<!doctype html> <html lang="en" class="no-js"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width,initial-scale=1"> <meta name="author" content="Marcello Lamonaca"> <link rel="canonical" href="http://m-lamonaca.github.io/dev-notes/languages/dotnet/asp.net/minimal-api.html"> <link rel="prev" href="../csharp/unit-tests.html"> <link rel="next" href="filters.html"> <link rel="icon" href="../../../assets/images/favicon.png"> <meta name="generator" content="mkdocs-1.6.1, mkdocs-material-9.5.34"> <title>Minimal API - Dev Notes</title> <link rel="stylesheet" href="../../../assets/stylesheets/main.35f28582.min.css"> <link rel="stylesheet" href="../../../assets/stylesheets/palette.06af60db.min.css"> <script src="https://unpkg.com/iframe-worker/shim"></script> <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin> <link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Roboto:300,300i,400,400i,700,700i%7CRoboto+Mono:400,400i,700,700i&display=fallback"> <style>:root{--md-text-font:"Roboto";--md-code-font:"Roboto Mono"}</style> <script>__md_scope=new URL("../../..",location),__md_hash=e=>[...e].reduce(((e,_)=>(e<<5)-e+_.charCodeAt(0)),0),__md_get=(e,_=localStorage,t=__md_scope)=>JSON.parse(_.getItem(t.pathname+"."+e)),__md_set=(e,_,t=localStorage,a=__md_scope)=>{try{t.setItem(a.pathname+"."+e,JSON.stringify(_))}catch(e){}}</script> <meta property="og:type" content="website" > <meta property="og:title" content="Minimal API - Dev Notes" > <meta property="og:description" content="None" > <meta property="og:image" content="http://m-lamonaca.github.io/dev-notes/assets/images/social/languages/dotnet/asp.net/minimal-api.png" > <meta property="og:image:type" content="image/png" > <meta property="og:image:width" content="1200" > <meta property="og:image:height" content="630" > <meta property="og:url" content="http://m-lamonaca.github.io/dev-notes/languages/dotnet/asp.net/minimal-api.html" > <meta name="twitter:card" content="summary_large_image" > <meta name="twitter:title" content="Minimal API - Dev Notes" > <meta name="twitter:description" content="None" > <meta name="twitter:image" content="http://m-lamonaca.github.io/dev-notes/assets/images/social/languages/dotnet/asp.net/minimal-api.png" > </head> <body dir="ltr" data-md-color-scheme="default" data-md-color-primary="orange" data-md-color-accent="deep-orange"> <input class="md-toggle" data-md-toggle="drawer" type="checkbox" id="__drawer" autocomplete="off"> <input class="md-toggle" data-md-toggle="search" type="checkbox" id="__search" autocomplete="off"> <label class="md-overlay" for="__drawer"></label> <div data-md-component="skip"> <a href="#minimal-api" class="md-skip"> Skip to content </a> </div> <div data-md-component="announce"> </div> <header class="md-header md-header--shadow md-header--lifted" data-md-component="header"> <nav class="md-header__inner md-grid" aria-label="Header"> <a href="../../../index.html" title="Dev Notes" class="md-header__button md-logo" aria-label="Dev Notes" data-md-component="logo"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 640 512"><!--! Font Awesome Free 6.6.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2024 Fonticons, Inc.--><path d="M392.8 1.2c-17-4.9-34.7 5-39.6 22l-128 448c-4.9 17 5 34.7 22 39.6s34.7-5 39.6-22l128-448c4.9-17-5-34.7-22-39.6m80.6 120.1c-12.5 12.5-12.5 32.8 0 45.3l89.3 89.4-89.4 89.4c-12.5 12.5-12.5 32.8 0 45.3s32.8 12.5 45.3 0l112-112c12.5-12.5 12.5-32.8 0-45.3l-112-112c-12.5-12.5-32.8-12.5-45.3 0zm-306.7 0c-12.5-12.5-32.8-12.5-45.3 0l-112 112c-12.5 12.5-12.5 32.8 0 45.3l112 112c12.5 12.5 32.8 12.5 45.3 0s12.5-32.8 0-45.3L77.3 256l89.4-89.4c12.5-12.5 12.5-32.8 0-45.3"/></svg> </a> <label class="md-header__button md-icon" for="__drawer"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M3 6h18v2H3zm0 5h18v2H3zm0 5h18v2H3z"/></svg> </label> <div class="md-header__title" data-md-component="header-title"> <div class="md-header__ellipsis"> <div class="md-header__topic"> <span class="md-ellipsis"> Dev Notes </span> </div> <div class="md-header__topic" data-md-component="header-topic"> <span class="md-ellipsis"> Minimal API </span> </div> </div> </div> <form