super(false);
        this.startTime = startTime;
        this.format = format;
    }

    @Override
    public Object getValue(String expression) {
        if ("build.timestamp".equals(expression) || "maven.build.timestamp".equals(expression)) {
            if (formattedDate == null && startTime != null) {
                formattedDate = new SimpleDateFormat(format).format(startTime);
            }

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                versions.releaseRepository = repository;
            }

            if (versioning.getLatest() != null
                    && !versioning.getLatest().isEmpty()
                    && timestamp.compareTo(versions.latestTimestamp) > 0) {
                versions.latestVersion = versioning.getLatest();
                versions.latestTimestamp = timestamp;

     *
     * @return The of the artifact in bytes or a negative value if unknown.
     */
    long getContentLength();

    /**
     * Gets the timestamp when the transfer of this artifact was started.
     *
     * @return The timestamp when the transfer of this artifact was started.
     */
    long getTransferStartTime();

class VersionsMetadataGenerator implements MetadataGenerator {

    private final Map<Object, VersionsMetadata> versions;

    private final Map<Object, VersionsMetadata> processedVersions;

    private final Date timestamp;

    VersionsMetadataGenerator(RepositorySystemSession session, InstallRequest request) {
        this(session, request.getMetadata());
    }

/**
 */
@Deprecated
public interface EventMonitor {

    void startEvent(String eventName, String target, long timestamp);

    void endEvent(String eventName, String target, long timestamp);

    void errorEvent(String eventName, String target, long timestamp, Throwable cause);

    static final String SNAPSHOT = "SNAPSHOT";

    protected final Collection<Artifact> artifacts = new ArrayList<>();

    protected MavenSnapshotMetadata(Metadata metadata, Path path, Date timestamp) {
        super(metadata, path, timestamp);
    }

    protected static Metadata createRepositoryMetadata(Artifact artifact) {
        Metadata metadata = new Metadata();
        metadata.setModelVersion("1.1.0");

    private final Logger logger = LoggerFactory.getLogger(getClass());

    private final Map<Object, PluginsMetadata> processedPlugins;

    private final Date timestamp;

    PluginsMetadataGenerator(RepositorySystemSession session, InstallRequest request) {
        this(session, request.getMetadata());
    }

from datetime import datetime

from fastapi import FastAPI
from fastapi.encoders import jsonable_encoder
from pydantic import BaseModel

fake_db = {}


class Item(BaseModel):
    title: str
    timestamp: datetime
    description: str | None = None


app = FastAPI()


@app.put("/items/{id}")
def update_item(id: str, item: Item):
    json_compatible_item_data = jsonable_encoder(item)

:[""],"PartSizes":[101974],"PartASizes":[176837],"Size":101974,"MTime":1634106631319256439,"MetaSys":{"X-Minio-Internal-compression":"a2xhdXNwb3N0L2NvbXByZXNzL3My","X-Minio-Internal-actual-size":"MTc2ODM3","x-minio-internal-objectlock-legalhold-timestamp":"MjAyMS0xMC0xOVQyMjozNTo0Ni4zNTE4MDU3NTda"},"MetaUsr":{"x-amz-object-lock-mode":"COMPLIANCE","x-amz-object-lock-retain-until-date":"2022-10-13T06:30:31.319Z","etag":"67ed8f49b7137cb957858ce468f2e79e","content-type":"application/pdf","x-amz-obje...