| /* |
| * Copyright (C) 2016 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.documentsui.services; |
| |
| import static com.android.documentsui.services.FileOperationService.OPERATION_MOVE; |
| |
| import android.app.Notification; |
| import android.app.Notification.Builder; |
| import android.content.Context; |
| import android.os.RemoteException; |
| import android.provider.DocumentsContract; |
| import android.provider.DocumentsContract.Document; |
| import android.util.Log; |
| |
| import com.android.documentsui.R; |
| import com.android.documentsui.model.DocumentInfo; |
| import com.android.documentsui.model.DocumentStack; |
| |
| import java.util.List; |
| |
| final class MoveJob extends CopyJob { |
| |
| private static final String TAG = "MoveJob"; |
| |
| /** |
| * Moves files to a destination identified by {@code destination}. |
| * Performs most work by delegating to CopyJob, then deleting |
| * a file after it has been copied. |
| * |
| * @see @link {@link Job} constructor for most param descriptions. |
| * |
| * @param srcs List of files to be moved. |
| */ |
| MoveJob(Context service, Context appContext, Listener listener, |
| String id, DocumentStack destination, List<DocumentInfo> srcs) { |
| super(service, appContext, listener, OPERATION_MOVE, id, destination, srcs); |
| } |
| |
| @Override |
| Builder createProgressBuilder() { |
| return super.createProgressBuilder( |
| service.getString(R.string.move_notification_title), |
| R.drawable.ic_menu_copy, |
| service.getString(android.R.string.cancel), |
| R.drawable.ic_cab_cancel); |
| } |
| |
| @Override |
| public Notification getSetupNotification() { |
| return getSetupNotification(service.getString(R.string.move_preparing)); |
| } |
| |
| @Override |
| public Notification getProgressNotification() { |
| return getProgressNotification(R.string.copy_preparing); |
| } |
| |
| @Override |
| Notification getFailureNotification() { |
| return getFailureNotification( |
| R.plurals.move_error_notification_title, R.drawable.ic_menu_copy); |
| } |
| |
| @Override |
| boolean processDocument(DocumentInfo srcInfo, DocumentInfo dstDirInfo) throws RemoteException { |
| |
| // TODO: When optimized move kicks in, we're not making any progress updates. FIX IT! |
| |
| // When moving within the same provider, try to use optimized moving. |
| // If not supported, then fallback to byte-by-byte copy/move. |
| if (srcInfo.authority.equals(dstDirInfo.authority)) { |
| if ((srcInfo.flags & Document.FLAG_SUPPORTS_MOVE) != 0) { |
| if (DocumentsContract.moveDocument(srcClient, srcInfo.derivedUri, |
| dstDirInfo.derivedUri) == null) { |
| onFileFailed(srcInfo); |
| return false; |
| } |
| return true; |
| } |
| } |
| |
| // If we couldn't do an optimized copy...we fall back to vanilla byte copy. |
| boolean copied = byteCopyDocument(srcInfo, dstDirInfo); |
| |
| return copied && !isCanceled() && deleteSrcDocument(srcInfo); |
| } |
| |
| private boolean deleteSrcDocument(DocumentInfo srcInfo) { |
| // This is racey. We should make sure that we never delete a directory after |
| // it changed, so we don't remove a file which had not been copied earlier |
| // to the target location. |
| try { |
| DocumentsContract.deleteDocument(srcClient, srcInfo.derivedUri); |
| } catch (RemoteException e) { |
| Log.w(TAG, "Failed to delete source after copy: " + srcInfo.derivedUri, e); |
| return false; |
| } |
| |
| return true; // victory dance! |
| } |
| } |