| /* |
| * 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.server.location; |
| |
| import android.content.Context; |
| import android.location.Address; |
| import android.location.GeocoderParams; |
| import android.location.IGeocodeProvider; |
| import android.os.Handler; |
| import android.os.RemoteException; |
| import android.util.Log; |
| |
| import com.android.server.ServiceWatcher; |
| import java.util.List; |
| |
| /** |
| * Proxy for IGeocodeProvider implementations. |
| */ |
| public class GeocoderProxy { |
| private static final String TAG = "GeocoderProxy"; |
| |
| private static final String SERVICE_ACTION = "com.android.location.service.GeocodeProvider"; |
| |
| private final Context mContext; |
| private final ServiceWatcher mServiceWatcher; |
| |
| public static GeocoderProxy createAndBind(Context context, |
| int overlaySwitchResId, int defaultServicePackageNameResId, |
| int initialPackageNamesResId, Handler handler) { |
| GeocoderProxy proxy = new GeocoderProxy(context, overlaySwitchResId, |
| defaultServicePackageNameResId, initialPackageNamesResId, handler); |
| if (proxy.bind()) { |
| return proxy; |
| } else { |
| return null; |
| } |
| } |
| |
| private GeocoderProxy(Context context, |
| int overlaySwitchResId, int defaultServicePackageNameResId, |
| int initialPackageNamesResId, Handler handler) { |
| mContext = context; |
| |
| mServiceWatcher = new ServiceWatcher(mContext, TAG, SERVICE_ACTION, overlaySwitchResId, |
| defaultServicePackageNameResId, initialPackageNamesResId, null, handler); |
| } |
| |
| private boolean bind () { |
| return mServiceWatcher.start(); |
| } |
| |
| private IGeocodeProvider getService() { |
| return IGeocodeProvider.Stub.asInterface(mServiceWatcher.getBinder()); |
| } |
| |
| public String getConnectedPackageName() { |
| return mServiceWatcher.getBestPackageName(); |
| } |
| |
| public String getFromLocation(double latitude, double longitude, int maxResults, |
| GeocoderParams params, List<Address> addrs) { |
| IGeocodeProvider provider = getService(); |
| if (provider != null) { |
| try { |
| return provider.getFromLocation(latitude, longitude, maxResults, params, addrs); |
| } catch (RemoteException e) { |
| Log.w(TAG, e); |
| } |
| } |
| return "Service not Available"; |
| } |
| |
| public String getFromLocationName(String locationName, |
| double lowerLeftLatitude, double lowerLeftLongitude, |
| double upperRightLatitude, double upperRightLongitude, int maxResults, |
| GeocoderParams params, List<Address> addrs) { |
| IGeocodeProvider provider = getService(); |
| if (provider != null) { |
| try { |
| return provider.getFromLocationName(locationName, lowerLeftLatitude, |
| lowerLeftLongitude, upperRightLatitude, upperRightLongitude, |
| maxResults, params, addrs); |
| } catch (RemoteException e) { |
| Log.w(TAG, e); |
| } |
| } |
| return "Service not Available"; |
| } |
| |
| } |