Neos\ContentRepository\Domain\Model\NodeType::getOptions PHP Method

    public function getOptions()
    {
        $this->initialize();
        return isset($this->fullConfiguration['options']) ? $this->fullConfiguration['options'] : array();
    }

 /**
  * @param NodeType $pluginNodeType
  * @return array
  */
 protected function getPluginViewConfigurationsByPluginNodeType(NodeType $pluginNodeType)
 {
     $pluginNodeTypeOptions = $pluginNodeType->getOptions();
     return isset($pluginNodeTypeOptions['pluginViews']) ? $pluginNodeTypeOptions['pluginViews'] : [];
 }