Examples with CellInfo android.telephony.CellInfo used on opensource projects

Example 21 with CellInfo

use of android.telephony.CellInfo in project DataLogger by sussexwearlab.

the class CellsInfoDataCollector method getCellInfoString.

private String getCellInfoString(List<CellInfo> cellsInfo) {
    // Timestamp in system nanoseconds since boot, including time spent in sleep.
    long nanoTime = SystemClock.elapsedRealtimeNanos() + mNanosOffset;
    // System local time in millis
    long currentMillis = (new Date()).getTime();
    String message = String.format("%s", currentMillis) + ";" + String.format("%s", nanoTime) + ";" + String.format("%s", mNanosOffset) + ";" + Integer.toString(cellsInfo.size());
    // The list can include one or more CellInfoGsm, CellInfoCdma, CellInfoLte, and CellInfoWcdma objects, in any combination.
    for (final CellInfo cellInfo : cellsInfo) {
        if (cellInfo instanceof CellInfoGsm) {
            // True if this cell is registered to the mobile network.
            // 0, 1 or more CellInfo objects may return isRegistered() true.
            int isRegistered = (cellInfo.isRegistered()) ? 1 : 0;
            final CellSignalStrengthGsm gsmStrength = ((CellInfoGsm) cellInfo).getCellSignalStrength();
            // Get the signal level as an asu value between 0..31, 99 is unknown Asu is calculated based on 3GPP RSRP.
            int asuLevel = gsmStrength.getAsuLevel();
            // Get the signal strength as dBm
            int dBm = gsmStrength.getDbm();
            // Get signal level as an int from 0..4
            int level = gsmStrength.getLevel();
            final CellIdentityGsm gsmId = ((CellInfoGsm) cellInfo).getCellIdentity();
            // CID Either 16-bit GSM Cell Identity described in TS 27.007, 0..65535, Integer.MAX_VALUE if unknown
            int cid = gsmId.getCid();
            // 16-bit Location Area Code, 0..65535, Integer.MAX_VALUE if unknown
            int lac = gsmId.getLac();
            // 3-digit Mobile Country Code, 0..999, Integer.MAX_VALUE if unknown
            int mcc = gsmId.getMcc();
            // 2 or 3-digit Mobile Network Code, 0..999, Integer.MAX_VALUE if unknown
            int mnc = gsmId.getMnc();
            message += ";GSM;" + isRegistered + ";" + cid + ";" + lac + ";" + mcc + ";" + mnc + ";" + asuLevel + ";" + dBm + ";" + level;
        } else if (cellInfo instanceof CellInfoCdma) {
            // True if this cell is registered to the mobile network.
            // 0, 1 or more CellInfo objects may return isRegistered() true.
            int isRegistered = (cellInfo.isRegistered()) ? 1 : 0;
            final CellSignalStrengthCdma cdmaStength = ((CellInfoCdma) cellInfo).getCellSignalStrength();
            // Get the signal level as an asu value between 0..97, 99 is unknown
            int asuLevel = cdmaStength.getAsuLevel();
            // Get the CDMA RSSI value in dBm
            int cdmaDbm = cdmaStength.getCdmaDbm();
            // Get the CDMA Ec/Io value in dB*10
            int cdmaEcio = cdmaStength.getCdmaEcio();
            // Get cdma as level 0..4
            int cdmaLevel = cdmaStength.getCdmaLevel();
            // Get the signal strength as dBm
            int dBm = cdmaStength.getDbm();
            // Get the EVDO RSSI value in dBm
            int evdoDbm = cdmaStength.getEvdoDbm();
            // Get the EVDO Ec/Io value in dB*10
            int evdoEcio = cdmaStength.getEvdoEcio();
            // Get Evdo as level 0..4
            int evdoLevel = cdmaStength.getEvdoLevel();
            // Get the signal to noise ratio.
            int evdoSnr = cdmaStength.getEvdoSnr();
            // Get signal level as an int from 0..4
            int level = cdmaStength.getLevel();
            final CellIdentityCdma cdmaId = ((CellInfoCdma) cellInfo).getCellIdentity();
            // Base Station Id 0..65535, Integer.MAX_VALUE if unknown
            int basestationId = cdmaId.getBasestationId();
            // Base station latitude, which is a decimal number as specified in 3GPP2 C.S0005-A v6.0.
            // It is represented in units of 0.25 seconds and ranges from -1296000 to 1296000, both
            // values inclusive (corresponding to a range of -90 to +90 degrees). Integer.MAX_VALUE if unknown.
            int latitude = cdmaId.getLatitude();
            // Base station longitude, which is a decimal number as specified in 3GPP2 C.S0005-A v6.0.
