113 lines
3.5 KiB
Java
113 lines
3.5 KiB
Java
/*
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* Copyright (C) 2006 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.telephony;
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import android.compat.annotation.UnsupportedAppUsage;
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import android.os.Bundle;
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import android.os.RemoteException;
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import android.telephony.cdma.CdmaCellLocation;
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import android.telephony.gsm.GsmCellLocation;
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import com.android.internal.telephony.ITelephony;
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import com.android.internal.telephony.PhoneConstants;
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/**
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* Abstract class that represents the location of the device. {@more}
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*/
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public abstract class CellLocation {
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/**
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* Request an update of the current location. If the location has changed,
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* a broadcast will be sent to everyone registered with {@link
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* PhoneStateListener#LISTEN_CELL_LOCATION}.
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*/
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public static void requestLocationUpdate() {
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try {
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ITelephony phone = ITelephony.Stub.asInterface(
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TelephonyFrameworkInitializer
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.getTelephonyServiceManager()
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.getTelephonyServiceRegisterer()
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.get());
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if (phone != null) {
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phone.updateServiceLocation();
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}
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} catch (RemoteException ex) {
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// ignore it
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}
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}
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/**
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* Create a new CellLocation from a intent notifier Bundle
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*
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* This method maybe used by external applications.
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*
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* @param bundle Bundle from intent notifier
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* @return newly created CellLocation
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*
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* @hide
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*/
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@UnsupportedAppUsage
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public static CellLocation newFromBundle(Bundle bundle) {
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// TelephonyManager.getDefault().getCurrentPhoneType() handles the case when
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// ITelephony interface is not up yet.
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switch(TelephonyManager.getDefault().getCurrentPhoneType()) {
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case PhoneConstants.PHONE_TYPE_CDMA:
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return new CdmaCellLocation(bundle);
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case PhoneConstants.PHONE_TYPE_GSM:
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return new GsmCellLocation(bundle);
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default:
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return null;
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}
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}
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/**
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* @hide
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*/
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@UnsupportedAppUsage
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public abstract void fillInNotifierBundle(Bundle bundle);
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/**
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* @hide
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*/
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@UnsupportedAppUsage
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public abstract boolean isEmpty();
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/**
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* Invalidate this object. The location area code and the cell id are set to -1.
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* @hide
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*/
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public abstract void setStateInvalid();
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/**
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* Return a new CellLocation object representing an unknown
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* location, or null for unknown/none phone radio types.
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*
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*/
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public static CellLocation getEmpty() {
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// TelephonyManager.getDefault().getCurrentPhoneType() handles the case when
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// ITelephony interface is not up yet.
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switch(TelephonyManager.getDefault().getCurrentPhoneType()) {
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case PhoneConstants.PHONE_TYPE_CDMA:
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return new CdmaCellLocation();
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case PhoneConstants.PHONE_TYPE_GSM:
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return new GsmCellLocation();
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default:
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return null;
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}
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}
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}
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