Steve McKay | f840797 | 2017-02-03 09:42:52 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 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 | package com.android.documentsui; |
| 17 | |
| 18 | import android.database.Cursor; |
| 19 | import android.database.MatrixCursor; |
| 20 | import android.database.MatrixCursor.RowBuilder; |
| 21 | import android.os.Bundle; |
| 22 | import android.os.CancellationSignal; |
| 23 | import android.os.ParcelFileDescriptor; |
| 24 | import android.provider.DocumentsContract; |
| 25 | import android.provider.DocumentsContract.Document; |
| 26 | import android.provider.DocumentsContract.Root; |
| 27 | import android.provider.DocumentsProvider; |
| 28 | |
| 29 | import java.io.FileNotFoundException; |
| 30 | |
| 31 | /** |
| 32 | * Simple test provider that provides a single root. Subclasess provider support |
| 33 | * for returning documents. |
| 34 | */ |
| 35 | abstract class TestRootProvider extends DocumentsProvider { |
| 36 | |
| 37 | static final String[] DEFAULT_ROOT_PROJECTION = new String[] { |
| 38 | Root.COLUMN_ROOT_ID, |
| 39 | Root.COLUMN_FLAGS, |
| 40 | Root.COLUMN_TITLE, |
| 41 | Root.COLUMN_DOCUMENT_ID, |
| 42 | Root.COLUMN_AVAILABLE_BYTES |
| 43 | }; |
| 44 | |
| 45 | static final String[] DEFAULT_DOCUMENT_PROJECTION = new String[] { |
| 46 | Document.COLUMN_DOCUMENT_ID, |
| 47 | Document.COLUMN_MIME_TYPE, |
| 48 | Document.COLUMN_DISPLAY_NAME, |
| 49 | Document.COLUMN_LAST_MODIFIED, |
| 50 | Document.COLUMN_FLAGS, |
| 51 | Document.COLUMN_SIZE, |
| 52 | }; |
| 53 | |
| 54 | private final String mRootId; |
| 55 | private final String mRootName; |
| 56 | private final int mFlags; |
| 57 | private final String mRootDocId; |
| 58 | |
| 59 | public TestRootProvider(String rootName, String rootId, int flags, String rootDocId) { |
| 60 | mRootName = rootName; |
| 61 | mRootId = rootId; |
| 62 | mFlags = flags; |
| 63 | mRootDocId = rootDocId; |
| 64 | } |
| 65 | |
| 66 | @Override |
| 67 | public Cursor queryRoots(String[] projection) throws FileNotFoundException { |
| 68 | MatrixCursor c = new MatrixCursor( |
| 69 | projection != null ? projection : DEFAULT_ROOT_PROJECTION); |
| 70 | final RowBuilder row = c.newRow(); |
| 71 | row.add(Root.COLUMN_ROOT_ID, mRootId); |
| 72 | row.add(Root.COLUMN_TITLE, mRootName); |
| 73 | row.add(Root.COLUMN_FLAGS, mFlags); |
| 74 | row.add(Root.COLUMN_DOCUMENT_ID, mRootDocId); |
| 75 | row.add(Root.COLUMN_AVAILABLE_BYTES, 1024 * 1024 * 1000); |
| 76 | return c; |
| 77 | } |
| 78 | |
| 79 | protected void addFile(MatrixCursor c, String id) { |
| 80 | addFile(c, id, 0); |
| 81 | } |
| 82 | |
| 83 | protected void addFile(MatrixCursor c, String id, int flags) { |
| 84 | final RowBuilder row = c.newRow(); |
| 85 | row.add(Document.COLUMN_DOCUMENT_ID, id); |
| 86 | row.add(Document.COLUMN_DISPLAY_NAME, id); |
| 87 | row.add(Document.COLUMN_SIZE, 0); |
| 88 | row.add(Document.COLUMN_MIME_TYPE, "text/plain"); |
| 89 | row.add(Document.COLUMN_FLAGS, flags); |
| 90 | row.add(Document.COLUMN_LAST_MODIFIED, System.currentTimeMillis()); |
| 91 | } |
| 92 | |
| 93 | protected void addFolder(MatrixCursor c, String id) { |
| 94 | addFolder(c, id, 0); |
| 95 | } |
| 96 | |
| 97 | protected void addFolder(MatrixCursor c, String id, int flags) { |
| 98 | final RowBuilder row = c.newRow(); |
| 99 | row.add(Document.COLUMN_DOCUMENT_ID, id); |
| 100 | row.add(Document.COLUMN_DISPLAY_NAME, id); |
| 101 | row.add(Document.COLUMN_SIZE, 0); |
| 102 | row.add(Document.COLUMN_MIME_TYPE, DocumentsContract.Document.MIME_TYPE_DIR); |
| 103 | row.add(Document.COLUMN_FLAGS, flags); |
| 104 | row.add(Document.COLUMN_LAST_MODIFIED, System.currentTimeMillis()); |
| 105 | } |
| 106 | |
| 107 | protected MatrixCursor createDocCursor(String[] projection) { |
| 108 | MatrixCursor c = new MatrixCursor( |
| 109 | projection != null ? projection : DEFAULT_DOCUMENT_PROJECTION); |
| 110 | c.setExtras(new Bundle()); |
| 111 | return c; |
| 112 | } |
| 113 | |
| 114 | @Override |
| 115 | public ParcelFileDescriptor openDocument(String documentId, String mode, |
| 116 | CancellationSignal signal) throws FileNotFoundException { |
| 117 | throw new UnsupportedOperationException("Nope!"); |
| 118 | } |
| 119 | |
| 120 | @Override |
| 121 | public boolean onCreate() { |
| 122 | return true; |
| 123 | } |
| 124 | |
| 125 | } |