            // It is represented in units of 0.25 seconds and ranges from -2592000 to 2592000, both
            // values inclusive (corresponding to a range of -180 to +180 degrees). Integer.MAX_VALUE if unknown.
            int longitude = cdmaId.getLongitude();
            // Network Id 0..65535, Integer.MAX_VALUE if unknown
            int networkId = cdmaId.getNetworkId();
            // System Id 0..32767, Integer.MAX_VALUE if unknown
            int systemId = cdmaId.getSystemId();
            message += ";CDMA;" + isRegistered + ";" + basestationId + ";" + latitude + ";" + longitude + ";" + networkId + ";" + systemId + ";" + asuLevel + ";" + cdmaDbm + ";" + cdmaEcio + ";" + cdmaLevel + ";" + dBm + ";" + evdoDbm + ";" + evdoEcio + ";" + evdoLevel + ";" + evdoSnr + ";" + level;
        } else if (cellInfo instanceof CellInfoLte) {
            // True if this cell is registered to the mobile network.
            // 0, 1 or more CellInfo objects may return isRegistered() true.
            int isRegistered = (cellInfo.isRegistered()) ? 1 : 0;
            final CellSignalStrengthLte lteStrength = ((CellInfoLte) cellInfo).getCellSignalStrength();
            // Get the LTE signal level as an asu value between 0..97, 99 is unknown Asu is calculated based on 3GPP RSRP.
            // Represents a normalized version of the signal strength as dBm
            int asuLevel = lteStrength.getAsuLevel();
            // Get the signal strength as dBm
            // Returns RSRP – Reference Signal Received Power
            int dBm = lteStrength.getDbm();
            // Get signal level as an int from 0..4
            int level = lteStrength.getLevel();
            final CellIdentityLte lteId = ((CellInfoLte) cellInfo).getCellIdentity();
            // 28-bit Cell Identity, Integer.MAX_VALUE if unknown
            int ci = lteId.getCi();
            // 3-digit Mobile Country Code, 0..999, Integer.MAX_VALUE if unknown
            int mcc = lteId.getMcc();
            // 2 or 3-digit Mobile Network Code, 0..999, Integer.MAX_VALUE if unknown
            int mnc = lteId.getMnc();
            // Physical Cell Id 0..503, Integer.MAX_VALUE if unknown
            int pci = lteId.getPci();
            // 16-bit Tracking Area Code, Integer.MAX_VALUE if unknown
            int tac = lteId.getTac();
            message += ";LTE;" + isRegistered + ";" + ci + ";" + mcc + ";" + mnc + ";" + pci + ";" + tac + ";" + asuLevel + ";" + dBm + ";" + level;
        // 13 129108338 114 -1
        // LTE;129108338;234;10;384;144;39;-101;3
        } else if (cellInfo instanceof CellInfoWcdma) {
            // True if this cell is registered to the mobile network.
            // 0, 1 or more CellInfo objects may return isRegistered() true.
            int isRegistered = (cellInfo.isRegistered()) ? 1 : 0;
            final CellSignalStrengthWcdma wcdmaStrength = ((CellInfoWcdma) cellInfo).getCellSignalStrength();
            // Get the signal level as an asu value between 0..31, 99 is unknown Asu is calculated based on 3GPP RSRP.
            int asuLevel = wcdmaStrength.getAsuLevel();
            // Get the signal strength as dBm
            int dBm = wcdmaStrength.getDbm();
            // Get signal level as an int from 0..4
            int level = wcdmaStrength.getLevel();
            final CellIdentityWcdma wcdmaId = ((CellInfoWcdma) cellInfo).getCellIdentity();
            // CID 28-bit UMTS Cell Identity described in TS 25.331, 0..268435455, Integer.MAX_VALUE if unknown
            int cid = wcdmaId.getCid();
            // 16-bit Location Area Code, 0..65535, Integer.MAX_VALUE if unknown
            int lac = wcdmaId.getLac();
            // 3-digit Mobile Country Code, 0..999, Integer.MAX_VALUE if unknown
            int mcc = wcdmaId.getMcc();
            // 2 or 3-digit Mobile Network Code, 0..999, Integer.MAX_VALUE if unknown
            int mnc = wcdmaId.getMnc();
            // 9-bit UMTS Primary Scrambling Code described in TS 25.331, 0..511, Integer.MAX_VALUE if unknown
            int psc = wcdmaId.getPsc();
            message += ";WCDMA;" + isRegistered + ";" + cid + ";" + lac + ";" + mcc + ";" + mnc + ";" + psc + ";" + asuLevel + ";" + dBm + ";" + level;
        } else {
            Log.e(TAG, "Unknown type of cell signal");
        }
    }
    return message;
}

Example 22 with CellInfo

use of android.telephony.CellInfo in project android_frameworks_base by AOSPA.

the class NetworkMonitor method sendNetworkConditionsBroadcast.

