isPublic = $isPublic; return $this; } public function isPublic(): bool { return $this->isPublic; } public function setMeetingDate(\DateTimeInterface $meetingStartDate, \DateTimeInterface $meetingEndDate): IConversationOptions { $this->meetingStartDate = $meetingStartDate; $this->meetingEndDate = $meetingEndDate; return $this; } public function getMeetingStartDate(): ?\DateTimeInterface { return $this->meetingStartDate; } public function getMeetingEndDate(): ?\DateTimeInterface { return $this->meetingEndDate; } }