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 package com.android.documentsui.picker; 18 19 import android.app.Activity; 20 import android.content.ContentProviderClient; 21 import android.content.ContentResolver; 22 import android.net.Uri; 23 import android.provider.DocumentsContract; 24 import android.util.Log; 25 26 import com.google.android.material.snackbar.Snackbar; 27 28 import com.android.documentsui.DocumentsAccess; 29 import com.android.documentsui.DocumentsApplication; 30 import com.android.documentsui.R; 31 import com.android.documentsui.base.BooleanConsumer; 32 import com.android.documentsui.base.DocumentInfo; 33 import com.android.documentsui.base.DocumentStack; 34 import com.android.documentsui.base.PairedTask; 35 import com.android.documentsui.ui.Snackbars; 36 37 import java.util.function.Consumer; 38 39 /** 40 * Task that creates a new document in the background. 41 */ 42 class CreatePickedDocumentTask extends PairedTask<Activity, Void, Uri> { 43 private final LastAccessedStorage mLastAccessed; 44 private final DocumentsAccess mDocs; 45 private final DocumentStack mStack; 46 private final String mMimeType; 47 private final String mDisplayName; 48 private final BooleanConsumer mInProgressStateListener; 49 private final Consumer<Uri> mCallback; 50 CreatePickedDocumentTask( Activity activity, DocumentsAccess docs, LastAccessedStorage lastAccessed, DocumentStack stack, String mimeType, String displayName, BooleanConsumer inProgressStateListener, Consumer<Uri> callback)51 CreatePickedDocumentTask( 52 Activity activity, 53 DocumentsAccess docs, 54 LastAccessedStorage lastAccessed, 55 DocumentStack stack, 56 String mimeType, 57 String displayName, 58 BooleanConsumer inProgressStateListener, 59 Consumer<Uri> callback) { 60 super(activity); 61 mLastAccessed = lastAccessed; 62 mDocs = docs; 63 mStack = stack; 64 mMimeType = mimeType; 65 mDisplayName = displayName; 66 mInProgressStateListener = inProgressStateListener; 67 mCallback = callback; 68 } 69 70 @Override prepare()71 protected void prepare() { 72 mInProgressStateListener.accept(true); 73 } 74 75 @Override run(Void... params)76 protected Uri run(Void... params) { 77 DocumentInfo cwd = mStack.peek(); 78 79 Uri childUri = mDocs.createDocument(cwd, mMimeType, mDisplayName); 80 81 if (childUri != null) { 82 mLastAccessed.setLastAccessed(mOwner, mStack); 83 } 84 85 return childUri; 86 } 87 88 @Override finish(Uri result)89 protected void finish(Uri result) { 90 if (result != null) { 91 mCallback.accept(result); 92 } else { 93 Snackbars.makeSnackbar( 94 mOwner, R.string.save_error, Snackbar.LENGTH_SHORT).show(); 95 } 96 97 mInProgressStateListener.accept(false); 98 } 99 } 100