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Android binary resources read/write library
/*
* Copyright (C) 2022 github.com/REAndroid
*
* 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 com.reandroid.archive;
import com.reandroid.apk.CrcOutputStream;
import com.reandroid.archive.ByteInputSource;
import com.reandroid.arsc.base.Block;
import com.reandroid.arsc.chunk.Chunk;
import java.io.IOException;
import java.io.OutputStream;
public class BlockInputSource> extends ByteInputSource{
private final T mBlock;
public BlockInputSource(String name, T block) {
super(new byte[0], name);
this.mBlock=block;
}
public T getBlock() {
mBlock.refresh();
return mBlock;
}
@Override
public long getLength() throws IOException{
Block block = getBlock();
return block.countBytes();
}
@Override
public long getCrc() throws IOException{
Block block = getBlock();
CrcOutputStream outputStream=new CrcOutputStream();
block.writeBytes(outputStream);
return outputStream.getCrcValue();
}
@Override
public long write(OutputStream outputStream) throws IOException {
return getBlock().writeBytes(outputStream);
}
@Override
public byte[] getBytes() {
return getBlock().getBytes();
}
}
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