MeasurementUpdater.java 文件源码

private boolean isCellLocationEqual(CellLocation cl1, CellLocation cl2) {
    boolean result;
    if (cl1 instanceof GsmCellLocation && cl2 instanceof GsmCellLocation) {
        GsmCellLocation gsm1 = (GsmCellLocation) cl1;
        GsmCellLocation gsm2 = (GsmCellLocation) cl2;
        result = (gsm1.getCid() == gsm2.getCid()
                && gsm1.getLac() == gsm2.getLac()
                && gsm1.getPsc() == gsm2.getPsc());
        Log.d("isCellLocationEqual(): GSM equals = %s", result);
    } else if (cl1 instanceof CdmaCellLocation && cl2 instanceof CdmaCellLocation) {
        CdmaCellLocation cdma1 = (CdmaCellLocation) cl1;
        CdmaCellLocation cdma2 = (CdmaCellLocation) cl2;
        result = (cdma1.getBaseStationId() == cdma2.getBaseStationId()
                && cdma1.getNetworkId() == cdma2.getNetworkId()
                && cdma1.getSystemId() == cdma2.getSystemId());
        Log.d("isCellLocationEqual(): CDMA equal = %s", result);
    } else {
        // different types or nulls
        result = false;
        Log.d("isCellLocationEqual(): Different types or nulls");
    }
    return result;
}