}

    int getId() {
        return id;
    }

    /**
     * Helper method to simplify null processing
     *
     * @param scope a scope or {@code null}
     * @return the provided scope or DEFAULT_SCOPE
     */
    public static ArtifactScopeEnum checkScope(ArtifactScopeEnum scope) {
        return scope == null ? DEFAULT_SCOPE : scope;
    }

    /**
     *

    private final RepositorySystemSession session;

    private final RepositoryCache cache;

    public static ModelCache newInstance(RepositorySystemSession session) {
        if (session.getCache() == null) {
            return null;
        } else {
            return new DefaultModelCache(session);
        }
    }

    private DefaultModelCache(RepositorySystemSession session) {
        this.session = session;

/**
 * A node pointer for JXPath to support <code>Xpp3Dom</code>.
 *
 */
class Xpp3DomNodePointer extends NodePointer {

    private XmlNode node;

    Xpp3DomNodePointer(XmlNode node) {
        super(null);
        this.node = node;
    }

    Xpp3DomNodePointer(NodePointer parent, XmlNode node) {
        super(parent);
        this.node = node;
    }

    @Override

        if (shouldSkipViolationCheckFor(member)) {
            return null;
        }

        SinceTagStatus since = getRepository().getSince(member);
        if (since instanceof SinceTagStatus.Present present) {
            if (present.getVersion().equals(getCurrentVersion())){
                return null;
            } else {

            // the repository url contains unresolved properties and getting the basedir is not possible
            // in JDK 20+ 'new URL(string)' will fail if the string contains a curly brace
            this.basedir = null;
        } else {
            try {
                URL url = new URL(repository.getUrl());
                if ("file".equals(url.getProtocol())) {
                    basedir = new File(url.getPath());
                }

        {
            "required": False,
            "schema": {
                "anyOf": [
                    {"items": {"type": "string"}, "type": "array"},
                    {"type": "null"},
                ],
                "title": "P",
            },
            "name": "p",
            "in": "header",
        }
    ]


@pytest.mark.parametrize(
    "path",

from pydantic import BaseModel, WithJsonSchema

app = FastAPI()


class Item(BaseModel):
    name: str

    description: Annotated[
        Optional[str], WithJsonSchema({"type": ["string", "null"]})
    ] = None

    model_config = {
        "json_schema_extra": {
            "x-something-internal": {"level": 4},
        }
    }


@app.get("/foo", response_model=Item)
def foo():

        ProducedArtifact artifact = session.createProducedArtifact(
                project.getGroupId(), project.getArtifactId(), project.getVersion(), null, null, type);
        attachArtifact(project, artifact, path);
    }

    /**
     * Attaches a produced artifact to the project at the specified path. This is the base method

    static ArtifactInstallerRequest build(Session session, Collection<ProducedArtifact> artifacts) {
        return builder()
                .session(requireNonNull(session, "session cannot be null"))
                .artifacts(requireNonNull(artifacts, "artifacts cannot be null"))
                .build();
    }

    @NotThreadSafe
    class ArtifactInstallerRequestBuilder {
        Session session;
        RequestTrace trace;

    /**
     * <b>Warning</b>: ignored (always return <code>null</code>).
     */
    @Override
    public Logger getChildLogger(String name) {
        return null;
    }

    @Override
    public String getName() {
        return logger.getName();
    }

    private void setMdc() {
        if (projectId != null && ProjectBuildLogAppender.getProjectId() == null) {