| /* |
| * Copyright (C) 2009 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 android.backup; |
| |
| import android.util.Log; |
| |
| import java.io.InputStream; |
| import java.io.IOException; |
| |
| /** @hide */ |
| public class BackupDataInputStream extends InputStream { |
| |
| String key; |
| int dataSize; |
| |
| BackupDataInput mData; |
| byte[] mOneByte; |
| |
| BackupDataInputStream(BackupDataInput data) { |
| mData = data; |
| } |
| |
| public int read() throws IOException { |
| byte[] one = mOneByte; |
| if (mOneByte == null) { |
| one = mOneByte = new byte[1]; |
| } |
| mData.readEntityData(one, 0, 1); |
| return one[0]; |
| } |
| |
| public int read(byte[] b, int offset, int size) throws IOException { |
| return mData.readEntityData(b, offset, size); |
| } |
| |
| public int read(byte[] b) throws IOException { |
| return mData.readEntityData(b, 0, b.length); |
| } |
| |
| public String getKey() { |
| return this.key; |
| } |
| |
| public int size() { |
| return this.dataSize; |
| } |
| } |
| |
| |