Remove logging statements from ValidationMethods of ValidityDate

backend/src/main/java/com/bakdata/conquery/models/datasets/concepts/ValidityDate.java

@@ -48,55 +48,32 @@ public boolean isForConnectorsTable() {
 
 		boolean columnNotForConnector = column != null && !column.getTable().equals(connector.getTable());
 
-		if (anyColumnNotForConnector || columnNotForConnector) {
-			log.error("{} does not belong to Connector[{}]#Table[{}]", this, connector.getId(), connector.getTable().getId());
-		}
-
-		return true;
+		return !anyColumnNotForConnector && !columnNotForConnector;
 	}
 
 	@JsonIgnore
 	@ValidationMethod(message = "Single column date range (set via column) and two column date range (set via startColumn and endColumn) are exclusive.")
 	public boolean isExclusiveValidityDates() {
-
-		if ((column == null && startColumn != null && endColumn != null)
-			|| (column != null && startColumn == null && endColumn == null)) {
-			return true;
-		}
-		log.error("Single column date range (set via column) and two column date range (set via startColumn and endColumn) are exclusive.");
-		return false;
+		return (column == null && startColumn != null && endColumn != null)
+			   || (column != null && startColumn == null && endColumn == null);
 	}
 
 	@JsonIgnore
 	@ValidationMethod(message = "Both columns of a two-column validity date have to be of type DATE.")
 	public boolean isValidTwoColumnValidityDates() {
-
 		if (startColumn == null || endColumn == null) {
 			return true;
 		}
-
-		if (startColumn.getType() == MajorTypeId.DATE && endColumn.getType() == MajorTypeId.DATE) {
-			return true;
-		}
-
-		log.error("Start column [{}] and end column [{}] have to be of type DATE.", startColumn.getId(), endColumn.getId());
-		return false;
+		return startColumn.getType() == MajorTypeId.DATE && endColumn.getType() == MajorTypeId.DATE;
 	}
 
 	@JsonIgnore
 	@ValidationMethod(message = "Column is not of type DATE or DATE_RANGE.")
 	public boolean isValidValidityDatesSingleColumn() {
-
 		if (column == null) {
 			return true;
 		}
-
-		if (column.getType().isDateCompatible()) {
-			return true;
-		}
-
-		log.error("ValidityDate-Column[{}] is not of type DATE or DATERANGE", column.getId());
-		return false;
+		return column.getType().isDateCompatible();
 	}
 
 	@JsonIgnore