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/*
* 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;
}
}
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