public ActivityRecordSet.SortableProperty getProperty() {
        return property;
    }
Returns the SortableProperty defined by ActivityRecordSet which
represents the property requested.

@return
    The ActivityRecordSet.SortableProperty which refers to the same
    property as the string originally provided when this
    APISortPredicate was created.
guacamole/src/main/java/org/apache/guacamole/rest/history/APISortPredicate.java