SearchManagerService.java revision a48a5af931f2fb43c948416180b85dfe9ecdc9a1
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 Project 276d72e029cb6e5a9cf26aa3314c3dca83614fc91bBjorn Bringertimport java.util.List; 286d72e029cb6e5a9cf26aa3314c3dca83614fc91bBjorn Bringert 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is a simplified version of the Search Manager service. It no longer handles 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * presentation (UI). Its function is to maintain the map & list of "searchable" 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * items, which provides a mapping from individual activities (where a user might have 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * invoked search) to specific searchable activities (where the search will be dispatched). 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class SearchManagerService extends ISearchManager.Stub 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // general debugging support 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "SearchManagerService"; 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final boolean DEBUG = false; 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // class maintenance and general shared data 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final Context mContext; 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final Handler mHandler; 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mSearchablesDirty; 45875d50a4b9294b2be33cff6493cae7acd1d07ea7Karl Rosaen private Searchables mSearchables; 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 48875d50a4b9294b2be33cff6493cae7acd1d07ea7Karl Rosaen * Initializes the Search Manager service in the provided system context. 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Only one instance of this object should be created! 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param context to use for accessing DB, window manager, etc. 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SearchManagerService(Context context) { 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContext = context; 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHandler = new Handler(); 56875d50a4b9294b2be33cff6493cae7acd1d07ea7Karl Rosaen mSearchablesDirty = true; 57875d50a4b9294b2be33cff6493cae7acd1d07ea7Karl Rosaen mSearchables = new Searchables(context); 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 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // After startup settles down, preload the searchables list, 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // which will reduce the delay when the search UI is invoked. 70a48a5af931f2fb43c948416180b85dfe9ecdc9a1Bjorn Bringert mHandler.post(mRunUpdateSearchable); 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Listens for intent broadcasts. 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The primary purpose here is to refresh the "searchables" list 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if packages are added/removed. 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private BroadcastReceiver mIntentReceiver = new BroadcastReceiver() { 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onReceive(Context context, Intent intent) { 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String action = intent.getAction(); 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // First, test for intents that matter at any time 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (action.equals(Intent.ACTION_PACKAGE_ADDED) || 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project action.equals(Intent.ACTION_PACKAGE_REMOVED) || 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project action.equals(Intent.ACTION_PACKAGE_CHANGED)) { 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSearchablesDirty = true; 89a48a5af931f2fb43c948416180b85dfe9ecdc9a1Bjorn Bringert mHandler.post(mRunUpdateSearchable); 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This runnable (for the main handler / UI thread) will update the searchables list. 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Runnable mRunUpdateSearchable = new Runnable() { 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void run() { 100a48a5af931f2fb43c948416180b85dfe9ecdc9a1Bjorn Bringert updateSearchablesIfDirty(); 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 105875d50a4b9294b2be33cff6493cae7acd1d07ea7Karl Rosaen * Updates the list of searchables, either at startup or in response to 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a package add/remove broadcast message. 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void updateSearchables() { 109875d50a4b9294b2be33cff6493cae7acd1d07ea7Karl Rosaen mSearchables.buildSearchableList(); 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSearchablesDirty = false; 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 114a48a5af931f2fb43c948416180b85dfe9ecdc9a1Bjorn Bringert * Updates the list of searchables if needed. 115a48a5af931f2fb43c948416180b85dfe9ecdc9a1Bjorn Bringert */ 116a48a5af931f2fb43c948416180b85dfe9ecdc9a1Bjorn Bringert private void updateSearchablesIfDirty() { 117a48a5af931f2fb43c948416180b85dfe9ecdc9a1Bjorn Bringert if (mSearchablesDirty) { 118a48a5af931f2fb43c948416180b85dfe9ecdc9a1Bjorn Bringert updateSearchables(); 119a48a5af931f2fb43c948416180b85dfe9ecdc9a1Bjorn Bringert } 120a48a5af931f2fb43c948416180b85dfe9ecdc9a1Bjorn Bringert } 121a48a5af931f2fb43c948416180b85dfe9ecdc9a1Bjorn Bringert 122a48a5af931f2fb43c948416180b85dfe9ecdc9a1Bjorn Bringert /** 123875d50a4b9294b2be33cff6493cae7acd1d07ea7Karl Rosaen * Returns the SearchableInfo for a given activity 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param launchActivity The activity from which we're launching this search. 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param globalSearch If false, this will only launch the search that has been specifically 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * defined by the application (which is usually defined as a local search). If no default 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * search is defined in the current application or activity, no search will be launched. 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If true, this will always launch a platform-global (e.g. web-based) search instead. 130875d50a4b9294b2be33cff6493cae7acd1d07ea7Karl Rosaen * @return Returns a SearchableInfo record describing the parameters of the search, 131875d50a4b9294b2be33cff6493cae7acd1d07ea7Karl Rosaen * or null if no searchable metadata was available. 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SearchableInfo getSearchableInfo(ComponentName launchActivity, boolean globalSearch) { 134a48a5af931f2fb43c948416180b85dfe9ecdc9a1Bjorn Bringert updateSearchablesIfDirty(); 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SearchableInfo si = null; 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (globalSearch) { 137875d50a4b9294b2be33cff6493cae7acd1d07ea7Karl Rosaen si = mSearchables.getDefaultSearchable(); 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 139875d50a4b9294b2be33cff6493cae7acd1d07ea7Karl Rosaen si = mSearchables.getSearchableInfo(launchActivity); 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return si; 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1446d72e029cb6e5a9cf26aa3314c3dca83614fc91bBjorn Bringert 1456d72e029cb6e5a9cf26aa3314c3dca83614fc91bBjorn Bringert /** 1466d72e029cb6e5a9cf26aa3314c3dca83614fc91bBjorn Bringert * Returns a list of the searchable activities that can be included in global search. 1476d72e029cb6e5a9cf26aa3314c3dca83614fc91bBjorn Bringert */ 1486d72e029cb6e5a9cf26aa3314c3dca83614fc91bBjorn Bringert public List<SearchableInfo> getSearchablesInGlobalSearch() { 149a48a5af931f2fb43c948416180b85dfe9ecdc9a1Bjorn Bringert updateSearchablesIfDirty(); 1506d72e029cb6e5a9cf26aa3314c3dca83614fc91bBjorn Bringert return mSearchables.getSearchablesInGlobalSearchList(); 1516d72e029cb6e5a9cf26aa3314c3dca83614fc91bBjorn Bringert } 152875d50a4b9294b2be33cff6493cae7acd1d07ea7Karl Rosaen 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 154