Exemplo n.º 1
0
 public CEPASPurse getPurse(int purseId) throws IOException {
   try {
     byte[] purseBuff =
         sendRequest((byte) 0x32, (byte) (purseId), (byte) 0, (byte) 0, new byte[] {(byte) 0});
     if (purseBuff != null) {
       return new CEPASPurse(purseId, purseBuff);
     } else {
       return new CEPASPurse(purseId, "No purse found");
     }
   } catch (CEPASException ex) {
     Log.w(TAG, "Error reading purse " + purseId, ex);
     return new CEPASPurse(purseId, ex.getMessage());
   }
 }
Exemplo n.º 2
0
  public CEPASHistory getHistory(int purseId, int recordCount) throws IOException {
    try {
      byte[] fullHistoryBuff = null;
      byte[] historyBuff =
          sendRequest(
              (byte) 0x32,
              (byte) (purseId),
              (byte) 0,
              (byte) 1,
              new byte[] {(byte) 0, (byte) (recordCount <= 15 ? recordCount * 16 : 15 * 16)});

      if (historyBuff != null) {
        if (recordCount > 15) {
          byte[] historyBuff2 = null;
          try {
            historyBuff2 =
                sendRequest(
                    (byte) 0x32,
                    (byte) (purseId),
                    (byte) 0,
                    (byte) 1,
                    new byte[] {(byte) 0x0F, (byte) ((recordCount - 15) * 16)});
          } catch (CEPASException ex) {
            Log.w(TAG, "Error reading 2nd purse history " + purseId, ex);
          }
          fullHistoryBuff =
              new byte[historyBuff.length + (historyBuff2 != null ? historyBuff2.length : 0)];

          System.arraycopy(historyBuff, 0, fullHistoryBuff, 0, historyBuff.length);
          if (historyBuff2 != null)
            System.arraycopy(
                historyBuff2, 0, fullHistoryBuff, historyBuff.length, historyBuff2.length);
        } else {
          fullHistoryBuff = historyBuff;
        }
      }

      if (fullHistoryBuff != null) {
        return new CEPASHistory(purseId, fullHistoryBuff);
      } else {
        return new CEPASHistory(purseId, "No history found");
      }
    } catch (CEPASException ex) {
      Log.w(TAG, "Error reading purse history " + purseId, ex);
      return new CEPASHistory(purseId, ex.getMessage());
    }
  }