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; 18 19 import android.database.Cursor; 20 import android.provider.DocumentsContract.Root; 21 22 import java.io.FileNotFoundException; 23 24 /** 25 * Test provider that provides different kinds of broken behaviors DocumentsUI may encounter. 26 */ 27 public class BrokenProvider extends TestRootProvider { 28 29 // Root information for a root that throws when querying its root document 30 private static final String BROKEN_ROOT_DOCUMENT_ID = "BROKEN_ROOT_DOCUMENT"; 31 private static final String BROKEN_ROOT_DOCUMENT_TITLE = "Broken Root Doc"; 32 33 @Override onCreate()34 public boolean onCreate() { 35 return true; 36 } 37 BrokenProvider()38 public BrokenProvider() { 39 super( 40 BROKEN_ROOT_DOCUMENT_TITLE, 41 BROKEN_ROOT_DOCUMENT_ID, 42 Root.FLAG_SUPPORTS_CREATE, 43 BROKEN_ROOT_DOCUMENT_ID); 44 } 45 46 @Override queryDocument(String documentId, String[] projection)47 public Cursor queryDocument(String documentId, String[] projection) 48 throws FileNotFoundException { 49 if (BROKEN_ROOT_DOCUMENT_ID.equals(documentId)) { 50 throw new FileNotFoundException(); 51 } 52 53 return null; 54 } 55 56 @Override queryChildDocuments(String parentDocumentId, String[] projection, String sortOrder)57 public Cursor queryChildDocuments(String parentDocumentId, String[] projection, 58 String sortOrder) throws FileNotFoundException { 59 throw new UnsupportedOperationException(); 60 } 61 } 62