Example usage for android.telephony NeighboringCellInfo getCid

Introduction

In this page you can find the example usage for android.telephony NeighboringCellInfo getCid.

Prototype

public int getCid() 

Source Link

Usage

From source file:com.SecUpwN.AIMSICD.service.AimsicdService.java

/**
 * Updates Neighbouring Cell details//  w  w  w.  j ava  2 s . c  om
 */
public List<Cell> updateNeighbouringCells() {
    List<Cell> neighboringCells = new ArrayList<>();

    List<NeighboringCellInfo> neighboringCellInfo;
    neighboringCellInfo = tm.getNeighboringCellInfo();
    if (neighboringCellInfo.size() == 0) {
        // try to poll the neighboring cells for a few seconds
        final LinkedBlockingQueue<NeighboringCellInfo> neighboringCellBlockingQueue = new LinkedBlockingQueue<>(
                100);
        final PhoneStateListener listener = new PhoneStateListener() {
            private void handle() {
                List<NeighboringCellInfo> neighboringCellInfo;
                neighboringCellInfo = tm.getNeighboringCellInfo();
                if (neighboringCellInfo.size() == 0) {
                    return;
                }
                Log.i(TAG, "neighbouringCellInfo empty - event based polling succeeded!");
                tm.listen(this, PhoneStateListener.LISTEN_NONE);
                neighboringCellBlockingQueue.addAll(neighboringCellInfo);
            }

            @Override
            public void onServiceStateChanged(ServiceState serviceState) {
                handle();
            }

            @Override
            public void onDataConnectionStateChanged(int state) {
                handle();
            }

            @Override
            public void onDataConnectionStateChanged(int state, int networkType) {
                handle();
            }

            @Override
            public void onSignalStrengthsChanged(SignalStrength signalStrength) {
                handle();
            }

            @Override
            public void onCellInfoChanged(List<CellInfo> cellInfo) {
                handle();
            }
        };
        Log.i(TAG, "neighbouringCellInfo empty - start polling");

        //LISTEN_CELL_INFO added in API 17
        if (Build.VERSION.SDK_INT > 16) {
            tm.listen(listener, PhoneStateListener.LISTEN_CELL_INFO | PhoneStateListener.LISTEN_CELL_LOCATION
                    | PhoneStateListener.LISTEN_DATA_CONNECTION_STATE | PhoneStateListener.LISTEN_SERVICE_STATE
                    | PhoneStateListener.LISTEN_SIGNAL_STRENGTHS);
        } else {
            tm.listen(listener,
                    PhoneStateListener.LISTEN_CELL_LOCATION | PhoneStateListener.LISTEN_DATA_CONNECTION_STATE
                            | PhoneStateListener.LISTEN_SERVICE_STATE
                            | PhoneStateListener.LISTEN_SIGNAL_STRENGTHS);
        }

        for (int i = 0; i < 10 && neighboringCellInfo.size() == 0; i++) {
            try {
                Log.i(TAG, "neighbouringCellInfo empty - try " + i);
                NeighboringCellInfo info = neighboringCellBlockingQueue.poll(1, TimeUnit.SECONDS);
                if (info == null) {
                    neighboringCellInfo = tm.getNeighboringCellInfo();
                    if (neighboringCellInfo.size() > 0) {
                        Log.i(TAG, "neighbouringCellInfo empty - try " + i + " succeeded time based");
                        break;
                    } else {
                        continue;
                    }
                }
                ArrayList<NeighboringCellInfo> cellInfoList = new ArrayList<NeighboringCellInfo>(
                        neighboringCellBlockingQueue.size() + 1);
                while (info != null) {
                    cellInfoList.add(info);
                    info = neighboringCellBlockingQueue.poll(1, TimeUnit.SECONDS);
                }
                neighboringCellInfo = cellInfoList;
            } catch (InterruptedException e) {
                // normal
            }
        }
    }

    Log.i(TAG, "neighbouringCellInfo Size - " + neighboringCellInfo.size());
    for (NeighboringCellInfo neighbourCell : neighboringCellInfo) {
        Log.i(TAG, "neighbouringCellInfo - CID:" + neighbourCell.getCid() + " LAC:" + neighbourCell.getLac()
                + " RSSI:" + neighbourCell.getRssi() + " PSC:" + neighbourCell.getPsc());

        final Cell cell = new Cell(neighbourCell.getCid(), neighbourCell.getLac(), neighbourCell.getRssi(),
                neighbourCell.getPsc(), neighbourCell.getNetworkType(), false);
        neighboringCells.add(cell);
    }

    return neighboringCells;
}

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