question: return a string representation of the label . for a multipart label , this will return all parts . the tostring method causes a label to spill its guts . it should always return an empty string rather than null if there is no value . concode_field_sep String DIVIDER concode_elem_sep String tag concode_elem_sep String word concode_elem_sep long serialVersionUID concode_elem_sep LabelFactory lf concode_field_sep LabelFactory factory concode_elem_sep void read concode_elem_sep WordTag valueOf concode_elem_sep WordTag valueOf concode_elem_sep void save concode_elem_sep int compareTo concode_elem_sep LabelFactory labelFactory concode_elem_sep int hashCode concode_elem_sep void setValue concode_elem_sep boolean equals concode_elem_sep void setFromString concode_elem_sep void setFromString concode_elem_sep void setTag concode_elem_sep String tag concode_elem_sep String value concode_elem_sep String word concode_elem_sep void setWord
target: String function ( ) { return toString ( DIVIDER ) ; }