NotifyOpenedClaimCommandBuilder1.java

// some imports...

public class NotifyOpenedClaimCommandBuilder {
  private ClaimsOpeningListener openingListener;
  private ClaimReferenceInCompany referenceInCompany;
  private ClaimDataBuilder claimBuilder;

  public static NotifyOpenedClaimCommandBuilder aNotifyOpenedCommand() {
    return new NotifyOpenedClaimCommandBuilder();
  }

  public NotifyOpenedClaimCommandBuilder usingOpeningListener(ClaimsOpeningListener openingListener) {
    this.openingListener = openingListener;
    return this;
  }

  public NotifyOpenedClaimCommandBuilder withReferenceInCompany(String referenceInCompany) {
    this.referenceInCompany = claimReferenceInCompany(referenceInCompany);
    return this;
  }

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

  public ClaimCommand build() {
    Objects.requireNonNull(openingListener, "Claims Opening Listener must not be null");
    Objects.requireNonNull(referenceInCompany, "Reference In Company must not be null");
    Objects.requireNonNull(claimBuilder, "Claim Builder must not be null");
    return new NotifyOpenedClaimCommand(
        openingListener,
        referenceInCompany,
        claimBuilder.withStatus(ClaimStatus.OpenInCompanyButNotNotified).build()
    );
  }
}