CellLocationConverter.java 文件源码

public void update(Measurement m, CellLocation cellLocation, int mcc, int mnc, NetworkGroup networkType) {
    if (cellLocation instanceof GsmCellLocation) {
        GsmCellLocation gsmCellLocation = (GsmCellLocation) cellLocation;
        if (gsmCellLocation.getCid() <= 65535 && gsmCellLocation.getPsc() == NeighboringCellInfo.UNKNOWN_CID) {
            m.setGsmCellLocation(mcc, mnc, gsmCellLocation.getLac(), gsmCellLocation.getCid(), NetworkGroup.Gsm);
        } else {
            // fix invalid network types (unfortunately not possible to distinguish between UMTS and LTE)
            if (networkType == NetworkGroup.Gsm || networkType == NetworkGroup.Cdma)
                networkType = NetworkGroup.Unknown;
            int psc = gsmCellLocation.getPsc();
            if (psc == NeighboringCellInfo.UNKNOWN_CID || psc == Measurement.UNKNOWN_CID) {
                psc = Measurement.UNKNOWN_CID;
            } else if (psc >= 504) {
                // only UMTS networks support larger PSC
                networkType = NetworkGroup.Wcdma;
            }
            m.setGsmCellLocation(mcc, mnc, gsmCellLocation.getLac(), gsmCellLocation.getCid(), psc, networkType);
        }
    } else if (cellLocation instanceof CdmaCellLocation) {
        CdmaCellLocation cdmaCellLocation = (CdmaCellLocation) cellLocation;
        m.setCdmaCellLocation(cdmaCellLocation.getSystemId(), cdmaCellLocation.getNetworkId(), cdmaCellLocation.getBaseStationId());
    } else {
        throw new UnsupportedOperationException("Cell location type not supported `" + cellLocation.getClass().getName() + "`");
    }
}