1/* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 * 16 */ 17 18package com.android.settings.search; 19 20import android.content.Context; 21import android.text.TextUtils; 22import android.util.Log; 23 24import com.android.settings.applications.PackageManagerWrapperImpl; 25import com.android.settings.dashboard.SiteMapManager; 26import com.android.settings.overlay.FeatureFactory; 27 28/** 29 * FeatureProvider for the refactored search code. 30 */ 31public class SearchFeatureProviderImpl implements SearchFeatureProvider { 32 33 private static final String TAG = "SearchFeatureProvider"; 34 35 private static final String METRICS_ACTION_SETTINGS_INDEX = "search_synchronous_indexing"; 36 37 private DatabaseIndexingManager mDatabaseIndexingManager; 38 private SiteMapManager mSiteMapManager; 39 40 @Override 41 public boolean isEnabled(Context context) { 42 return true; 43 } 44 45 @Override 46 public DatabaseResultLoader getDatabaseSearchLoader(Context context, String query) { 47 return new DatabaseResultLoader(context, cleanQuery(query), getSiteMapManager()); 48 } 49 50 @Override 51 public InstalledAppResultLoader getInstalledAppSearchLoader(Context context, String query) { 52 return new InstalledAppResultLoader( 53 context, new PackageManagerWrapperImpl(context.getPackageManager()), 54 cleanQuery(query), getSiteMapManager()); 55 } 56 57 @Override 58 public AccessibilityServiceResultLoader getAccessibilityServiceResultLoader(Context context, 59 String query) { 60 return new AccessibilityServiceResultLoader(context, cleanQuery(query), 61 getSiteMapManager()); 62 } 63 64 @Override 65 public InputDeviceResultLoader getInputDeviceResultLoader(Context context, String query) { 66 return new InputDeviceResultLoader(context, cleanQuery(query), getSiteMapManager()); 67 } 68 69 @Override 70 public SavedQueryLoader getSavedQueryLoader(Context context) { 71 return new SavedQueryLoader(context); 72 } 73 74 @Override 75 public DatabaseIndexingManager getIndexingManager(Context context) { 76 if (mDatabaseIndexingManager == null) { 77 mDatabaseIndexingManager = new DatabaseIndexingManager(context.getApplicationContext(), 78 context.getPackageName()); 79 } 80 return mDatabaseIndexingManager; 81 } 82 83 @Override 84 public boolean isIndexingComplete(Context context) { 85 return getIndexingManager(context).isIndexingComplete(); 86 } 87 88 public SiteMapManager getSiteMapManager() { 89 if (mSiteMapManager == null) { 90 mSiteMapManager = new SiteMapManager(); 91 } 92 return mSiteMapManager; 93 } 94 95 @Override 96 public void updateIndexAsync(Context context, IndexingCallback callback) { 97 if (SettingsSearchIndexablesProvider.DEBUG) { 98 Log.d(TAG, "updating index async"); 99 } 100 getIndexingManager(context).indexDatabase(callback); 101 } 102 103 @Override 104 public void updateIndex(Context context) { 105 long indexStartTime = System.currentTimeMillis(); 106 getIndexingManager(context).performIndexing(); 107 int indexingTime = (int) (System.currentTimeMillis() - indexStartTime); 108 FeatureFactory.getFactory(context).getMetricsFeatureProvider() 109 .histogram(context, METRICS_ACTION_SETTINGS_INDEX, indexingTime); 110 } 111 112 /** 113 * A generic method to make the query suitable for searching the database. 114 * 115 * @return the cleaned query string 116 */ 117 private String cleanQuery(String query) { 118 if (TextUtils.isEmpty(query)) { 119 return null; 120 } 121 return query.trim(); 122 } 123} 124