Android example source code file (PassiveProvider.java)

This example Android source code file (PassiveProvider.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

android, bundle, ilocationmanager, location, locationproviderinterface, net, network, networkinfo, os, passiveprovider, remoteexception, service, string, tag

The PassiveProvider.java Android example source code

/*
 * Copyright (C) 2010 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.location.ILocationManager;
import android.location.Location;
import android.location.LocationManager;
import android.location.LocationProvider;
import android.location.LocationProviderInterface;
import android.net.NetworkInfo;
import android.os.Bundle;
import android.os.RemoteException;
import android.util.Log;

/**
 * A passive location provider reports locations received from other providers
 * for clients that want to listen passively without actually triggering
 * location updates.
 *
 * {@hide}
 */
public class PassiveProvider implements LocationProviderInterface {

    private static final String TAG = "PassiveProvider";

    private final ILocationManager mLocationManager;
    private boolean mTracking;

    public PassiveProvider(ILocationManager locationManager) {
        mLocationManager = locationManager;
    }

    public String getName() {
        return LocationManager.PASSIVE_PROVIDER;
    }

    public boolean requiresNetwork() {
        return false;
    }

    public boolean requiresSatellite() {
        return false;
    }

    public boolean requiresCell() {
        return false;
    }

    public boolean hasMonetaryCost() {
        return false;
    }

    public boolean supportsAltitude() {
        return false;
    }

    public boolean supportsSpeed() {
        return false;
    }

    public boolean supportsBearing() {
        return false;
    }

    public int getPowerRequirement() {
        return -1;
    }

    public int getAccuracy() {
        return -1;
    }

    public boolean isEnabled() {
        return true;
    }

    public void enable() {
    }

    public void disable() {
    }

    public int getStatus(Bundle extras) {
        if (mTracking) {
            return LocationProvider.AVAILABLE;
        } else {
            return LocationProvider.TEMPORARILY_UNAVAILABLE;
        }
    }

    public long getStatusUpdateTime() {
        return -1;
    }

    public String getInternalState() {
        return null;
    }

    public void enableLocationTracking(boolean enable) {
        mTracking = enable;
    }

    public void setMinTime(long minTime) {
    }

    public void updateNetworkState(int state, NetworkInfo info) {
    }

    public void updateLocation(Location location) {
        if (mTracking) {
            try {
                // pass the location back to the location manager
                mLocationManager.reportLocation(location, true);
            } catch (RemoteException e) {
                Log.e(TAG, "RemoteException calling reportLocation");
            }
        }
    }

    public boolean sendExtraCommand(String command, Bundle extras) {
        return false;
    }

    public void addListener(int uid) {
    }

    public void removeListener(int uid) {
    }
}