}

    /**
     * Mark a profile as required and activated.
     * @param id The identifier of the profile.
     */
    public void activateRequiredProfile(String id) {
        this.activations.put(id, ActivationSettings.activated());
    }

    /**
     * Mark a profile as optional and activated.
     * @param id The identifier of the profile.
     */
    public void activateOptionalProfile(String id) {

        boolean activatedPomProfileNotByDefault = false;

        for (Profile profile : profiles) {
            if (!deactivatedIds.contains(profile.getId())) {
                if (activatedIds.contains(profile.getId()) || isActive(profile, context, problems)) {
                    activeProfiles.add(profile);

                    if (Profile.SOURCE_POM.equals(profile.getSource())) {
                        activatedPomProfileNotByDefault = true;

        </executions>
      </plugin>
    </plugins>
  </build>

  <profiles>
    <profile>
      <id>default</id>
      <activation>
        <activeByDefault>true</activeByDefault>
      </activation>
      <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
      </properties>
    </profile>
    <profile>
      <id>file</id>
      <activation>
        <file>

                // Profile dependencies
                root.child(PROFILES).stream()
                        .flatMap(profiles -> profiles.children(PROFILE))
                        .flatMap(profile -> Stream.of(
                                        new DependencyContainer(
                                                profile.child(DEPENDENCIES).orElse(null), "profile dependencies"),

 * under the License.
 */
package org.apache.maven.profiles.manager;

import javax.inject.Inject;

import java.util.List;
import java.util.Properties;

import org.apache.maven.model.Activation;
import org.apache.maven.model.ActivationProperty;
import org.apache.maven.model.Profile;
import org.apache.maven.profiles.DefaultProfileManager;
import org.apache.maven.profiles.ProfileManager;
import org.codehaus.plexus.PlexusContainer;

        public ModelBuilderRequestBuilder source(ModelSource source) {
            this.source = source;
            return this;
        }

        public ModelBuilderRequestBuilder profiles(List<Profile> profiles) {
            this.profiles = profiles;
            return this;
        }

        public ModelBuilderRequestBuilder activeProfileIds(List<String> activeProfileIds) {
            this.activeProfileIds = activeProfileIds;

    @Nonnull
    List<Profile> getActivePomProfiles(String modelId);

    /**
     * Gets a map of all active POM profiles organized by model ID.
     * The map keys are model IDs (groupId:artifactId:version) and values are lists of active profiles for each model.
     *
     * @return A map of model IDs to their active profiles, never {@code null}.
     * @since 4.0.0
     */
    @Nonnull

    }

    private static boolean isEmpty(Profile profile) {
        return profile.getActivation() == null
                && profile.getBuild() == null
                && profile.getDependencies().isEmpty()
                && (profile.getDependencyManagement() == null
                        || profile.getDependencyManagement().getDependencies().isEmpty())
                && profile.getDistributionManagement() == null

    /**
     * Gets the external profiles that should be considered for model building.
     *
     * @return The external profiles that should be considered for model building, never {@code null}.
     */
    List<Profile> getProfiles();

    /**
     * Sets the external profiles that should be considered for model building.
     *

        }

        // Process profile dependencies
        boolean profileDependencyChanges = root.child(PROFILES).stream()
                .flatMap(profiles -> profiles.children(PROFILE))
                .map(profile -> profile.child(DEPENDENCIES)
                        .map(deps ->
                                removeDependencyInferenceFromSection(context, deps, pomMap, "profile dependencies"))