info.bitrich.xchangestream.kucoin.dto.KucoinTickerConverter Maven / Gradle / Ivy

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package info.bitrich.xchangestream.kucoin.dto;

import com.fasterxml.jackson.databind.JavaType;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.type.TypeFactory;
import com.fasterxml.jackson.databind.util.Converter;
import java.math.BigDecimal;
import java.util.Date;
import org.knowm.xchange.dto.marketdata.Ticker;

public class KucoinTickerConverter implements Converter {
  @Override
  public Ticker convert(JsonNode jsonNode) {
    return new Ticker.Builder()
        .timestamp(new Date(jsonNode.get("time").longValue()))
        .ask(new BigDecimal(jsonNode.get("bestAsk").asText()))
        .askSize(new BigDecimal(jsonNode.get("bestAskSize").asText()))
        .bid(new BigDecimal(jsonNode.get("bestBid").asText()))
        .bidSize(new BigDecimal(jsonNode.get("bestBidSize").asText()))
        .last(new BigDecimal(jsonNode.get("price").asText()))
        .volume(new BigDecimal(jsonNode.get("size").asText()))
        .build();
  }

  @Override
  public JavaType getInputType(TypeFactory typeFactory) {
    return typeFactory.constructType(JsonNode.class);
  }

  @Override
  public JavaType getOutputType(TypeFactory typeFactory) {
    return typeFactory.constructType(Ticker.class);
  }
}