diff options
Diffstat (limited to 'src/com/android/dialer/dialpad/SmartDialCursorLoader.java')
-rw-r--r-- | src/com/android/dialer/dialpad/SmartDialCursorLoader.java | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/src/com/android/dialer/dialpad/SmartDialCursorLoader.java b/src/com/android/dialer/dialpad/SmartDialCursorLoader.java deleted file mode 100644 index 93b649b6d..000000000 --- a/src/com/android/dialer/dialpad/SmartDialCursorLoader.java +++ /dev/null @@ -1,193 +0,0 @@ -/* - * Copyright (C) 2013 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.dialer.dialpad; - -import android.content.AsyncTaskLoader; -import android.content.Context; -import android.content.Loader.ForceLoadContentObserver; -import android.database.Cursor; -import android.database.MatrixCursor; -import android.net.Uri; -import android.util.Log; - -import com.android.contacts.common.list.PhoneNumberListAdapter.PhoneQuery; -import com.android.contacts.common.util.PermissionsUtil; -import com.android.dialer.database.DialerDatabaseHelper; -import com.android.dialer.database.DialerDatabaseHelper.ContactNumber; -import com.android.dialerbind.DatabaseHelperManager; - -import java.util.ArrayList; - -/** - * Implements a Loader<Cursor> class to asynchronously load SmartDial search results. - */ -public class SmartDialCursorLoader extends AsyncTaskLoader<Cursor> { - - private final String TAG = SmartDialCursorLoader.class.getSimpleName(); - private final boolean DEBUG = false; - - private final Context mContext; - - private Cursor mCursor; - - private String mQuery; - private SmartDialNameMatcher mNameMatcher; - - private ForceLoadContentObserver mObserver; - - public SmartDialCursorLoader(Context context) { - super(context); - mContext = context; - } - - /** - * Configures the query string to be used to find SmartDial matches. - * @param query The query string user typed. - */ - public void configureQuery(String query) { - if (DEBUG) { - Log.v(TAG, "Configure new query to be " + query); - } - mQuery = SmartDialNameMatcher.normalizeNumber(query, SmartDialPrefix.getMap()); - - /** Constructs a name matcher object for matching names. */ - mNameMatcher = new SmartDialNameMatcher(mQuery, SmartDialPrefix.getMap()); - } - - /** - * Queries the SmartDial database and loads results in background. - * @return Cursor of contacts that matches the SmartDial query. - */ - @Override - public Cursor loadInBackground() { - if (DEBUG) { - Log.v(TAG, "Load in background " + mQuery); - } - - if (!PermissionsUtil.hasContactsPermissions(mContext)) { - return new MatrixCursor(PhoneQuery.PROJECTION_PRIMARY); - } - - /** Loads results from the database helper. */ - final DialerDatabaseHelper dialerDatabaseHelper = DatabaseHelperManager.getDatabaseHelper( - mContext); - final ArrayList<ContactNumber> allMatches = dialerDatabaseHelper.getLooseMatches(mQuery, - mNameMatcher); - - if (DEBUG) { - Log.v(TAG, "Loaded matches " + String.valueOf(allMatches.size())); - } - - /** Constructs a cursor for the returned array of results. */ - final MatrixCursor cursor = new MatrixCursor(PhoneQuery.PROJECTION_PRIMARY); - Object[] row = new Object[PhoneQuery.PROJECTION_PRIMARY.length]; - for (ContactNumber contact : allMatches) { - row[PhoneQuery.PHONE_ID] = contact.dataId; - row[PhoneQuery.PHONE_NUMBER] = contact.phoneNumber; - row[PhoneQuery.CONTACT_ID] = contact.id; - row[PhoneQuery.LOOKUP_KEY] = contact.lookupKey; - row[PhoneQuery.PHOTO_ID] = contact.photoId; - row[PhoneQuery.DISPLAY_NAME] = contact.displayName; - row[PhoneQuery.CARRIER_PRESENCE] = contact.carrierPresence; - cursor.addRow(row); - } - return cursor; - } - - @Override - public void deliverResult(Cursor cursor) { - if (isReset()) { - /** The Loader has been reset; ignore the result and invalidate the data. */ - releaseResources(cursor); - return; - } - - /** Hold a reference to the old data so it doesn't get garbage collected. */ - Cursor oldCursor = mCursor; - mCursor = cursor; - - if (mObserver == null) { - mObserver = new ForceLoadContentObserver(); - mContext.getContentResolver().registerContentObserver( - DialerDatabaseHelper.SMART_DIAL_UPDATED_URI, true, mObserver); - } - - if (isStarted()) { - /** If the Loader is in a started state, deliver the results to the client. */ - super.deliverResult(cursor); - } - - /** Invalidate the old data as we don't need it any more. */ - if (oldCursor != null && oldCursor != cursor) { - releaseResources(oldCursor); - } - } - - @Override - protected void onStartLoading() { - if (mCursor != null) { - /** Deliver any previously loaded data immediately. */ - deliverResult(mCursor); - } - if (mCursor == null) { - /** Force loads every time as our results change with queries. */ - forceLoad(); - } - } - - @Override - protected void onStopLoading() { - /** The Loader is in a stopped state, so we should attempt to cancel the current load. */ - cancelLoad(); - } - - @Override - protected void onReset() { - /** Ensure the loader has been stopped. */ - onStopLoading(); - - if (mObserver != null) { - mContext.getContentResolver().unregisterContentObserver(mObserver); - mObserver = null; - } - - /** Release all previously saved query results. */ - if (mCursor != null) { - releaseResources(mCursor); - mCursor = null; - } - } - - @Override - public void onCanceled(Cursor cursor) { - super.onCanceled(cursor); - - if (mObserver != null) { - mContext.getContentResolver().unregisterContentObserver(mObserver); - mObserver = null; - } - - /** The load has been canceled, so we should release the resources associated with 'data'.*/ - releaseResources(cursor); - } - - private void releaseResources(Cursor cursor) { - if (cursor != null) { - cursor.close(); - } - } -} |