interface CommentInterface

interface CommentInterface extends ContentEntityInterface, EntityChangedInterface, EntityOwnerInterface, EntityPublishedInterface {
    
    /**
     * Comment is awaiting approval.
     */
    const NOT_PUBLISHED = 0;
    
    /**
     * Comment is published.
     */
    const PUBLISHED = 1;
    
    /**
     * Anonymous posters cannot enter their contact information.
     */
    const ANONYMOUS_MAYNOT_CONTACT = 0;
    
    /**
     * Anonymous posters may leave their contact information.
     */
    const ANONYMOUS_MAY_CONTACT = 1;
    
    /**
     * Anonymous posters are required to leave their contact information.
     */
    const ANONYMOUS_MUST_CONTACT = 2;
    
    /**
     * Determines if this comment is a reply to another comment.
     *
     * @return bool
     *   TRUE if the comment has a parent comment otherwise FALSE.
     */
    public function hasParentComment();
    
    /**
     * Returns the parent comment entity if this is a reply to a comment.
     *
     * @return \Drupal\comment\CommentInterface|null
     *   A comment entity of the parent comment or NULL if there is no parent.
     */
    public function getParentComment();
    
    /**
     * Returns the entity to which the comment is attached.
     *
     * @return \Drupal\Core\Entity\FieldableEntityInterface|null
     *   The entity on which the comment is attached or NULL if the comment is an
     *   orphan.
     */
    public function getCommentedEntity();
    
    /**
     * Returns the ID of the entity to which the comment is attached.
     *
     * @return int
     *   The ID of the entity to which the comment is attached.
     */
    public function getCommentedEntityId();
    
    /**
     * Returns the type of the entity to which the comment is attached.
     *
     * @return string
     *   An entity type.
     */
    public function getCommentedEntityTypeId();
    
    /**
     * Sets the field ID for which this comment is attached.
     *
     * @param string $field_name
     *   The field name through which the comment was added.
     *
     * @return $this
     *   The class instance that this method is called on.
     */
    public function setFieldName($field_name);
    
    /**
     * Returns the name of the field the comment is attached to.
     *
     * @return string
     *   The name of the field the comment is attached to.
     */
    public function getFieldName();
    
    /**
     * Returns the subject of the comment.
     *
     * @return string
     *   The subject of the comment.
     */
    public function getSubject();
    
    /**
     * Sets the subject of the comment.
     *
     * @param string $subject
     *   The subject of the comment.
     *
     * @return $this
     *   The class instance that this method is called on.
     */
    public function setSubject($subject);
    
    /**
     * Returns the comment author's name.
     *
     * For anonymous authors, this is the value as typed in the comment form.
     *
     * @return string
     *   The name of the comment author.
     */
    public function getAuthorName();
    
    /**
     * Sets the name of the author of the comment.
     *
     * @param string $name
     *   A string containing the name of the author.
     *
     * @return $this
     *   The class instance that this method is called on.
     */
    public function setAuthorName($name);
    
    /**
     * Returns the comment author's email address.
     *
     * For anonymous authors, this is the value as typed in the comment form.
     *
     * @return string
     *   The email address of the author of the comment.
     */
    public function getAuthorEmail();
    
    /**
     * Returns the comment author's home page address.
     *
     * For anonymous authors, this is the value as typed in the comment form.
     *
     * @return string
     *   The homepage address of the author of the comment.
     */
    public function getHomepage();
    
    /**
     * Sets the comment author's home page address.
     *
     * For anonymous authors, this is the value as typed in the comment form.
     *
     * @param string $homepage
     *   The homepage address of the author of the comment.
     *
     * @return $this
     *   The class instance that this method is called on.
     */
    public function setHomepage($homepage);
    
    /**
     * Returns the comment author's hostname.
     *
     * @return string
     *   The hostname of the author of the comment.
     */
    public function getHostname();
    
    /**
     * Sets the hostname of the author of the comment.
     *
     * @param string $hostname
     *   The hostname of the author of the comment.
     *
     * @return $this
     *   The class instance that this method is called on.
     */
    public function setHostname($hostname);
    
    /**
     * Returns the time that the comment was created.
     *
     * @return int
     *   The timestamp of when the comment was created.
     */
    public function getCreatedTime();
    
    /**
     * Sets the creation date of the comment.
     *
     * @param int $created
     *   The timestamp of when the comment was created.
     *
     * @return $this
     *   The class instance that this method is called on.
     */
    public function setCreatedTime($created);
    
    /**
     * Returns the alphadecimal representation of the comment's place in a thread.
     *
     * @return string|null
     *   The alphadecimal representation of the comment's place in a thread. NULL
     *   is returned before a comment is saved.
     */
    public function getThread();
    
    /**
     * Sets the alphadecimal representation of the comment's place in a thread.
     *
     * @param string $thread
     *   The alphadecimal representation of the comment's place in a thread.
     *
     * @return $this
     *   The class instance that this method is called on.
     */
    public function setThread($thread);
    
    /**
     * Returns the permalink URL for this comment.
     *
     * @return \Drupal\Core\Url
     */
    public function permalink();
    
    /**
     * Get the comment type id for this comment.
     *
     * @return string
     *   The id of the comment type.
     */
    public function getTypeId();

}