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package com.yahoo.vespa.filedistribution;
import com.yahoo.config.FileReference;
import net.jpountz.xxhash.XXHashFactory;
import java.nio.ByteBuffer;
public class FileReferenceDataBlob extends FileReferenceData {
private final byte[] content;
private final long xxhash;
public FileReferenceDataBlob(FileReference fileReference, String filename, Type type, byte[] content) {
this(fileReference, filename, type, content, XXHashFactory.fastestInstance().hash64().hash(ByteBuffer.wrap(content), 0));
}
public FileReferenceDataBlob(FileReference fileReference, String filename, Type type, byte[] content, long xxhash) {
super(fileReference, filename, type);
this.content = content;
this.xxhash = xxhash;
}
public static FileReferenceData empty(FileReference fileReference, String filename) {
return new FileReferenceDataBlob(fileReference, filename, FileReferenceData.Type.file, new byte[0], 0);
}
public ByteBuffer content() {
return ByteBuffer.wrap(content);
}
@Override
public int nextContent(ByteBuffer bb) {
bb.put(content);
return content.length;
}
@Override
public long xxhash() {
return xxhash;
}
@Override
public long size() {
return content.length;
}
@Override
public void close() {
// no-op
}
}
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