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/*
* Copyright 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.server.wifi;
import android.telephony.SignalStrength;
import android.telephony.TelephonyManager;
import android.telephony.TelephonyManager.NetworkType;
/**
* A class representing the link layer statistics of the primary registered cell
* of cellular network
*/
public class CellularLinkLayerStats {
/** Cellular data network type currently in use on the device for data transmission */
private @NetworkType int mDataNetworkType =
TelephonyManager.NETWORK_TYPE_UNKNOWN;
/**
* Cellular signal strength in dBm, NR: CsiRsrp, LTE: Rsrp, WCDMA/TDSCDMA: Rscp,
* CDMA: Rssi, EVDO: Rssi, GSM: Rssi
*/
private int mSignalStrengthDbm = SignalStrength.INVALID;
/**
* Cellular signal strength in dB, NR: CsiSinr, LTE: Rsrq, WCDMA: EcNo, TDSCDMA: invalid,
* CDMA: Ecio, EVDO: SNR, GSM: invalid
*/
private int mSignalStrengthDb = SignalStrength.INVALID;
/** Whether it is a new or old registered cell */
private boolean mIsSameRegisteredCell = false;
public void setDataNetworkType(@NetworkType int dataNetworkType) {
mDataNetworkType = dataNetworkType;
}
public void setSignalStrengthDbm(int signalStrengthDbm) {
mSignalStrengthDbm = signalStrengthDbm;
}
public void setIsSameRegisteredCell(boolean isSameRegisteredCell) {
mIsSameRegisteredCell = isSameRegisteredCell;
}
public void setSignalStrengthDb(int signalStrengthDb) {
mSignalStrengthDb = signalStrengthDb;
}
public @NetworkType int getDataNetworkType() {
return mDataNetworkType;
}
public boolean getIsSameRegisteredCell() {
return mIsSameRegisteredCell;
}
public int getSignalStrengthDb() {
return mSignalStrengthDb;
}
public int getSignalStrengthDbm() {
return mSignalStrengthDbm;
}
@Override
public String toString() {
StringBuilder sbuf = new StringBuilder();
sbuf.append(" CellularLinkLayerStats: ").append('\n')
.append(" Data Network Type: ")
.append(mDataNetworkType).append('\n')
.append(" Signal Strength in dBm: ")
.append(mSignalStrengthDbm).append('\n')
.append(" Signal Strength in dB: ")
.append(mSignalStrengthDb).append('\n')
.append(" Is it the same registered cell? ")
.append(mIsSameRegisteredCell).append('\n');
return sbuf.toString();
}
}
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