gets the value of the validfrom property . concode_field_sep DataQualityTypeList dataQualityType concode_elem_sep List<Preferences.Preference> preference concode_elem_sep Map<QName,String> otherAttributes concode_elem_sep XMLGregorianCalendar validFrom concode_elem_sep String type concode_elem_sep String value concode_elem_sep XMLGregorianCalendar validTo concode_field_sep String getValue concode_elem_sep DataQualityTypeList getDataQualityType concode_elem_sep void setValidTo concode_elem_sep XMLGregorianCalendar getValidTo concode_elem_sep String getType concode_elem_sep void setValue concode_elem_sep void setValidFrom concode_elem_sep List<Preferences.Preference> getPreference concode_elem_sep void setType concode_elem_sep void setDataQualityType concode_elem_sep Map<QName,String> getOtherAttributes concode_elem_sep Map<QName,String> getOtherAttributes
XMLGregorianCalendar function ( ) { return validFrom ; }