@Override
    public void writeByteRange(boolean utf8String, int fieldNumber, byte[] value,
            int offset, int length, boolean repeated) throws IOException
    {
        tail = writeTagAndByteArray(
                makeTag(fieldNumber, WIRETYPE_LENGTH_DELIMITED),
                value, offset, length,
                this,
                tail);
    }
Resets this output for re-use.
protostuff-core/src/main/java/io/protostuff/ProtobufOutput.java