identifier = $identifier; return $this; } public function getIdentifier() { return $this->identifier; } public function setEpoch($epoch) { $this->epoch = $epoch; return $this; } public function getEpoch() { return $this->epoch; } public function setBranch($branch) { $this->branch = $branch; return $this; } public function getBranch() { return $this->branch; } public function setCanCloseImmediately($can_close_immediately) { $this->canCloseImmediately = $can_close_immediately; return $this; } public function getCanCloseImmediately() { return $this->canCloseImmediately; } public function setParents(array $parents) { $this->parents = $parents; return $this; } public function getParents() { return $this->parents; } }