResp.stringOf("retref");
    String respstat = jsonResp.stringOf("respstat");
    String respcode = jsonResp.stringOf("respcode");
    String merchid = jsonResp.stringOf("merchid");
  }
}