SearchManagerService.java revision 9066cfe9886ac131c34d59ed0e2d287b0e3c0087
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.server.search; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.app.ISearchManager; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.BroadcastReceiver; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.ComponentName; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Intent; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.IntentFilter; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Config; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is a simplified version of the Search Manager service. It no longer handles 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * presentation (UI). Its function is to maintain the map & list of "searchable" 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * items, which provides a mapping from individual activities (where a user might have 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * invoked search) to specific searchable activities (where the search will be dispatched). 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class SearchManagerService extends ISearchManager.Stub 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // general debugging support 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "SearchManagerService"; 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final boolean DEBUG = false; 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final boolean localLOGV = DEBUG ? Config.LOGD : Config.LOGV; 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // configuration choices 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final boolean IMMEDIATE_SEARCHABLES_UPDATE = true; 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // class maintenance and general shared data 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final Context mContext; 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final Handler mHandler; 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mSearchablesDirty; 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Initialize the Search Manager service in the provided system context. 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Only one instance of this object should be created! 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param context to use for accessing DB, window manager, etc. 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SearchManagerService(Context context) { 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContext = context; 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHandler = new Handler(); 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Setup the infrastructure for updating and maintaining the list 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // of searchable activities. 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project IntentFilter filter = new IntentFilter(); 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project filter.addAction(Intent.ACTION_PACKAGE_ADDED); 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project filter.addAction(Intent.ACTION_PACKAGE_REMOVED); 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project filter.addAction(Intent.ACTION_PACKAGE_CHANGED); 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project filter.addDataScheme("package"); 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContext.registerReceiver(mIntentReceiver, filter, null, mHandler); 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSearchablesDirty = true; 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // After startup settles down, preload the searchables list, 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // which will reduce the delay when the search UI is invoked. 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (IMMEDIATE_SEARCHABLES_UPDATE) { 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHandler.post(mRunUpdateSearchable); 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Listens for intent broadcasts. 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The primary purpose here is to refresh the "searchables" list 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if packages are added/removed. 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private BroadcastReceiver mIntentReceiver = new BroadcastReceiver() { 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onReceive(Context context, Intent intent) { 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String action = intent.getAction(); 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // First, test for intents that matter at any time 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (action.equals(Intent.ACTION_PACKAGE_ADDED) || 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project action.equals(Intent.ACTION_PACKAGE_REMOVED) || 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project action.equals(Intent.ACTION_PACKAGE_CHANGED)) { 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSearchablesDirty = true; 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (IMMEDIATE_SEARCHABLES_UPDATE) { 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHandler.post(mRunUpdateSearchable); 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This runnable (for the main handler / UI thread) will update the searchables list. 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Runnable mRunUpdateSearchable = new Runnable() { 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void run() { 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSearchablesDirty) { 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project updateSearchables(); 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Update the list of searchables, either at startup or in response to 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a package add/remove broadcast message. 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void updateSearchables() { 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SearchableInfo.buildSearchableList(mContext); 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSearchablesDirty = false; 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // TODO This is a hack. This shouldn't be hardcoded here, it's probably 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // a policy. 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ComponentName defaultSearch = new ComponentName( 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// "com.android.contacts", 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// "com.android.contacts.ContactsListActivity" ); 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ComponentName defaultSearch = new ComponentName( 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "com.android.googlesearch", 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "com.android.googlesearch.GoogleSearch" ); 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SearchableInfo.setDefaultSearchable(mContext, defaultSearch); 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the searchableinfo for a given activity 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param launchActivity The activity from which we're launching this search. 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns a SearchableInfo record describing the parameters of the search, 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or null if no searchable metadata was available. 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param globalSearch If false, this will only launch the search that has been specifically 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * defined by the application (which is usually defined as a local search). If no default 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * search is defined in the current application or activity, no search will be launched. 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If true, this will always launch a platform-global (e.g. web-based) search instead. 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SearchableInfo getSearchableInfo(ComponentName launchActivity, boolean globalSearch) { 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // final check. however we should try to avoid this, because 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // it slows down the entry into the UI. 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSearchablesDirty) { 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project updateSearchables(); 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SearchableInfo si = null; 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (globalSearch) { 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project si = SearchableInfo.getDefaultSearchable(); 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project si = SearchableInfo.getSearchableInfo(mContext, launchActivity); 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return si; 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 157