compareDuration = $compareDuration; } public function getCompareDuration() { return $this->compareDuration; } public function setFilter($filter) { $this->filter = $filter; } public function getFilter() { return $this->filter; } public function setGroupBy($groupBy) { $this->groupBy = $groupBy; } public function getGroupBy() { return $this->groupBy; } public function setPageSize($pageSize) { $this->pageSize = $pageSize; } public function getPageSize() { return $this->pageSize; } public function setPageToken($pageToken) { $this->pageToken = $pageToken; } public function getPageToken() { return $this->pageToken; } public function setReadTime($readTime) { $this->readTime = $readTime; } public function getReadTime() { return $this->readTime; } }