* Maven-based resolution. In more detail, this method configures settings relevant for the processing of dependency
     * graphs, most other settings remain at their generic default value. Use the various setters to further configure
     * the session with authentication, mirror, proxy and other information required for your environment. At least,

import org.eclipse.aether.util.filter.AndDependencyFilter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Provides basic services to manage Maven plugins and their mojos. This component is kept general in its design such
 * that the plugins/mojos can be used in arbitrary contexts. In particular, the mojos can be used for ordinary build
 * plugins as well as special purpose plugins like reports.
 *
 * @since 3.0
 */

import org.apache.maven.api.model.Scm;
import org.apache.maven.api.model.Site;
import org.apache.maven.model.v4.MavenMerger;

/**
 * The domain-specific model merger for the Maven POM, overriding generic code from parent class when necessary with
 * more adapted algorithms.
 *
 */
public class MavenModelMerger extends MavenMerger {

    /**

    // 3) Create RepositorySystemSession.
    //
    // 4) Create MavenSession.
    //
    // 5) Execute AbstractLifecycleParticipant.afterSessionStart(session)
    //
    // 6) Get reactor projects looking for general POM errors
    //
    // 7) Create ProjectDependencyGraph using trimming which takes into account --projects and reactor mode.
    // This ensures that the projects passed into the ReactorReader are only those specified.

import org.apache.maven.api.services.ModelProblemCollector;
import org.apache.maven.api.services.model.PluginConfigurationExpander;
import org.apache.maven.api.xml.XmlNode;

/**
 * Handles expansion of general build plugin configuration into individual executions.
 *
 */
@Named
@Singleton
public class DefaultPluginConfigurationExpander implements PluginConfigurationExpander {

    @Override

import org.apache.maven.api.services.ModelBuilderRequest;
import org.apache.maven.api.services.ModelProblemCollector;

/**
 * Handles expansion of general build plugin configuration into individual executions.
 *
 */
public interface PluginConfigurationExpander {

    /**
     * Merges values from general build plugin configuration into the individual plugin executions of the given model.
     *

        BASE,
        V20,
        V30,
        V31,
        V40
    }

    /**
     * Gets the identifier of the model from which the problem originated. While the general form of this identifier is
     * <code>groupId:artifactId:version</code> the returned identifier need not be complete. The identifier is derived

     */
    public ModelBuilderResult getResult() {
        return result;
    }

    /**
     * Gets the identifier of the POM whose effective model could not be built. The general format of the identifier is
     * {@code <groupId>:<artifactId>:<version>} but some of these coordinates may still be unknown at the point the
     * exception is thrown so this information is merely meant to assist the user.
     *

        return merger.merge(child, parent, false, hints);
    }

    /**
     * Calculates the relative path from the base directory of the parent to the parent directory of the base directory
     * of the child. The general idea is to adjust inherited URLs to match the project layout (in SCM).
     *
     * <p>This calculation is only a heuristic based on our conventions.
     * In detail, the algo relies on the following assumptions: <ul>