private void serializeMapDB(DataOutput out, Data value) throws IOException {
AlternativeCompositeByteBuf acb = AlternativeCompositeByteBuf.compBuffer();
// store data to disk
// header first
value.encodeHeader(acb, signatureFactory);
write(out, acb.nioBuffers());
acb.skipBytes(acb.writerIndex());
// next data - no need to copy to another buffer, just take the data
// from memory
write(out, value.toByteBuffers());
// rest
try {
value.encodeDone(acb, signatureFactory);
write(out, acb.nioBuffers());
} catch (InvalidKeyException e) {
throw new IOException(e);
} catch (SignatureException e) {
throw new IOException(e);
}
}
private void serializeFile(DataOutput out, Data value) throws IOException, FileNotFoundException {
Number160 hash = value.hash();
// store file name
out.write(hash.toByteArray());
// store as external file, create path
RandomAccessFile file = null;
FileChannel rwChannel = null;
try {
file = new RandomAccessFile(new File(path, hash.toString()), "rw");
rwChannel = file.getChannel();
AlternativeCompositeByteBuf acb = AlternativeCompositeByteBuf.compBuffer();
// store data to disk
// header first
value.encodeHeader(acb, signatureFactory);
rwChannel.write(acb.nioBuffers());
// next data - no need to copy to another buffer, just take the
// data from memory
rwChannel.write(value.toByteBuffers());
// rest
try {
value.encodeDone(acb, signatureFactory);
rwChannel.write(acb.nioBuffers());
} catch (InvalidKeyException e) {
throw new IOException(e);
} catch (SignatureException e) {
throw new IOException(e);
}
} finally {
if (rwChannel != null) {
rwChannel.close();
}
if (file != null) {
file.close();
}
}
}