@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
public Tower(CellInfoCdma cellInfoCdma) {
setLocationAreaCode(cellInfoCdma.getCellIdentity().getNetworkId());
setCellId(cellInfoCdma.getCellIdentity().getSystemId());
setSignalStrength(cellInfoCdma.getCellSignalStrength().getLevel());
setRssi(cellInfoCdma.getCellSignalStrength().getCdmaDbm());
setPrimaryScrambleCode(cellInfoCdma.getCellIdentity().getSystemId());
setNetworkType(cellInfoCdma.getCellIdentity().getBasestationId());
setLatLng(
new LatLng(
cellInfoCdma.getCellIdentity().getLatitude(),
cellInfoCdma.getCellIdentity().getLongitude()));
setTime(GeneralUtils.getCurrentTime());
setNeighbor(false);
}
@Override
public void onCellInfoChanged(List<CellInfo> cellInfo) {
CellLocationInfo.Params p;
List<CellLocationInfo> cells = new ArrayList<CellLocationInfo>(cellInfo.size());
for (CellInfo info : cellInfo) {
p = new CellLocationInfo.Params();
p.time = info.getTimeStamp();
if (info instanceof CellInfoCdma) {
CellInfoCdma cdma = (CellInfoCdma) info;
p.id = cdma.getCellIdentity().getBasestationId();
p.lat = cdma.getCellIdentity().getLatitude();
p.lon = cdma.getCellIdentity().getLongitude();
p.dbm = cdma.getCellSignalStrength().getDbm(); // there's two other dbm methods
p.asu = cdma.getCellSignalStrength().getAsuLevel();
} else if (info instanceof CellInfoGsm) {
CellInfoGsm gsm = (CellInfoGsm) info;
p.id = gsm.getCellIdentity().getCid();
p.dbm = gsm.getCellSignalStrength().getDbm();
p.asu = gsm.getCellSignalStrength().getAsuLevel();
} else if (info instanceof CellInfoLte) {
CellInfoLte lte = (CellInfoLte) info;
p.id = lte.getCellIdentity().getCi();
p.dbm = lte.getCellSignalStrength().getDbm();
p.asu = lte.getCellSignalStrength().getAsuLevel();
} else if (info instanceof CellInfoWcdma) {
CellInfoWcdma wcdma = (CellInfoWcdma) info;
p.id = wcdma.getCellIdentity().getCid();
p.dbm = wcdma.getCellSignalStrength().getDbm();
p.asu = wcdma.getCellSignalStrength().getAsuLevel();
}
cells.add(new CellLocationInfo(p));
}
cellInfos = cells.toArray(new CellLocationInfo[cells.size()]);
notifyListeners(EVENT_CELL_INFOS);
}
private String getSignalStrength() {
TelephonyManager telephonyManager =
(TelephonyManager) getSystemService(getApplicationContext().TELEPHONY_SERVICE);
List<CellInfo> cellInfoList = telephonyManager.getAllCellInfo();
if (((TextView) findViewById(R.id.connectionTypeTextView)).getText().toString().equals("3G")) {
return Integer.toString(threeGSignalStrength);
}
for (int i = 0; i < cellInfoList.size(); i++) {
CellInfo ci = cellInfoList.get(i);
if (ci instanceof CellInfoCdma) {
CellInfoCdma cdmaCellInfo = (CellInfoCdma) ci;
CellSignalStrengthCdma cdmaSignalStrength = cdmaCellInfo.getCellSignalStrength();
return Integer.toString(cdmaSignalStrength.getDbm());
} else if (ci instanceof CellInfoLte) {
CellInfoLte lteCellInfo = (CellInfoLte) ci;
CellSignalStrengthLte lteSignalStrength = lteCellInfo.getCellSignalStrength();
return Integer.toString(lteSignalStrength.getDbm());
} else {
return "Error: bad cell info";
}
}
return "Error: no cell info";
}
/**
* Retrieves the tower ID, network type, RSS, and timestamp for a CDMA cell.
*
* @param info
* @return
*/
private CellularInfo processCdmaInfo(CellInfoCdma info) {
int id = info.getCellIdentity().getBasestationId();
int asu = info.getCellSignalStrength().getAsuLevel();
int rss = info.getCellSignalStrength().getDbm();
String type = CellularInfo.TYPE_CDMA;
// RSS can not always be obtained
String strRss = (asu == 99 || rss > 100 || rss < -200) ? "N/A" : Integer.toString(rss);
if (id < 0) return null;
return new CellularInfo(Integer.toString(id), type, strRss, Utils.getTimestamp());
}