code: package org.optsol.project_scheduling.mrcpsp.constants;
  
  import com.fasterxml.jackson.annotation.JsonAutoDetect;
  import com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility;
  import com.fasterxml.jackson.annotation.JsonProperty;
  import java.util.Map;
  import java.util.Set;
  import lombok.AllArgsConstructor;
  import lombok.Getter;
  import lombok.NoArgsConstructor;
  import lombok.experimental.SuperBuilder;
  import org.optsol.project_scheduling.utils.Precedence;
  
  @Getter
  @AllArgsConstructor
  @SuperBuilder
  @NoArgsConstructor
  @JsonAutoDetect(
      fieldVisibility = Visibility.NONE,
      setterVisibility = Visibility.NONE,
      getterVisibility = Visibility.NONE,
      isGetterVisibility = Visibility.NONE,
      creatorVisibility = Visibility.NONE
  )
  public class Mrcpsp_Constants implements IMrcpsp_Constants {
  
    @JsonProperty
    private int _card_A;
    @JsonProperty
    private Map<Integer, Map<Integer, Map<Integer, Integer>>> _b_imk;
    @JsonProperty
    private Map<Integer, Map<Integer, Map<Integer, Integer>>> _w_imk;
    @JsonProperty
    private Map<Integer, Integer> _B_k;
    @JsonProperty
    private Map<Integer, Integer> _W_k;
    @JsonProperty
    private Map<Integer, Set<Integer>> _M_i;
    @JsonProperty
    private Set<Precedence> _P_bar;
    @JsonProperty
    private Map<Integer, Map<Integer, Integer>> _p_im;
    @JsonProperty
    private int _card_R;
    @JsonProperty
    private int _card_N;
  }
  