fix: handle Company void safety

liferay-plugins-sdk-6.2/portlets/portos-firma-portlet/docroot/WEB-INF/src/it/tref/liferay/portos/firma/util/FirmaPostUtil.java

@@ -62,6 +62,7 @@ public class FirmaPostUtil {
 			} catch (Exception e) {
 				_log.error(e, e);
 			}
+			if(Validator.isNotNull(company)){
 				String urlPdfExtractor = (String) company.getExpandoBridge().getAttribute("url_pdf_extractor", false);
 				if (Validator.isNotNull(urlPdfExtractor)) {
 					byte[] fileArray = Base64.decode(token);
@@ -105,6 +106,7 @@ public class FirmaPostUtil {
 					}
 				}
 			}
+		}
 		return risposta;
 	}