class="md-header__option" data-md-component="palette"> <input class="md-option" data-md-color-media="(prefers-color-scheme: light)" data-md-color-scheme="default" data-md-color-primary="orange" data-md-color-accent="deep-orange" aria-label="Switch to dark mode" type="radio" name="__palette" id="__palette_0"> <label class="md-header__button md-icon" title="Switch to dark mode" for="__palette_1" hidden> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 8a4 4 0 0 0-4 4 4 4 0 0 0 4 4 4 4 0 0 0 4-4 4 4 0 0 0-4-4m0 10a6 6 0 0 1-6-6 6 6 0 0 1 6-6 6 6 0 0 1 6 6 6 6 0 0 1-6 6m8-9.31V4h-4.69L12 .69 8.69 4H4v4.69L.69 12 4 15.31V20h4.69L12 23.31 15.31 20H20v-4.69L23.31 12z"/></svg> </label> <input class="md-option" data-md-color-media="(prefers-color-scheme: dark)" data-md-color-scheme="slate" data-md-color-primary="orange" data-md-color-accent="deep-orange" aria-label="Switch to light mode" type="radio" name="__palette" id="__palette_1"> <label class="md-header__button md-icon" title="Switch to light mode" for="__palette_0" hidden> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 18c-.89 0-1.74-.2-2.5-.55C11.56 16.5 13 14.42 13 12s-1.44-4.5-3.5-5.45C10.26 6.2 11.11 6 12 6a6 6 0 0 1 6 6 6 6 0 0 1-6 6m8-9.31V4h-4.69L12 .69 8.69 4H4v4.69L.69 12 4 15.31V20h4.69L12 23.31 15.31 20H20v-4.69L23.31 12z"/></svg> </label> </form> <script>var palette=__md_get("__palette");if(palette&&palette.color){if("(prefers-color-scheme)"===palette.color.media){var media=matchMedia("(prefers-color-scheme: light)"),input=document.querySelector(media.matches?"[data-md-color-media='(prefers-color-scheme: light)']":"[data-md-color-media='(prefers-color-scheme: dark)']");palette.color.media=input.getAttribute("data-md-color-media"),palette.color.scheme=input.getAttribute("data-md-color-scheme"),palette.color.primary=input.getAttribute("data-md-color-primary"),palette.color.accent=input.getAttribute("data-md-color-accent")}for(var[key,value]of Object.entries(palette.color))document.body.setAttribute("data-md-color-"+key,value)}</script> <label class="md-header__button md-icon" for="__search"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M9.5 3A6.5 6.5 0 0 1 16 9.5c0 1.61-.59 3.09-1.56 4.23l.27.27h.79l5 5-1.5 1.5-5-5v-.79l-.27-.27A6.52 6.52 0 0 1 9.5 16 6.5 6.5 0 0 1 3 9.5 6.5 6.5 0 0 1 9.5 3m0 2C7 5 5 7 5 9.5S7 14 9.5 14 14 12 14 9.5 12 5 9.5 5"/></svg> </label> <div class="md-search" data-md-component="search" role="dialog"> <label class="md-search__overlay" for="__search"></label> <div class="md-search__inner" role="search"> <form class="md-search__form" name="search"> <input type="text" class="md-search__input" name="query" aria-label="Search" placeholder="Search" autocapitalize="off" autocorrect="off" autocomplete="off" spellcheck="false" data-md-component="search-query" required> <label class="md-search__icon md-icon" for="__search"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M9.5 3A6.5 6.5 0 0 1 16 9.5c0 1.61-.59 3.09-1.56 4.23l.27.27h.79l5 5-1.5 1.5-5-5v-.79l-.27-.27A6.52 6.52 0 0 1 9.5 16 6.5 6.5 0 0 1 3 9.5 6.5 6.5 0 0 1 9.5 3m0 2C7 5 5 7 5 9.5S7 14 9.5 14 14 12 14 9.5 12 5 9.5 5"/></svg> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M20 11v2H8l5.5 5.5-1.42 1.42L4.16 12l7.92-7.92L13.5 5.5 8 11z"/></svg> </label> <nav class="md-search__options" aria-label="Search"> <button type="reset" class="md-search__icon md-icon" title="Clear" aria-label="Clear" tabindex="-1"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M19 6.41 17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12z"/></svg> </button> </nav> </form> <div class="md-search__output"> <div class="md-search__scrollwrap" tabindex="0" data-md-scrollfix> <div class="md-search-result" data-md-component="search-result"> <div class="md-search-result__meta"> Initializing search </div> <ol class="md-search-result__list" role="presentation"></ol> </div> </div> </div> </div> </div> <div class="md-header__source"> <a href="https://github.com/m-lamonaca/dev-notes" title="Go to repository" class="md-source" data-md-component="source"> <div class="md-source__icon md-icon"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><!--! Font Awesome Free 6.6.