GroupManager::startCopy

public function startCopy()
{
	$containerCollection = $this->getContainerCollection();

	$groupImplementer = $this->getGroupImplementer();
	$groupCopier = $this->getGroupCopier($groupImplementer);

	if ($this->markerUsers)
	{
		$userToGroupImplementer = $this->getUserToGroupImplementer();
		$groupCopier->addEntityToCopy($this->getUserToGroupCopier($userToGroupImplementer));
	}

	$this->result = $groupCopier->copy($containerCollection);
	$this->mapIdsCopiedGroups = $groupCopier->getMapIdsCopiedEntity();

	return $this->result;
}