OpenClaimCommandBuilder2.java

// some imports...

public class OpenClaimCommandBuilder {
  // some fields

  private OpenClaimCommandBuilder() {}

  public static OpenClaimCommandBuilder anOpenCommand() {
    return new OpenClaimCommandBuilder();
  }

  public OpenClaimCommandBuilder of(ClaimDataBuilder claimBuilder) {
    this.claimBuilder = claimBuilder;
    return this;
  }

  public OpenClaimCommandBuilder of(ClaimBuilderX claimBuilderx) {
    this.claimBuilderx = claimBuilderx;
    return this;
  }

  // more setters

  public ClaimCommand build() {
    Objects.requireNonNull(company, "Company must not be null");

    Claim claim;

    if(claimBuilderx != null) {
      claim = claimBuilderx.withStatus(ClaimStatus.ReadyToOpen).build();
    } else {
      Objects.requireNonNull(claimBuilder, "ClaimBuilder must not be null");
      claim = claimBuilder.withStatus(ClaimStatus.ReadyToOpen).build();
    }

    return new OpenClaimCommand(claim, company);
  }
}