String function ( ) { return this . key ; }
tag key , a string . the key must not start with `` aws : '' . concode_field_sep String value concode_elem_sep String key concode_field_sep String getValue concode_elem_sep Tag withValue concode_elem_sep int hashCode concode_elem_sep void setValue concode_elem_sep boolean equals concode_elem_sep Tag clone concode_elem_sep String toString concode_elem_sep Tag withKey concode_elem_sep void setKey