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package info.bitrich.xchangestream.serum.datamapper;

import com.fasterxml.jackson.databind.JsonNode;
import com.knowm.xchange.serum.core.Market;
import java.io.IOException;
import java.util.stream.Stream;

public abstract class DataMapper {

  protected final String symbol;
  protected final Market market;
  protected final int priceDecimalPlaces;
  protected final int sizeDecimalPlaces;

  public DataMapper(
      final String symbol, final Market market, int priceDecimalPlaces, int sizeDecimalPlaces) {
    this.symbol = symbol;
    this.market = market;
    this.priceDecimalPlaces = priceDecimalPlaces;
    this.sizeDecimalPlaces = sizeDecimalPlaces;
  }

  abstract Stream map(final byte[] bytes, final long slot, final long timestamp)
      throws IOException;
}