return whether the extension is a registered domain entry concode_field_sep DomainSuffixes instance concode_elem_sep Logger LOG concode_elem_sep HashMap<String,DomainSuffix> domains concode_field_sep DomainSuffix get concode_elem_sep void addDomainSuffix concode_elem_sep DomainSuffixes getInstance
boolean function ( String arg0 ) { return domains . containsKey ( arg0 ) ; }