1/* 2 * Copyright (C) 2014 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 17package android.support.v4.provider; 18 19import android.content.Context; 20import android.net.Uri; 21import android.support.v4.provider.DocumentsContractApi19; 22 23class SingleDocumentFile extends DocumentFile { 24 private Context mContext; 25 private Uri mUri; 26 27 SingleDocumentFile(DocumentFile parent, Context context, Uri uri) { 28 super(parent); 29 mContext = context; 30 mUri = uri; 31 } 32 33 @Override 34 public DocumentFile createFile(String mimeType, String displayName) { 35 throw new UnsupportedOperationException(); 36 } 37 38 @Override 39 public DocumentFile createDirectory(String displayName) { 40 throw new UnsupportedOperationException(); 41 } 42 43 @Override 44 public Uri getUri() { 45 return mUri; 46 } 47 48 @Override 49 public String getName() { 50 return DocumentsContractApi19.getName(mContext, mUri); 51 } 52 53 @Override 54 public String getType() { 55 return DocumentsContractApi19.getType(mContext, mUri); 56 } 57 58 @Override 59 public boolean isDirectory() { 60 return DocumentsContractApi19.isDirectory(mContext, mUri); 61 } 62 63 @Override 64 public boolean isFile() { 65 return DocumentsContractApi19.isFile(mContext, mUri); 66 } 67 68 @Override 69 public long lastModified() { 70 return DocumentsContractApi19.lastModified(mContext, mUri); 71 } 72 73 @Override 74 public long length() { 75 return DocumentsContractApi19.length(mContext, mUri); 76 } 77 78 @Override 79 public boolean canRead() { 80 return DocumentsContractApi19.canRead(mContext, mUri); 81 } 82 83 @Override 84 public boolean canWrite() { 85 return DocumentsContractApi19.canWrite(mContext, mUri); 86 } 87 88 @Override 89 public boolean delete() { 90 return DocumentsContractApi19.delete(mContext, mUri); 91 } 92 93 @Override 94 public boolean exists() { 95 return DocumentsContractApi19.exists(mContext, mUri); 96 } 97 98 @Override 99 public DocumentFile[] listFiles() { 100 throw new UnsupportedOperationException(); 101 } 102 103 @Override 104 public boolean renameTo(String displayName) { 105 throw new UnsupportedOperationException(); 106 } 107} 108