* specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.monitor.event;

/**
 */
@Deprecated
public interface EventMonitor {

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

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

import java.io.Reader;
import java.util.Map;

import org.apache.maven.artifact.repository.metadata.Metadata;

/**
 * Handles deserialization of metadata from some kind of textual format like XML.
 *
 */
public interface MetadataReader {

    /**
     * The key for the option to enable strict parsing. This option is of type {@link Boolean} and defaults to {@code

import org.eclipse.aether.RepositorySystemSession;
import org.eclipse.aether.repository.RemoteRepository;

/**
 * Collects settings required to resolve a plugin prefix.
 *
 * @since 3.0
 */
public interface PluginPrefixRequest {

    /**
     * Gets the prefix of the plugin.
     *
     * @return The prefix of the plugin.
     */
    String getPrefix();

    /**
     * Sets the prefix of the plugin.

/**
 * Provides some metadata operations, like querying the remote repository for a list of versions available for an
 * artifact.
 *
 */
@Deprecated
public interface MetadataSource {
    String ROLE = MetadataSource.class.getName();

    MetadataResolution retrieve(
            ArtifactMetadata artifact, ArtifactRepository localRepository, List<ArtifactRepository> remoteRepositories)

 * and discarded after session execution completes.
 *
 * TODO: this is currently not implemented
 *
 * @since 4.0.0
 */
@Scope
@Documented
@Retention(RUNTIME)
@Target({TYPE, METHOD})

 *
 * @since 4.0.0
 * @see org.apache.maven.api.services.VersionParser#parseVersion(String)
 * @see org.apache.maven.api.Session#parseVersion(String)
 */
@Experimental
public interface Version extends Comparable<Version> {
    /**
     * Returns a string representation of this version.
     * @return the string representation of this version
     */
    @Nonnull
    String asString();

/**
 * The transformerContextBuilder is responsible for initializing the TransformerContext.
 * In case rawModels are missing, it could do new buildingRequests on the ModelBuilder.
 *
 * @since 4.0.0
 */
public interface ModelTransformerContextBuilder {
    /**
     * This method is used to initialize the TransformerContext
     *
     * @param request the modelBuildingRequest
     * @param problems the problemCollector

 * and discarded after session execution completes.
 *
 * TODO: this is currently not implemented
 *
 * @since 4.0.0
 */
@Scope
@Documented
@Retention(RUNTIME)
@Target({TYPE, METHOD})

import static org.apache.maven.api.services.BaseRequest.nonNull;

/**
 * A request for creating a {@link ArtifactCoordinate} object.
 *
 * @since 4.0.0
 */
@Experimental
@Immutable
public interface ArtifactCoordinateFactoryRequest {

    @Nonnull
    Session getSession();

    String getGroupId();

    String getArtifactId();

    String getVersion();

    String getClassifier();

/**
 * Component able to contribute to Maven session user properties. This SPI component is invoked
 * very early, while there is no session created yet.
 *
 * @since 4.0.0
 */
@Experimental
@Consumer
public interface PropertyContributor extends SpiService {
    /**
     * Invoked just before session is created with a mutable map that carries collected user properties so far.
     *