org.opentripplanner.ext.emissions.EmissionsConfig Maven / Gradle / Ivy

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package org.opentripplanner.ext.emissions;

import static org.opentripplanner.standalone.config.framework.json.OtpVersion.V2_5;

import org.opentripplanner.standalone.config.framework.json.NodeAdapter;

/**
 * This class is responsible for mapping emissions configuration into emissions parameters.
 */
public class EmissionsConfig {

  private int carAvgCo2PerKm;
  private double carAvgOccupancy;

  public EmissionsConfig(String parameterName, NodeAdapter root) {
    var c = root
      .of(parameterName)
      .since(V2_5)
      .summary("Emissions configuration.")
      .description(
        """
        By specifying the average CO₂ emissions of a car in grams per kilometer as well as
        the average number of passengers in a car the program is able to to perform emission
        calculations for car travel.
        """
      )
      .asObject();

    this.carAvgCo2PerKm = c
      .of("carAvgCo2PerKm")
      .since(V2_5)
      .summary("The average CO₂ emissions of a car in grams per kilometer.")
      .asInt(170);

    this.carAvgOccupancy = c
      .of("carAvgOccupancy")
      .since(V2_5)
      .summary("The average number of passengers in a car.")
      .asDouble(1.3);
  }

  public int getCarAvgCo2PerKm() {
    return carAvgCo2PerKm;
  }

  public double getCarAvgOccupancy() {
    return carAvgOccupancy;
  }
}