/**
     * @param responseReceived - whether or not we received a valid HTTP response to our request.
     * If false, isCaptivePortal and responseTimestampMs are ignored
     * TODO: This should be moved to the transports.  The latency could be passed to the transports
     * along with the captive portal result.  Currently the TYPE_MOBILE broadcasts appear unused so
     * perhaps this could just be added to the WiFi transport only.
     */
private void sendNetworkConditionsBroadcast(boolean responseReceived, boolean isCaptivePortal, long requestTimestampMs, long responseTimestampMs) {
    if (Settings.Global.getInt(mContext.getContentResolver(), Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE, 0) == 0) {
        return;
    }
    if (systemReady == false)
        return;
    Intent latencyBroadcast = new Intent(ACTION_NETWORK_CONDITIONS_MEASURED);
    switch(mNetworkAgentInfo.networkInfo.getType()) {
        case ConnectivityManager.TYPE_WIFI:
            WifiInfo currentWifiInfo = mWifiManager.getConnectionInfo();
            if (currentWifiInfo != null) {
                // NOTE: getSSID()'s behavior changed in API 17; before that, SSIDs were not
                // surrounded by double quotation marks (thus violating the Javadoc), but this
                // was changed to match the Javadoc in API 17. Since clients may have started
                // sanitizing the output of this method since API 17 was released, we should
                // not change it here as it would become impossible to tell whether the SSID is
                // simply being surrounded by quotes due to the API, or whether those quotes
                // are actually part of the SSID.
                latencyBroadcast.putExtra(EXTRA_SSID, currentWifiInfo.getSSID());
                latencyBroadcast.putExtra(EXTRA_BSSID, currentWifiInfo.getBSSID());
            } else {
                if (VDBG)
                    logw("network info is TYPE_WIFI but no ConnectionInfo found");
                return;
            }
            break;
        case ConnectivityManager.TYPE_MOBILE:
            latencyBroadcast.putExtra(EXTRA_NETWORK_TYPE, mTelephonyManager.getNetworkType());
            List<CellInfo> info = mTelephonyManager.getAllCellInfo();
            if (info == null)
                return;
            int numRegisteredCellInfo = 0;
            for (CellInfo cellInfo : info) {
                if (cellInfo.isRegistered()) {
                    numRegisteredCellInfo++;
                    if (numRegisteredCellInfo > 1) {
                        if (VDBG)
                            logw("more than one registered CellInfo." + " Can't tell which is active.  Bailing.");
                        return;
                    }
                    if (cellInfo instanceof CellInfoCdma) {
                        CellIdentityCdma cellId = ((CellInfoCdma) cellInfo).getCellIdentity();
                        latencyBroadcast.putExtra(EXTRA_CELL_ID, cellId);
                    } else if (cellInfo instanceof CellInfoGsm) {
                        CellIdentityGsm cellId = ((CellInfoGsm) cellInfo).getCellIdentity();
                        latencyBroadcast.putExtra(EXTRA_CELL_ID, cellId);
                    } else if (cellInfo instanceof CellInfoLte) {
                        CellIdentityLte cellId = ((CellInfoLte) cellInfo).getCellIdentity();
                        latencyBroadcast.putExtra(EXTRA_CELL_ID, cellId);
                    } else if (cellInfo instanceof CellInfoWcdma) {
                        CellIdentityWcdma cellId = ((CellInfoWcdma) cellInfo).getCellIdentity();
                        latencyBroadcast.putExtra(EXTRA_CELL_ID, cellId);
                    } else {
                        if (VDBG)
                            logw("Registered cellinfo is unrecognized");
                        return;
                    }
                }
            }
            break;
        default:
            return;
    }
    latencyBroadcast.putExtra(EXTRA_CONNECTIVITY_TYPE, mNetworkAgentInfo.networkInfo.getType());
    latencyBroadcast.putExtra(EXTRA_RESPONSE_RECEIVED, responseReceived);
    latencyBroadcast.putExtra(EXTRA_REQUEST_TIMESTAMP_MS, requestTimestampMs);
    if (responseReceived) {
        latencyBroadcast.putExtra(EXTRA_IS_CAPTIVE_PORTAL, isCaptivePortal);
        latencyBroadcast.putExtra(EXTRA_RESPONSE_TIMESTAMP_MS, responseTimestampMs);
    }
    mContext.sendBroadcastAsUser(latencyBroadcast, UserHandle.CURRENT, PERMISSION_ACCESS_NETWORK_CONDITIONS);
}

