fix after hgnc api started giving different response for invalid ids

annotation/src/main/java/lcsb/mapviewer/annotation/services/annotators/HgncAnnotator.java

@@ -14,6 +14,7 @@ import lcsb.mapviewer.annotation.cache.WebPageDownloader;
 import lcsb.mapviewer.annotation.services.ExternalServiceStatus;
 import lcsb.mapviewer.annotation.services.ExternalServiceStatusType;
 import lcsb.mapviewer.annotation.services.IExternalService;
+import lcsb.mapviewer.annotation.services.WrongResponseCodeIOException;
 import lcsb.mapviewer.common.exception.InvalidArgumentException;
 import lcsb.mapviewer.common.exception.InvalidXmlSchemaException;
 import lcsb.mapviewer.model.map.BioEntity;
@@ -231,6 +232,8 @@ public class HgncAnnotator extends ElementAnnotator implements IExternalService
 						}
 					}
 				}
+            } catch (WrongResponseCodeIOException e) {
+              logger.warn(prefix + "Cannot find information for element.");
 			} catch (Exception e) {
 				throw new AnnotatorException(e);
 			}
@@ -314,7 +317,10 @@ public class HgncAnnotator extends ElementAnnotator implements IExternalService
 				}
 			}
 			return result;
-		} catch (Exception e) {
+        } catch (WrongResponseCodeIOException e) {
+          logger.warn("No HGNC data found for id: "+miriamData);
+          return new ArrayList<>();
+        } catch (Exception e) {
 			throw new AnnotatorException(e);
 		}