154 lines
3.6 KiB
Java
154 lines
3.6 KiB
Java
/*
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* Copyright (C) 2010 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 com.android.server.location;
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import android.location.Criteria;
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import android.location.ILocationManager;
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import android.location.Location;
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import android.location.LocationManager;
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import android.location.LocationProvider;
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import android.net.NetworkInfo;
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import android.os.Bundle;
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import android.os.RemoteException;
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import android.os.WorkSource;
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import android.util.Log;
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/**
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* A passive location provider reports locations received from other providers
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* for clients that want to listen passively without actually triggering
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* location updates.
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*
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* {@hide}
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*/
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public class PassiveProvider implements LocationProviderInterface {
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private static final String TAG = "PassiveProvider";
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private final ILocationManager mLocationManager;
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private boolean mTracking;
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public PassiveProvider(ILocationManager locationManager) {
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mLocationManager = locationManager;
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}
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public String getName() {
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return LocationManager.PASSIVE_PROVIDER;
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}
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public boolean requiresNetwork() {
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return false;
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}
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public boolean requiresSatellite() {
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return false;
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}
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public boolean requiresCell() {
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return false;
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}
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public boolean hasMonetaryCost() {
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return false;
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}
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public boolean supportsAltitude() {
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return false;
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}
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public boolean supportsSpeed() {
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return false;
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}
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public boolean supportsBearing() {
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return false;
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}
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public int getPowerRequirement() {
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return -1;
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}
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public boolean meetsCriteria(Criteria criteria) {
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// We do not want to match the special passive provider based on criteria.
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return false;
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}
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public int getAccuracy() {
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return -1;
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}
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public boolean isEnabled() {
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return true;
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}
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public void enable() {
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}
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public void disable() {
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}
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public int getStatus(Bundle extras) {
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if (mTracking) {
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return LocationProvider.AVAILABLE;
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} else {
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return LocationProvider.TEMPORARILY_UNAVAILABLE;
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}
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}
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public long getStatusUpdateTime() {
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return -1;
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}
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public String getInternalState() {
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return null;
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}
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public void enableLocationTracking(boolean enable) {
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mTracking = enable;
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}
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public boolean requestSingleShotFix() {
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return false;
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}
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public void setMinTime(long minTime, WorkSource ws) {
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}
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public void updateNetworkState(int state, NetworkInfo info) {
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}
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public void updateLocation(Location location) {
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if (mTracking) {
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try {
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// pass the location back to the location manager
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mLocationManager.reportLocation(location, true);
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} catch (RemoteException e) {
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Log.e(TAG, "RemoteException calling reportLocation");
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}
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}
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}
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public boolean sendExtraCommand(String command, Bundle extras) {
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return false;
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}
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public void addListener(int uid) {
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}
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public void removeListener(int uid) {
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}
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}
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