* under the License.
 */
package org.apache.maven.repository.legacy.metadata;

import java.util.List;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.versioning.ArtifactVersion;

/**
 * Provides some metadata operations, like querying the remote repository for a list of versions available for an
 * artifact.
 *

 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.artifact.metadata;

import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;

import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.apache.maven.artifact.Artifact;

// treated as informative, best-effort, supplemental data.
message Event {
  // Standard object's metadata.
  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // eventTime is the time when this Event was first observed. It is required.

}

// RuntimeClassList is a list of RuntimeClass objects.
message RuntimeClassList {
  // Standard list metadata.
  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;

  // items is a list of schema objects.
  repeated RuntimeClass items = 2;
}

        }

        public RequestDataContext url(final String url) {
            data.setUrl(url);
            return this;
        }

        public RequestDataContext metaData(final String metaData) {
            data.setMetaData(metaData);
            return this;
        }

        public RequestData build() {
            return data;
        }
    }

Connected to localhost.
sftp> ls runner/
chunkdocs  testdir
```

Following example shows how to download an object locally via `sftp` client:

```
sftp> get runner/chunkdocs/metadata metadata
Fetching /runner/chunkdocs/metadata to metadata
metadata                                                                                                                                                                       100%  226    16.6KB/s   00:00
sftp>

    @Override
    public void addMetadata(ArtifactMetadata metadata) {
        if (metadataMap == null) {
            metadataMap = new HashMap<>();
        }

        ArtifactMetadata m = metadataMap.get(metadata.getKey());
        if (m != null) {
            m.merge(metadata);
        } else {
            metadataMap.put(metadata.getKey(), metadata);
        }
    }

    @Override

kind: WorkloadGroup
metadata:
  name: foo
  namespace: bar
spec:
  metadata:
    annotations: {}
    labels: {}
  template:
    ports: {}
    serviceAccount: vm-serviceaccount
  probe:
    httpGet:

        return switch (responseType) {
        case METADATA -> getMetadataResponse();
        case LOGOUT -> getLogoutResponse();
        default -> null;
        };
    }

    protected ActionResponse getMetadataResponse() {
        return LaRequestUtil.getOptionalRequest().map(request -> {
            if (logger.isDebugEnabled()) {
                logger.debug("Accessing metadata with SAML Authenticator");
            }

message FlowSchema {
  // `metadata` is the standard object's metadata.
  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // `spec` is the specification of the desired behavior of a FlowSchema.