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/*
* Copyright (C) 2007 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.internal.location;
import android.telephony.CellLocation;
import android.telephony.ServiceState;
import android.telephony.gsm.GsmCellLocation;
import com.android.internal.telephony.TelephonyProperties;
import android.os.SystemProperties;
/**
* Stores the cell tower state
*
* {@hide}
*/
public class CellState {
public static String TAG = "CellState";
public static int RADIO_TYPE_GPRS = 1;
public static int RADIO_TYPE_CDMA = 2;
public static int RADIO_TYPE_WCDMA = 3;
private int mCid = -1;
private int mLac = -1;
private int mMcc = -1;
private int mMnc = -1;
private int mHomeMcc = -1;
private int mHomeMnc = -1;
private String mCarrier = null;
private int mRadioType = -1;
private long mTime = 0;
public CellState() {
// constructor for invalid cell location
}
public CellState(ServiceState service, CellLocation location) {
if (location instanceof GsmCellLocation) {
GsmCellLocation loc = (GsmCellLocation)location;
mLac = loc.getLac(); // example: 6032
mCid = loc.getCid(); // example: 31792
}
mTime = System.currentTimeMillis();
// Get radio type
String radioType = SystemProperties.get(TelephonyProperties.PROPERTY_DATA_NETWORK_TYPE);
if (radioType != null && (radioType.equals("GPRS") || radioType.equals("EDGE"))) {
mRadioType = RADIO_TYPE_GPRS;
} else if (radioType != null && radioType.equals("UMTS")) {
mRadioType = RADIO_TYPE_WCDMA;
} else if (radioType != null && radioType.equals("CDMA")) {
mRadioType = RADIO_TYPE_CDMA;
}
// Get MCC/MNC
String operator = service.getOperatorNumeric();
if (operator != null && !operator.equals("")) {
String mcc = operator.substring(0, 3);
String mnc = operator.substring(3);
mMcc = Integer.parseInt(mcc);
mMnc = Integer.parseInt(mnc);
}
// Get Home MCC/MNC
String homeOperator = SystemProperties.get(
TelephonyProperties.PROPERTY_ICC_OPERATOR_NUMERIC);
if (homeOperator != null && !homeOperator.equals("")) {
String mcc = homeOperator.substring(0, 3);
String mnc = homeOperator.substring(3);
mHomeMcc = Integer.parseInt(mcc);
mHomeMnc = Integer.parseInt(mnc);
}
// Get Carrier
String carrier = service.getOperatorAlphaLong();
if (carrier != null && !carrier.equals("")) {
mCarrier = carrier;
}
//Log.d(TAG, mLac +"," + mCid + "," + mMnc +"," + mMcc + "," + mHomeMcc + "," +
// mHomeMnc + "," + mCarrier + "," + mRadioType);
}
public int getCid() {
return mCid;
}
public int getLac() {
return mLac;
}
public int getMcc() {
return mMcc;
}
public int getMnc() {
return mMnc;
}
public int getHomeMcc() {
return mHomeMcc;
}
public void setHomeMcc(int homeMcc) {
this.mHomeMcc = homeMcc;
}
public int getHomeMnc() {
return mHomeMnc;
}
public void setHomeMnc(int homeMnc) {
this.mHomeMnc = homeMnc;
}
public String getCarrier() {
return mCarrier;
}
public void setCarrier(String carrier) {
this.mCarrier = carrier;
}
public int getRadioType() {
return mRadioType;
}
public long getTime() {
return mTime;
}
public boolean equals(CellState other) {
return (mCid == other.mCid && mLac == other.mLac);
}
public boolean isValid() {
return (mCid != -1 && mLac != -1);
}
}
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