construct a new simple attachment key . concode_field_sep String SERVICE_SUFFIX concode_elem_sep String GROUP concode_elem_sep String AUTHENTICATION concode_elem_sep Class<T> valueClass concode_elem_sep String AUTHORIZATION concode_elem_sep String USER concode_field_sep T getAttachment concode_elem_sep void clear concode_elem_sep void clear concode_elem_sep int count concode_elem_sep ServiceBuilder<?> addDependency concode_elem_sep boolean matches concode_elem_sep void clearAll concode_elem_sep int getCurrentSize concode_elem_sep ServiceName createServiceName concode_elem_sep T cast concode_elem_sep SearchResult<R> search concode_elem_sep boolean contains concode_elem_sep R getResult concode_elem_sep T detach concode_elem_sep T attach
AttachmentKey < T > function ( final Class < ? super T > arg0 ) { return new AttachmentKey ( arg0 ) ; }