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2024 Fonticons, Inc.--><path d="M439.55 236.05 244 40.45a28.87 28.87 0 0 0-40.81 0l-40.66 40.63 51.52 51.52c27.06-9.14 52.68 16.77 43.39 43.68l49.66 49.66c34.23-11.8 61.18 31 35.47 56.69-26.49 26.49-70.21-2.87-56-37.34L240.22 199v121.85c25.3 12.54 22.26 41.85 9.08 55a34.34 34.34 0 0 1-48.55 0c-17.57-17.6-11.07-46.91 11.25-56v-123c-20.8-8.51-24.6-30.74-18.64-45L142.57 101 8.45 235.14a28.86 28.86 0 0 0 0 40.81l195.61 195.6a28.86 28.86 0 0 0 40.8 0l194.69-194.69a28.86 28.86 0 0 0 0-40.81"/></svg> </div> <div class="md-source__repository"> GitHub </div> </a> </div> </nav> <nav class="md-tabs" aria-label="Tabs" data-md-component="tabs"> <div class="md-grid"> <ul class="md-tabs__list"> <li class="md-tabs__item"> <a href="../../../index.html" class="md-tabs__link"> Home </a> </li> <li class="md-tabs__item"> <a href="../../../containers/docker.html" class="md-tabs__link"> Containers </a> </li> <li class="md-tabs__item"> <a href="../../../databases/redis.html" class="md-tabs__link"> Databases </a> </li> <li class="md-tabs__item md-tabs__item--active"> <a href="../../html/html.html" class="md-tabs__link"> Languages </a> </li> <li class="md-tabs__item"> <a href="../../../misc/git.html" class="md-tabs__link"> Misc </a> </li> <li class="md-tabs__item"> <a href="../../../linux/filesystem/file-links.html" class="md-tabs__link"> Linux </a> </li> </ul> </div> </nav> </header> <div class="md-container" data-md-component="container"> <main class="md-main" data-md-component="main"> <div class="md-main__inner md-grid"> <div class="md-sidebar md-sidebar--primary" data-md-component="sidebar" data-md-type="navigation" > <div class="md-sidebar__scrollwrap"> <div class="md-sidebar__inner"> <nav class="md-nav md-nav--primary md-nav--lifted" aria-label="Navigation" data-md-level="0"> <label class="md-nav__title" for="__drawer"> <a href="../../../index.html" title="Dev Notes" class="md-nav__button md-logo" aria-label="Dev Notes" data-md-component="logo"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 640 512"><!--! Font Awesome Free 6.6.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2024 Fonticons, Inc.--><path d="M392.8 1.2c-17-4.9-34.7 5-39.6 22l-128 448c-4.9 17 5 34.7 22 39.6s34.7-5 39.6-22l128-448c4.9-17-5-34.7-22-39.6m80.6 120.1c-12.5 12.5-12.5 32.8 0 45.3l89.3 89.4-89.4 89.4c-12.5 12.5-12.5 32.8 0 45.3s32.8 12.5 45.3 0l112-112c12.5-12.5 12.5-32.8 0-45.3l-112-112c-12.5-12.5-32.8-12.5-45.3 0zm-306.7 0c-12.5-12.5-32.8-12.5-45.3 0l-112 112c-12.5 12.5-12.5 32.8 0 45.3l112 112c12.5 12.5 32.8 12.5 45.3 0s12.5-32.8 0-45.3L77.3 256l89.4-89.4c12.5-12.5 12.5-32.8 0-45.3"/></svg> </a> Dev Notes </label> <div class="md-nav__source"> <a href="https://github.com/m-lamonaca/dev-notes" title="Go to repository" class="md-source" data-md-component="source"> <div class="md-source__icon md-icon"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><!--! Font Awesome Free 6.6.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2024 Fonticons, Inc.--><path d="M439.55 236.05 244 40.45a28.87 28.87 0 0 0-40.81 0l-40.66 40.63 51.52 51.52c27.06-9.14 52.68 16.77 43.39 43.68l49.66 49.66c34.23-11.8 61.18 31 35.47 56.69-26.49 26.49-70.21-2.87-56-37.34L240.22 199v121.85c25.3 12.54 22.26 41.85 9.08 55a34.34 34.34 0 0 1-48.55 0c-17.57-17.6-11.07-46.91 11.25-56v-123c-20.8-8.51-24.6-30.74-18.64-45L142.57 101 8.45 235.14a28.86 28.86 0 0 0 0 40.81l195.61 195.6a28.86 28.86 0 0 0 40.8 0l194.69-194.69a28.86 28.86 0 0 0 0-40.81"/></svg> </div> <div class="md-source__repository"> GitHub </div> </a> </div> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../../index.html" class="md-nav__link"> <span class="md-ellipsis"> Home </span> </a> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_2" > <label class="md-nav__link" for="__nav_2" id="__nav_2_label" tabindex="0"> <span class="md-ellipsis"> Containers </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="1" aria-labelledby="__nav_2_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_2"> <span class="md-nav__icon md-icon"></span> Containers </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../../containers/docker.html" class="md-nav__link"> <span