* If not set, it will be inferred from the fields
     * annotated with the {@link Resolution} annotation.
     */
    @Nonnull
    boolean dependencyCollection() default false;

    /**
     * Comma separated list of path scopes that will be
     * required for dependency resolution.
     * If not set, it will be inferred from the fields
     * annotated with the {@link Resolution} annotation.
     */
    @Nonnull

     */
    String ID_COMBINATION_MODE_ATTRIBUTE = "combine.id";

    /**
     * In case of complex XML structures, combining can be done based on keys.
     * This is a comma separated list of attribute names.
     */
    String KEYS_COMBINATION_MODE_ATTRIBUTE = "combine.keys";

    /**
     * This default mode for combining a DOM node during merge means that where element names match, the process will

     */
    @Nonnull
    Optional<String> option();

    /**
     * Returns the option followed by a string representation of the given path elements.
     * The path elements are separated by an option-specific or platform-specific separator.
     * If the given {@code paths} argument contains no element, then this method returns an empty string.
     *
     * <h4>Examples</h4>

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

import org.apache.maven.api.xml.XmlNode;

/**
 *  NOTE: remove all the util code in here when separated, this class should be pure data.
 */
public class XmlNodeImpl implements Serializable, XmlNode {
    private static final long serialVersionUID = 2567894443061173996L;

    protected final String prefix;

/**
 * @since 3.3.0
 */
@Named
@Singleton
public class DefaultRepositorySystemSessionFactory implements RepositorySystemSessionFactory {
    /**
     * User property for version filters expression, a semicolon separated list of filters to apply. By default, no version
     * filter is applied (like in Maven 3).
     * <p>
     * Supported filters:
     * <ul>

        }

        /**
         * Returns the option followed by a string representation of the given path elements.
         * The path elements are separated by an option-specific or platform-specific separator.
         * If the given {@code paths} argument contains no element, then this method returns an empty string.
         *
         * @param paths the path to format as a string

We have a lifecycle mapping for the packaging of *jar* below. You see that for this packaging we have a *default* lifecycle and a list of phases where each phase is a comma separated list of goals to run and they are in the form groupId:artifactId:version.

<configuration>
  <lifecycles>
    <lifecycle>
      <id>default</id>
      <phases>
        <process-resources>org.apache.maven.plugins:maven-resources-plugin:resources</process-resources>

      <version>1.0.0+</version>
      <description>Mapping information for a single plugin within this group.</description>
      <comment>NOTE: plugin version is _NOT_ included here, since it is resolved using a separate algorithm in plugins' artifact.</comment>
      <fields>
        <field>
          <name>name</name>
          <type>String</type>
          <required>true</required>
          <version>1.0.0+</version>

            project is relevant, i.e. the default goals of child modules are ignored. Since Maven 3,
            multiple goals/phases can be separated by whitespace.</description>
          <type>String</type>
        </field>
        <field>
          <name>resources</name>
          <version>3.0.0+</version>
          <description>

            File file = new File(path);
            if (file.isAbsolute()) {
                // path was already absolute, just normalize file separator and we're done
                result = file.getPath();
            } else if (file.getPath().startsWith(File.separator)) {
                // drive-relative Windows path, don't align with project directory but with drive root
                result = file.getAbsolutePath();