String function ( ) { return null ; }
return the value of the label or null if none . the default value returned by an valuelabel is always null concode_field_sep long serialVersionUID concode_field_sep int hashCode concode_elem_sep void setValue concode_elem_sep boolean equals concode_elem_sep void setFromString concode_elem_sep String toString concode_elem_sep int compareTo concode_elem_sep LabelFactory labelFactory