class="md-ellipsis"> Docker </span> </a> </li> <li class="md-nav__item"> <a href="../../../containers/kubernetes.html" class="md-nav__link"> <span class="md-ellipsis"> Kubernetes </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_3" > <label class="md-nav__link" for="__nav_3" id="__nav_3_label" tabindex="0"> <span class="md-ellipsis"> Databases </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="1" aria-labelledby="__nav_3_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_3"> <span class="md-nav__icon md-icon"></span> Databases </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../../databases/redis.html" class="md-nav__link"> <span class="md-ellipsis"> Redis </span> </a> </li> <li class="md-nav__item"> <a href="../../../databases/sql.html" class="md-nav__link"> <span class="md-ellipsis"> SQL </span> </a> </li> <li class="md-nav__item"> <a href="../../../databases/mongo-db.html" class="md-nav__link"> <span class="md-ellipsis"> MongoDB </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--active md-nav__item--section md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4" checked> <label class="md-nav__link" for="__nav_4" id="__nav_4_label" tabindex=""> <span class="md-ellipsis"> Languages </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="1" aria-labelledby="__nav_4_label" aria-expanded="true"> <label class="md-nav__title" for="__nav_4"> <span class="md-nav__icon md-icon"></span> Languages </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../html/html.html" class="md-nav__link"> <span class="md-ellipsis"> HTML </span> </a> </li> <li class="md-nav__item"> <a href="../../markdown.html" class="md-nav__link"> <span class="md-ellipsis"> Markdown </span> </a> </li> <li class="md-nav__item"> <a href="../../css/css.html" class="md-nav__link"> <span class="md-ellipsis"> CSS </span> </a> </li> <li class="md-nav__item"> <a href="../../c/c.html" class="md-nav__link"> <span class="md-ellipsis"> C </span> </a> </li> <li class="md-nav__item"> <a href="../../kotlin/kotlin.html" class="md-nav__link"> <span class="md-ellipsis"> Kotlin </span> </a> </li> <li class="md-nav__item"> <a href="../../swift/swift.html" class="md-nav__link"> <span class="md-ellipsis"> Swift </span> </a> </li> <li class="md-nav__item md-nav__item--section md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_7" > <label class="md-nav__link" for="__nav_4_7" id="__nav_4_7_label" tabindex=""> <span class="md-ellipsis"> Assembly </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="2" aria-labelledby="__nav_4_7_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_7"> <span class="md-nav__icon md-icon"></span> Assembly </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../assembly/intel.html" class="md-nav__link"> <span class="md-ellipsis"> Intel </span> </a> </li> <li class="md-nav__item"> <a href="../../assembly/riscv.html" class="md-nav__link"> <span class="md-ellipsis"> RISC-V </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--section md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_8" > <label class="md-nav__link" for="__nav_4_8" id="__nav_4_8_label" tabindex=""> <span class="md-ellipsis"> Python </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="2" aria-labelledby="__nav_4_8_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_8"> <span class="md-nav__icon md-icon"></span> Python </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../python/python.html" class="md-nav__link"> <span class="md-ellipsis"> Python </span> </a> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_8_2" > <label class="md-nav__link" for="__nav_4_8_2" id="__nav_4_8_2_label" tabindex="0"> <span class="md-ellipsis"> Modules </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="3" aria-labelledby="__nav_4_8_2_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_8_2"> <span class="md-nav__icon md-icon"></span> Modules </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../python/modules/argparse.html" class="md-nav__link"> <span class="md-ellipsis"> argparse </span> </a> </li> <li class="md-nav__item"> <a href="../../python/modules/collections.html" class="md-nav__link"> <span