using afIocusing web** (Service) - Use to manage your Cookies.constmixin HttpCookies {** Adds a Cookie to be sent to the client. ** New cookies are sent via a 'Set-Cookie' HTTP response header.**** Example:** httpCookies.add(Cookie("foo", "123"))** httpCookies.add(Cookie("persistent", "some val") { maxAge = 3day })** ** Cookies replace any other cookie with the same name.** ** Throws Err if response is already committed.** @see `web::WebRes.cookies`abstract Void add(Cookie cookie)** Retrieve a cookie by name.** Returns 'null' if not found. @Operatorabstract Cookie? get(Str name)** Deletes a cookie by name, returning the deleted cookie. ** Returns 'null' if the cookie was not found.** ** Cookies are deleted from the client by setting the expired attribute to a date in the past. ** ** Throws Err if response is already committed.abstract Cookie? remove(Str cookieName)** Return a list of all the cookies, including those that have been set but not yet sent to the client.abstract Cookie[] all()}internalconstclass HttpCookiesImpl : HttpCookies { @Inject privateconst HttpRequest httpReq @Inject privateconst Registry registrynew make(|This|in){ in(this)}override Cookie? get(Str name){ all.find {it.name.equalsIgnoreCase(name)}// ?: (checked ? throw NotFoundErr(BsErrMsgs.cookieNotFound(name), all) : null)}override Void add(Cookie cookie){ existing := webRes.cookies.find {it.name.equalsIgnoreCase(cookie.name)}if(existing != null) webRes.cookies.removeSame(existing) webRes.cookies.add(cookie)}override Cookie? remove(Str cookieName){ res := webRes.cookies.find {it.name.equalsIgnoreCase(cookieName)}if(res != null) webRes.cookies.removeSame(res)// don't return res straight away as it may also be set in the req req := httpReq.headers.cookies.find {it.name.equalsIgnoreCase(cookieName)}if(req != null){ dieCookie := Cookie(cookieName, "deleted-by-BedSheet"){it.maxAge = 0sec } webRes.cookies.add(dieCookie)return req}return res // ?: (checked ? throw NotFoundErr(BsErrMsgs.cookieNotFound(cookieName), all) : null)}override Cookie[] all(){ cookies := httpReq.headers.cookies ?: Cookie[,]if(!webRes.isCommitted) cookies.addAll(webRes.cookies)return cookies}private WebRes webRes(){ registry.dependencyByType(WebRes#)}}