19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2006 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.database; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.RemoteException; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Bundle; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.Map; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Adapts an {@link IBulkCursor} to a {@link Cursor} for use in the local 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * process. 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@hide} 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic final class BulkCursorToCursorAdaptor extends AbstractWindowedCursor { 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "BulkCursor"; 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private SelfContentObserver mObserverBridge; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private IBulkCursor mBulkCursor; 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mCount; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String[] mColumns; 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mWantsAllOnMoveCalls; 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(IBulkCursor bulkCursor) { 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mBulkCursor = bulkCursor; 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCount = mBulkCursor.count(); 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWantsAllOnMoveCalls = mBulkCursor.getWantsAllOnMoveCalls(); 469ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Search for the rowID column index and set it for our parent 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mColumns = mBulkCursor.getColumnNames(); 499ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick mRowIdColumnIndex = findRowIdColumnIndex(mColumns); 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ex) { 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Setup failed because the remote process is dead"); 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 569ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick * Version of set() that does fewer Binder calls if the caller 579ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick * already knows BulkCursorToCursorAdaptor's properties. 589ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick */ 599ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick public void set(IBulkCursor bulkCursor, int count, int idIndex) { 609ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick mBulkCursor = bulkCursor; 619ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick mColumns = null; // lazily retrieved 629ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick mCount = count; 639ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick mRowIdColumnIndex = idIndex; 649ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick } 659ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick 669ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick /** 679ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick * Returns column index of "_id" column, or -1 if not found. 689ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick */ 699ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick public static int findRowIdColumnIndex(String[] columnNames) { 709ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick int length = columnNames.length; 719ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick for (int i = 0; i < length; i++) { 729ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick if (columnNames[i].equals("_id")) { 739ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick return i; 749ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick } 759ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick } 769ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick return -1; 779ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick } 789ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick 799ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick /** 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Gets a SelfDataChangeOberserver that can be sent to a remote 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * process to receive change notifications over IPC. 829ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick * 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return A SelfContentObserver hooked up to this Cursor 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public synchronized IContentObserver getObserver() { 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mObserverBridge == null) { 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mObserverBridge = new SelfContentObserver(this); 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mObserverBridge.getContentObserver(); 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getCount() { 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mCount; 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onMove(int oldPosition, int newPosition) { 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Make sure we have the proper window 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mWindow != null) { 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (newPosition < mWindow.getStartPosition() || 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project newPosition >= (mWindow.getStartPosition() + mWindow.getNumRows())) { 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow = mBulkCursor.getWindow(newPosition); 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (mWantsAllOnMoveCalls) { 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mBulkCursor.onMove(newPosition); 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow = mBulkCursor.getWindow(newPosition); 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ex) { 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We tried to get a window and failed 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unable to get window because the remote process is dead"); 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Couldn't obtain a window, something is wrong 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mWindow == null) { 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void deactivate() { 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // This will call onInvalidated(), so make sure to do it before calling release, 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // which is what actually makes the data set invalid. 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.deactivate(); 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mBulkCursor.deactivate(); 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ex) { 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.w(TAG, "Remote process exception when deactivating"); 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow = null; 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void close() { 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.close(); 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mBulkCursor.close(); 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ex) { 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.w(TAG, "Remote process exception when closing"); 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow = null; 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean requery() { 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int oldCount = mCount; 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //TODO get the window from a pool somewhere to avoid creating the memory dealer 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCount = mBulkCursor.requery(getObserver(), new CursorWindow( 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project false /* the window will be accessed across processes */)); 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCount != -1) { 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPos = -1; 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow = null; 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // super.requery() will call onChanged. Do it here instead of relying on the 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // observer from the far side so that observers can see a correct value for mCount 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // when responding to onChanged. 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.requery(); 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project deactivate(); 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (Exception ex) { 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unable to requery because the remote process exception " + ex.getMessage()); 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project deactivate(); 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @deprecated 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean deleteRow() { 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean result = mBulkCursor.deleteRow(mPos); 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (result != false) { 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // The window contains the old value, discard it 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow = null; 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Fix up the position 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCount = mBulkCursor.count(); 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPos < mCount) { 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int oldPos = mPos; 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPos = -1; 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project moveToPosition(oldPos); 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPos = mCount; 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Send the change notification 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onChange(true); 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return result; 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ex) { 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unable to delete row because the remote process is dead"); 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String[] getColumnNames() { 2119ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick if (mColumns == null) { 2129ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick try { 2139ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick mColumns = mBulkCursor.getColumnNames(); 2149ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick } catch (RemoteException ex) { 2159ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick Log.e(TAG, "Unable to fetch column names because the remote process is dead"); 2169ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick return null; 2179ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick } 2189ffdfa0c238fce3b85741d7f6828fd484cd8f195Brad Fitzpatrick } 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mColumns; 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @deprecated 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean commitUpdates(Map<? extends Long, 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ? extends Map<String,Object>> additionalValues) { 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!supportsUpdates()) { 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "commitUpdates not supported on this cursor, did you include the _id column?"); 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized(mUpdatedRows) { 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (additionalValues != null) { 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUpdatedRows.putAll(additionalValues); 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mUpdatedRows.size() <= 0) { 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean result = mBulkCursor.updateRows(mUpdatedRows); 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (result == true) { 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUpdatedRows.clear(); 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Send the change notification 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onChange(true); 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return result; 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ex) { 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unable to commit updates because the remote process is dead"); 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Bundle getExtras() { 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mBulkCursor.getExtras(); 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // This should never happen because the system kills processes that are using remote 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // cursors when the provider process is killed. 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException(e); 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Bundle respond(Bundle extras) { 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mBulkCursor.respond(extras); 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 2766dc0ef005d31f1aaf277164e8bc79be9068e8bf2Karl Rosaen // the system kills processes that are using remote cursors when the provider process 2776dc0ef005d31f1aaf277164e8bc79be9068e8bf2Karl Rosaen // is killed, but this can still happen if this is being called from the system process, 2786dc0ef005d31f1aaf277164e8bc79be9068e8bf2Karl Rosaen // so, better to log and return an empty bundle. 2796dc0ef005d31f1aaf277164e8bc79be9068e8bf2Karl Rosaen Log.w(TAG, "respond() threw RemoteException, returning an empty bundle.", e); 2806dc0ef005d31f1aaf277164e8bc79be9068e8bf2Karl Rosaen return Bundle.EMPTY; 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 284