original_string: public function setSessionId($session_id=null)
      {
          $this->session_id= ($session_id!== null) ? $session_id : null;
  
          return $this;
      }
code: public function setSessionId($session_id=null)
      {
          $this->session_id= ($session_id!== null) ? $session_id : null;
  
          return $this;
      }
code_tokens: public function setSessionId ( $ session_id = null ) { $ this -> session_id = ( $ session_id !== null ) ? $ session_id : null ; return $ this ; }
docstring: Set the session id that this token is associated to ..
  @param string $session_id Session id
docstring_tokens: Set the session id that this token is associated to ..