* is meant for exclusive consumption by the model builder and is opaque to the cache implementation. The cache key is
 * formed by a combination of group id, artifact id, version and tag. The first three components generally refer to the
 * identity of a model. The tag allows for further classification of the associated data on the sole discretion of the
 * model builder.
 *
 */
public interface ModelCache {

        <version>0.1</version>
        <executions>
          <execution>
            <goals>
              <goal>xpp3-reader</goal>
            </goals>
            <phase>generate-sources</phase>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>

import java.util.Arrays;
import java.util.Deque;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.Objects;
import java.util.Properties;

/**
 * <p>
 * Generic implementation of version comparison.
 * </p>
 * <p>
 * Features:
 * <ul>
 * <li>mixing of '<code>-</code>' (hyphen) and '<code>.</code>' (dot) separators,</li>

  </issueManagement>

  <distributionManagement>
    <repository>
      <id>codehaus.org</id>
      <name>Plexus Central Repository</name>
      <url>dav:https://dav.codehaus.org/repository/plexus</url>
    </repository>
    <snapshotRepository>
      <id>codehaus.org</id>
      <name>Plexus Central Development Repository</name>
      <url>dav:https://dav.codehaus.org/snapshots.repository/plexus</url>
    </snapshotRepository>

        DefaultSession session = new DefaultSession(
                rsession,
                system,
                List.of(lookup.lookup(RepositoryFactory.class)
                        .createRemote("central", "https://repo.maven.apache.org/maven2")),
                null,
                lookup);

        Settings settings = session.getService(SettingsBuilder.class)
                .build(

  <description>
    Maven is a software project management and comprehension tool. Based on the concept of a project object model
    (POM), Maven can manage a project's build, reporting and documentation from a central piece of information.
  </description>
  <url>http://maven.apache.org/</url>
  <issueManagement>
    <system>jira</system>
    <url>http://jira.codehaus.org/browse/MPA</url>
  </issueManagement>
  <ciManagement>

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.
     *

        </field>
        <field>
          <name>family</name>
          <version>1.0.0</version>
          <type>String</type>
          <description>The general family of the OS to be used to activate a profile (e.g. 'windows')</description>
        </field>
        <field>
          <name>arch</name>
          <version>1.0.0</version>
          <type>String</type>

        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.
     *