question: gets all headers from this parsehttprequest . concode_field_sep Map<String,String> headers concode_elem_sep Method method concode_elem_sep ParseHttpBody body concode_elem_sep String url concode_field_sep Builder addHeaders concode_elem_sep Builder setHeaders concode_elem_sep Builder addHeader concode_elem_sep ParseHttpBody getBody concode_elem_sep Method getMethod concode_elem_sep Builder setBody concode_elem_sep Builder setUrl concode_elem_sep String getHeader concode_elem_sep Builder setMethod concode_elem_sep String getUrl concode_elem_sep ParseHttpRequest build concode_elem_sep String toString concode_elem_sep Method fromString
target: Map < String , String > function ( ) { return headers ; }