Example 23 with CellInfo

use of android.telephony.CellInfo in project android_frameworks_base by AOSPA.

the class EmergencyAffordanceService method handleUpdateCellInfo.

private boolean handleUpdateCellInfo() {
    List<CellInfo> cellInfos = mTelephonyManager.getAllCellInfo();
    if (cellInfos == null) {
        return false;
    }
    boolean stopScanningAfterScan = false;
    for (CellInfo cellInfo : cellInfos) {
        int mcc = 0;
        if (cellInfo instanceof CellInfoGsm) {
            mcc = ((CellInfoGsm) cellInfo).getCellIdentity().getMcc();
        } else if (cellInfo instanceof CellInfoLte) {
            mcc = ((CellInfoLte) cellInfo).getCellIdentity().getMcc();
        } else if (cellInfo instanceof CellInfoWcdma) {
            mcc = ((CellInfoWcdma) cellInfo).getCellIdentity().getMcc();
        }
        if (mccRequiresEmergencyAffordance(mcc)) {
            setNetworkNeedsEmergencyAffordance(true);
            return true;
        } else if (mcc != 0 && mcc != Integer.MAX_VALUE) {
            // we found an mcc that isn't in the list, abort
            stopScanningAfterScan = true;
        }
    }
    if (stopScanningAfterScan) {
        stopScanning();
    } else {
        onCellScanFinishedUnsuccessful();
    }
    setNetworkNeedsEmergencyAffordance(false);
    return false;
}

Example 24 with CellInfo

use of android.telephony.CellInfo in project android_frameworks_base by ResurrectionRemix.

the class EmergencyAffordanceService method handleUpdateCellInfo.

private boolean handleUpdateCellInfo() {
    List<CellInfo> cellInfos = mTelephonyManager.getAllCellInfo();
    if (cellInfos == null) {
        return false;
    }
    boolean stopScanningAfterScan = false;
    for (CellInfo cellInfo : cellInfos) {
        int mcc = 0;
        if (cellInfo instanceof CellInfoGsm) {
            mcc = ((CellInfoGsm) cellInfo).getCellIdentity().getMcc();
        } else if (cellInfo instanceof CellInfoLte) {
            mcc = ((CellInfoLte) cellInfo).getCellIdentity().getMcc();
        } else if (cellInfo instanceof CellInfoWcdma) {
            mcc = ((CellInfoWcdma) cellInfo).getCellIdentity().getMcc();
        }
        if (mccRequiresEmergencyAffordance(mcc)) {
            setNetworkNeedsEmergencyAffordance(true);
            return true;
        } else if (mcc != 0 && mcc != Integer.MAX_VALUE) {
            // we found an mcc that isn't in the list, abort
            stopScanningAfterScan = true;
        }
    }
    if (stopScanningAfterScan) {
        stopScanning();
    } else {
        onCellScanFinishedUnsuccessful();
    }
    setNetworkNeedsEmergencyAffordance(false);
    return false;
}

Example 25 with CellInfo

use of android.telephony.CellInfo in project platform_frameworks_base by android.

the class EmergencyAffordanceService method handleUpdateCellInfo.

private boolean handleUpdateCellInfo() {
    List<CellInfo> cellInfos = mTelephonyManager.getAllCellInfo();
    if (cellInfos == null) {
        return false;
    }
    boolean stopScanningAfterScan = false;
    for (CellInfo cellInfo : cellInfos) {
        int mcc = 0;
        if (cellInfo instanceof CellInfoGsm) {
            mcc = ((CellInfoGsm) cellInfo).getCellIdentity().getMcc();
        } else if (cellInfo instanceof CellInfoLte) {
            mcc = ((CellInfoLte) cellInfo).getCellIdentity().getMcc();
        } else if (cellInfo instanceof CellInfoWcdma) {
            mcc = ((CellInfoWcdma) cellInfo).getCellIdentity().getMcc();
        }
        if (mccRequiresEmergencyAffordance(mcc)) {
            setNetworkNeedsEmergencyAffordance(true);
            return true;
        } else if (mcc != 0 && mcc != Integer.MAX_VALUE) {
            // we found an mcc that isn't in the list, abort
            stopScanningAfterScan = true;
        }
    }
    if (stopScanningAfterScan) {
        stopScanning();
    } else {
        onCellScanFinishedUnsuccessful();
    }
    setNetworkNeedsEmergencyAffordance(false);
    return false;
}