errInvalidRuleStatus                      = Errorf("Status must be set to either Enabled or Disabled")
	errDeleteMarkerReplicationMissing         = Errorf("DeleteMarkerReplication must be specified")
	errPriorityMissing                        = Errorf("Priority must be specified")
	errInvalidDeleteMarkerReplicationStatus   = Errorf("Delete marker replication status is invalid")

  /**
   * Returns the value the specified class is mapped to, or {@code null} if no entry for this class
   * is present. This will only return a value that was bound to this specific class, not a value
   * that may have been bound to a subtype.
   */
  <T extends @NonNull B> @Nullable T getInstance(Class<T> type);

  /**
   * Maps the specified class to the specified value. Does <i>not</i> associate this value with any

 *
 * @deprecated use {@code org.apache.maven.api.services.xml.ModelXmlFactory} instead
 */
@Deprecated(since = "4.0.0")
public interface ModelWriter {

    /**
     * Writes the supplied model to the specified file. Any non-existing parent directories of the output file will be
     * created automatically.
     *
     * @param output The file to serialize the model to, must not be {@code null}.

/**
 * Assists in populating an execution request for invocation of Maven.
 *
 */
public interface MavenExecutionRequestPopulator {
    /**
     * Copies the values from the given toolchains into the specified execution request. This method will replace any
     * existing values in the execution request that are controlled by the toolchains. Hence, it is expected that this

     * @return the value to which the specified key is mapped, or null if no mapping exists
     */
    @Override
    public Object get(final Object key) {
        return parent.get(key);
    }

    /**
     * Associates the specified value with the specified key in this map.
     *
     * @param key the key with which the specified value is to be associated

    return new EnumBiMap<>(keyType, valueType);
  }

  /**
   * Returns a new bimap with the same mappings as the specified map. If the specified map is an
   * {@code EnumBiMap}, the new bimap has the same types as the provided map. Otherwise, the
   * specified map must contain at least one mapping, in order to determine the key and value types.
   *
   * @param map the map whose mappings are to be placed in this map

    return new EnumBiMap<>(keyType, valueType);
  }

  /**
   * Returns a new bimap with the same mappings as the specified map. If the specified map is an
   * {@code EnumBiMap}, the new bimap has the same types as the provided map. Otherwise, the
   * specified map must contain at least one mapping, in order to determine the key and value types.
   *
   * @param map the map whose mappings are to be placed in this map

 * create a dependency graph. First, only the root dependency can be given. Second, a root dependency and direct
 * dependencies can be specified in which case the specified direct dependencies are merged with the direct dependencies
 * retrieved from the artifact descriptor of the root dependency. And last, only direct dependencies can be specified in
 * which case the root node of the resulting graph has no associated dependency.
 *
 * @since 4.0.0
 */

    return create(16);
  }

  /**
   * Constructs a new, empty bimap with the specified expected size.
   *
   * @param expectedSize the expected number of entries
   * @throws IllegalArgumentException if the specified expected size is negative
   */
  public static <K extends @Nullable Object, V extends @Nullable Object> HashBiMap<K, V> create(
      int expectedSize) {

     *
     * @return the list of remote repositories, or null if not specified
     */
    @Nullable
    List<RemoteRepository> getRepositories();

    /**
     * Creates a new ProjectBuilderRequest with the specified session and source.
     *
     * @param session the Maven session
     * @param source the source of the project to build