import javax.annotation.Nullable;
import java.util.List;

@NonNullApi
public interface InternalProblemAggregationVersion2 extends InternalProblemAggregation {

    @Nullable
    InternalDocumentationLink getDocumentationLink();

    InternalSeverity getSeverity();

    List<InternalProblemContextDetails> getProblemContextDetails();

     *
     *  @since 8.9
     */
    Severity getSeverity();

    /**
     * A link to the documentation for this problem.
     *
     * @since 8.9
     */
    DocumentationLink getDocumentationLink();

import javax.annotation.Nullable;

@NonNullApi
public interface InternalProblemDefinition {

    InternalProblemId getId();

    InternalSeverity getSeverity();

    @Nullable
    InternalDocumentationLink getDocumentationLink();

import javax.annotation.Nullable;
import java.util.List;

@NonNullApi
public interface InternalProblemAggregationDetailsV2 extends InternalProblemDetails {

    @Nullable
    InternalDocumentationLink getDocumentationLink();

    InternalSeverity getSeverity();

    List<InternalProblemContextDetails> getProblems();

    InternalLabel getLabel();

    InternalProblemCategory getCategory();

        return id;
    }

    @Override
    public InternalSeverity getSeverity() {
        return severity;
    }

    @Override
    public InternalDocumentationLink getDocumentationLink() {
        return documentationLink;
    }

    public ProblemId getId() {
        return id;
    }

    @Override
    public Severity getSeverity() {
        return severity;
    }

    @Nullable
    @Override
    public DocLink getDocumentationLink() {
        return documentationLink;
    }

    private static boolean equals(@Nullable Object a, @Nullable Object b) {
        return (a == b) || (a != null && a.equals(b));
    }

    @Override

    @Nullable
    InternalDetails getDetails();

    InternalSeverity getSeverity();

    List<InternalLocation> getLocations();

    @Nullable
    InternalDocumentationLink getDocumentationLink();

    List<InternalSolution> getSolutions();

    public ProblemId getId() {
        return id;
    }

    @Override
    public Severity getSeverity() {
        return severity;
    }

    @Override
    @Nullable
    public DocumentationLink getDocumentationLink() {
        return documentationLink;
    }

     * ERROR will fail the build, WARNING will not.
     */
    Severity getSeverity();

    /**
     * A link to the documentation for this problem.
     */
    @Nullable
    DocLink getDocumentationLink();

            allSolutions.addAll(problem.getSolutions());
            renderSolutions(formatter, allSolutions);
        }
        if (renderDocLink) {
            ofNullable(problem.getDefinition().getDocumentationLink()).ifPresent(docLink -> {
                formatter.blankLine();
                formatter.node(new DocumentationRegistry().getDocumentationRecommendationFor("information", docLink));
            });
        }