import java.util.NoSuchElementException;
import java.util.Optional;

import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.annotations.Nullable;
import org.apache.maven.api.annotations.ThreadSafe;
import org.apache.maven.api.model.Repository;
import org.apache.maven.api.services.DependencyCoordinateFactory;
import org.apache.maven.api.settings.Settings;

/**

import java.util.stream.Collectors;
import java.util.stream.Stream;

import org.apache.maven.api.Session;
import org.apache.maven.api.VersionRange;
import org.apache.maven.api.annotations.Nullable;
import org.apache.maven.api.di.Inject;
import org.apache.maven.api.di.Named;
import org.apache.maven.api.di.Singleton;
import org.apache.maven.api.feature.Features;
import org.apache.maven.api.model.Activation;

    ModelResolver getModelResolver();

    @Nonnull
    ModelRepositoryHolder getModelRepositoryHolder();

    @Nullable
    ModelCache getModelCache();

    @Nullable
    Object getListener();

    @Nullable
    ModelBuilderResult getInterimResult();

    @Nullable
    ModelTransformerContextBuilder getTransformerContextBuilder();

    @Nonnull

            public <T> void set(@Nonnull Key<T> key, @Nullable T value) {
                data.set(key, value);
            }

            @Override
            public <T> boolean replace(@Nonnull Key<T> key, @Nullable T oldValue, @Nullable T newValue) {
                return data.set(key, oldValue, newValue);
            }

            @Nullable
            @Override
            @SuppressWarnings("unchecked")