content: package org.openstack4j.model.common;
  
  import org.openstack4j.model.ModelEntity;
  
  import java.net.URI;
  import java.util.Date;
  import java.util.List;
  
  /**
   * Represents an Extension which adds additional functionality to the OpenStack API
   *
   * @author Jeremy Unruh
   * @deprecated https://specs.openstack.org/openstack/nova-specs/specs/newton/implemented/api-no-more-extensions.html
   */
  @Deprecated
  public interface Extension extends ModelEntity {
  
      /**
       * @return the name of the extension
       */
      String getName();
  
      /**
       * @return the namespace of this extension
       */
      URI getNamespace();
  
      /**
       * @return the alias which is used within RestFul and other operational calls
       */
      String getAlias();
  
      /**
       * @return when the extension was last updated
       */
      Date getUpdated();
  
      /**
       * @return the description of this extension
       */
      String getDescription();
  
      /**
       * @return the additional information and documentation based links for this extension
       */
      List<? extends Link> getLinks();
  }
  