| /* |
| * 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.Shared.DEBUG; |
| 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; |
| |
| // TODO: Stop extending CopyJob. |
| final class MoveJob extends CopyJob { |
| |
| private static final String TAG = "MoveJob"; |
| |
| final DocumentInfo mSrcParent; |
| |
| /** |
| * 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. |
| * @param srcParent Parent of all source files. |
| */ |
| MoveJob(Context service, Context appContext, Listener listener, |
| String id, DocumentStack destination, List<DocumentInfo> srcs, DocumentInfo srcParent) { |
| super(service, appContext, listener, OPERATION_MOVE, id, destination, srcs); |
| this.mSrcParent = srcParent; |
| } |
| |
| @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_remaining); |
| } |
| |
| @Override |
| Notification getFailureNotification() { |
| return getFailureNotification( |
| R.plurals.move_error_notification_title, R.drawable.ic_menu_copy); |
| } |
| |
| void processDocument(DocumentInfo src, DocumentInfo srcParent, DocumentInfo dest) |
| throws ResourceException { |
| |
| // 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 (src.authority.equals(dest.authority)) { |
| if ((src.flags & Document.FLAG_SUPPORTS_MOVE) != 0) { |
| try { |
| if (DocumentsContract.moveDocument(getClient(src), src.derivedUri, |
| srcParent != null ? srcParent.derivedUri : mSrcParent.derivedUri, |
| dest.derivedUri) != null) { |
| return; |
| } |
| } catch (RemoteException | RuntimeException e) { |
| Log.e(TAG, "Provider side move failed for: " + src.derivedUri |
| + " due to an exception: ", e); |
| } |
| // If optimized move fails, then fallback to byte-by-byte copy. |
| if (DEBUG) Log.d(TAG, "Fallback to byte-by-byte move for: " + src.derivedUri); |
| } |
| } |
| |
| // Moving virtual files by bytes is not supported. This is because, it would involve |
| // conversion, and the source file should not be deleted in such case (as it's a different |
| // file). |
| if (src.isVirtualDocument()) { |
| throw new ResourceException("Cannot move virtual file %s byte by byte.", |
| src.derivedUri); |
| } |
| |
| // If we couldn't do an optimized copy...we fall back to vanilla byte copy. |
| byteCopyDocument(src, dest); |
| |
| // Remove the source document. |
| if(!isCanceled()) { |
| deleteDocument(src, srcParent); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return new StringBuilder() |
| .append("MoveJob") |
| .append("{") |
| .append("id=" + id) |
| .append(", srcs=" + mSrcs) |
| .append(", srcParent=" + mSrcParent) |
| .append(", destination=" + stack) |
| .append("}") |
| .toString(); |
| } |
| } |