public function parse(Header $header, $htmlValidatorBodyContent)
 {
     $body = new Body();
     switch ($header->get('content-type')->getTypeSubtypeString()) {
         case 'application/json':
             $applicationJsonParser = new ApplicationJsonParser();
             $applicationJsonParser->setConfiguration($this->getConfiguration());
             $body->setContent($applicationJsonParser->parse($htmlValidatorBodyContent));
             break;
         case 'text/html':
             $textHtmlParser = new TextHtmlBodyParser();
             $body->setContent($textHtmlParser->parse($htmlValidatorBodyContent));
             break;
         default:
             throw new \InvalidArgumentException('Invalid content type: ' . $header->get('content-type')->getTypeSubtypeString(), 1);
     }
     return $body;
 }
 /**
  * 
  * @return array
  */
 public function getMessages()
 {
     return $this->body->getMessages();
 }