public static void sendErrorMsg(CallbackContext callbackContext) {
JSONObject jsonObject = new JSONObject();
Tools.addProperty(jsonObject, Tools.MES, Tools.ERROR);
callbackContext.error(jsonObject);
}
public static void sendSuccessMsg(CallbackContext callbackContext) {
JSONObject jsonObject = new JSONObject();
Tools.addProperty(jsonObject, Tools.MES, Tools.SUCCESS);
callbackContext.success(jsonObject);
}
public static JSONObject decodeAdvData(byte[] advData) {
JSONObject jsonAdvData = new JSONObject();
JSONArray serviceUUIDs = new JSONArray();
JSONArray solicitedServiceUUIDs = new JSONArray();
JSONArray overflowServiceUUIDs = new JSONArray();
boolean isOver = true;
while (isOver) {
int dataLen = advData[0];
if (dataLen == 0) {
isOver = false;
break;
}
byte[] allData = new byte[dataLen];
for (int i = 0; i < allData.length; i++) {
allData[i] = advData[i + 1];
}
byte[] type = {allData[0]};
byte[] data = new byte[allData.length - 1];
for (int i = 0; i < data.length; i++) {
data[i] = allData[i + 1];
}
if ((0xff & type[0]) == 0x02) {
byte[] mByte = new byte[data.length];
for (int i = 0; i < mByte.length; i++) {
mByte[i] = data[data.length - i - 1];
}
serviceUUIDs.put(bytesToHexString(mByte));
} else if ((0xff & type[0]) == 0x03) {
int number = data.length / 2;
for (int i = 0; i < number; i++) {
byte[] mByte = {data[i * 2], data[i * 2 + 1]};
serviceUUIDs.put(bytesToHexString(mByte));
}
} else if ((0xff & type[0]) == 0x04) {
byte[] mByte = new byte[data.length];
for (int i = 0; i < mByte.length; i++) {
mByte[i] = data[data.length - i - 1];
}
serviceUUIDs.put(bytesToHexString(mByte));
} else if ((0xff & type[0]) == 0x05) {
int number = data.length / 4;
for (int i = 0; i < number; i++) {
byte[] mByte = {data[i * 4], data[i * 4 + 1], data[i * 4 + 2], data[i * 4 + 3]};
serviceUUIDs.put(bytesToHexString(mByte));
}
} else if ((0xff & type[0]) == 0x06) {
byte[] mByte = new byte[data.length];
for (int i = 0; i < mByte.length; i++) {
mByte[i] = data[data.length - i - 1];
}
serviceUUIDs.put(bytesToHexString(mByte));
} else if ((0xff & type[0]) == 0x07) {
int number = data.length / 16;
for (int i = 0; i < number; i++) {
byte[] mByte = {
data[i * 16],
data[i * 16 + 1],
data[i * 16 + 2],
data[i * 16 + 3],
data[i * 16 + 4],
data[i * 16 + 5],
data[i * 16 + 6],
data[i * 16 + 7],
data[i * 16 + 8],
data[i * 16 + 9],
data[i * 16 + 10],
data[i * 16 + 11],
data[i * 16 + 12],
data[i * 16 + 13],
data[i * 16 + 14],
data[i * 16 + 15]
};
serviceUUIDs.put(bytesToHexString(mByte));
}
} else if ((0xff & type[0]) == 0x08) {
addProperty(jsonAdvData, LOCAL_NAME, hexStrToStr(bytesToHexString(data)));
} else if ((0xff & type[0]) == 0x09) {
addProperty(jsonAdvData, LOCAL_NAME, hexStrToStr(bytesToHexString(data)));
} else if ((0xff & type[0]) == 0x0a) {
addProperty(jsonAdvData, TXPOWER_LEVEL, bytesToHexString(data));
} else if ((0xff & type[0]) == 0x12) {
addProperty(jsonAdvData, IS_CONNECTED, bytesToHexString(data));
} else if ((0xff & type[0]) == 0x14) {
int number = data.length / 2;
for (int i = 0; i < number; i++) {
byte[] mByte = {data[i * 2], data[i * 2 + 1]};
solicitedServiceUUIDs.put(bytesToHexString(mByte));
}
} else if ((0xff & type[0]) == 0x15) {
int number = data.length / 16;
for (int i = 0; i < number; i++) {
byte[] mByte = {
data[i * 16],
data[i * 16 + 1],
data[i * 16 + 2],
data[i * 16 + 3],
data[i * 16 + 4],
data[i * 16 + 5],
data[i * 16 + 6],
data[i * 16 + 7],
data[i * 16 + 8],
data[i * 16 + 9],
data[i * 16 + 10],
data[i * 16 + 11],
data[i * 16 + 12],
data[i * 16 + 13],
data[i * 16 + 14],
data[i * 16 + 15]
};
solicitedServiceUUIDs.put(bytesToHexString(mByte));
}
} else if ((0xff & type[0]) == 0x16) {
addProperty(jsonAdvData, SERVICE_DATA, bytesToHexString(data));
} else if ((0xff & type[0]) == 0xff) {
addProperty(jsonAdvData, MANUFACTURER_DATA, encodeBase64(data));
}
byte[] newData = new byte[advData.length - dataLen - 1];
for (int i = 0; i < newData.length; i++) {
newData[i] = advData[i + 1 + dataLen];
}
advData = newData;
}
addProperty(jsonAdvData, SERVICE_UUIDS, serviceUUIDs);
addProperty(jsonAdvData, SOLICITED_SERVICE_UUIDS, solicitedServiceUUIDs);
addProperty(jsonAdvData, OVERFLOW_SERVICE_UUIDS, overflowServiceUUIDs);
return jsonAdvData;
}