class="md-ellipsis"> collection </span> </a> </li> <li class="md-nav__item"> <a href="../../python/modules/csv.html" class="md-nav__link"> <span class="md-ellipsis"> csv </span> </a> </li> <li class="md-nav__item"> <a href="../../python/modules/ftplib.html" class="md-nav__link"> <span class="md-ellipsis"> ftplib </span> </a> </li> <li class="md-nav__item"> <a href="../../python/modules/itertools.html" class="md-nav__link"> <span class="md-ellipsis"> itertools </span> </a> </li> <li class="md-nav__item"> <a href="../../python/modules/json.html" class="md-nav__link"> <span class="md-ellipsis"> json </span> </a> </li> <li class="md-nav__item"> <a href="../../python/modules/logging.html" class="md-nav__link"> <span class="md-ellipsis"> logging </span> </a> </li> <li class="md-nav__item"> <a href="../../python/modules/shutil.html" class="md-nav__link"> <span class="md-ellipsis"> shutil </span> </a> </li> <li class="md-nav__item"> <a href="../../python/modules/smtplib.html" class="md-nav__link"> <span class="md-ellipsis"> smtplib </span> </a> </li> <li class="md-nav__item"> <a href="../../python/modules/socket.html" class="md-nav__link"> <span class="md-ellipsis"> socket </span> </a> </li> <li class="md-nav__item"> <a href="../../python/modules/sqlite.html" class="md-nav__link"> <span class="md-ellipsis"> sqlite </span> </a> </li> <li class="md-nav__item"> <a href="../../python/modules/time-datetime.html" class="md-nav__link"> <span class="md-ellipsis"> time & datetime </span> </a> </li> <li class="md-nav__item"> <a href="../../python/modules/unittest.html" class="md-nav__link"> <span class="md-ellipsis"> unittest </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_8_3" > <label class="md-nav__link" for="__nav_4_8_3" id="__nav_4_8_3_label" tabindex="0"> <span class="md-ellipsis"> Libraries </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="3" aria-labelledby="__nav_4_8_3_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_8_3"> <span class="md-nav__icon md-icon"></span> Libraries </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../python/libs/tkinter.html" class="md-nav__link"> <span class="md-ellipsis"> TKinter </span> </a> </li> <li class="md-nav__item"> <a href="../../python/libs/numpy.html" class="md-nav__link"> <span class="md-ellipsis"> Numpy </span> </a> </li> <li class="md-nav__item"> <a href="../../python/libs/pandas.html" class="md-nav__link"> <span class="md-ellipsis"> Pandas </span> </a> </li> <li class="md-nav__item"> <a href="../../python/libs/seaborn.html" class="md-nav__link"> <span class="md-ellipsis"> Seaborn </span> </a> </li> <li class="md-nav__item"> <a href="../../python/libs/requests.html" class="md-nav__link"> <span class="md-ellipsis"> Requests </span> </a> </li> <li class="md-nav__item"> <a href="../../python/libs/beautiful-soup.html" class="md-nav__link"> <span class="md-ellipsis"> Beatiful Soup </span> </a> </li> </ul> </nav> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--active md-nav__item--section md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_9" checked> <label class="md-nav__link" for="__nav_4_9" id="__nav_4_9_label" tabindex=""> <span class="md-ellipsis"> .NET </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="2" aria-labelledby="__nav_4_9_label" aria-expanded="true"> <label class="md-nav__title" for="__nav_4_9"> <span class="md-nav__icon md-icon"></span> .NET </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_9_1" > <label class="md-nav__link" for="__nav_4_9_1" id="__nav_4_9_1_label" tabindex="0"> <span class="md-ellipsis"> C# </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="3" aria-labelledby="__nav_4_9_1_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_9_1"> <span class="md-nav__icon md-icon"></span> C# </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../csharp/csharp.html" class="md-nav__link"> <span class="md-ellipsis"> C# </span> </a> </li> <li class="md-nav__item"> <a href="../csharp/linq.html" class="md-nav__link"> <span class="md-ellipsis"> Linq </span> </a> </li> <li class="md-nav__item"> <a href="../csharp/collections.html" class="md-nav__link"> <span class="md-ellipsis"> Collections </span> </a> </li> <li class="md-nav__item"> <a href="../csharp/reactive-extensions.html" class="md-nav__link"> <span class="md-ellipsis"> Reactive Extensions </span> </a> </li> <li class="md-nav__item"> <a href="../csharp/async-programming.html" class="md-nav__link"> <span class="md-ellipsis"> Async Programming </span> </a> </li> <li class="md-nav__item"> <a href="../csharp/unit-tests.html" class="md-nav__link"> <span class="md-ellipsis"> Unit Tests </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--active md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_9_2" checked> <label class="md-nav__link" for="__nav_4_9_2" id="__nav_4_9_2_label" tabindex="0"> <span class="md-ellipsis"> ASP.NET </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="3" aria-labelledby="__nav_4_9_2_label" aria-expanded="true"> <label class="md-nav__title" for="__nav_4_9_2"> <span class="md-nav__icon md-icon"></span> ASP.NET </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item md-nav__item--active"> <input class="md-nav__toggle md-toggle" type="checkbox" id="__toc"> <label class="md-nav__link md-nav__link--active" for="__toc"> <span class="md-ellipsis"> Minimal API </span> <span class="md-nav__icon md-icon"></span> </label> <a href="minimal-api.html" class="md-nav__link md-nav__link--active"> <span class="md-ellipsis"> Minimal API </span> </a> <nav class="md-nav md-nav--secondary" aria-label="Table of contents"> <label class="md-nav__title" for="__toc"> <span class="md-nav__icon md-icon"></span> Table of contents </label> <ul class="md-nav__list" data-md-component="toc" data-md-scrollfix> <li class="md-nav__item"> <a href="#application-settings" class="md-nav__link"> <span class="md-ellipsis"> Application Settings </span> </a> <nav class="md-nav" aria-label="Application Settings"> <ul class="md-nav__list"> <li class="md-nav__item"> <a href="#user-secrets" class="md-nav__link"> <span class="md-ellipsis"> User Secrets </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item"> <a href="#swagger" class="md-nav__link"> <span class="md-ellipsis"> Swagger </span> </a> </li> <li class="md-nav__item"> <a href="#mvc" class="md-nav__link"> <span class="md-ellipsis"> MVC </span> </a> </li> <li class="md-nav__item"> <a href="#routing-handlers-results" class="md-nav__link"> <span class="md-ellipsis"> Routing, Handlers & Results </span> </a> <nav class="md-nav" aria-label="Routing, Handlers & Results"> <ul class="md-nav__list"> <li class="md-nav__item"> <a href="#route-groups" class="md-nav__link"> <span class="md-ellipsis"> Route Groups </span> </a> </li> <li class="md-nav__item"> <a href="#typedresults" class="md-nav__link"> <span class="md-ellipsis"> TypedResults </span> </a> </li> <li class="md-nav__item"> <a href="#multiple-result-types" class="md-nav__link"> <span class="md-ellipsis"> Multiple Result Types </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item"> <a href="#filters" class="md-nav__link"> <span class="md-ellipsis"> Filters </span> </a> </li> <li class="md-nav__item"> <a href="#context" class="md-nav__link"> <span class="md-ellipsis"> Context </span> </a> </li> <li class="md-nav__item"> <a href="#openapi" class="md-nav__link"> <span class="md-ellipsis"> OpenAPI </span> </a> </li> <li class="md-nav__item"> <a href="#validation" class="md-nav__link"> <span class="md-ellipsis"> Validation </span> </a> </li> <li class="md-nav__item"> <a href="#json-serialization" class="md-nav__link"> <span class="md-ellipsis"> JSON Serialization </span> </a> </li> <li class="md-nav__item"> <a href="#authorization" class="md-nav__link"> <span class="md-ellipsis"> Authorization </span> </a> <nav class="md-nav" aria-label="Authorization"> <ul class="md-nav__list"> <li class="md-nav__item"> <a href="#local-jwt-tokens" class="md-nav__link"> <span class="md-ellipsis"> Local JWT Tokens </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item"> <a href="#output-caching" class="md-nav__link"> <span class="md-ellipsis"> Output Caching </span> </a> <nav class="md-nav" aria-label="Output Caching"> <ul class="md-nav__list"> <li class="md-nav__item"> <a href="#cache-eviction" class="md-nav__link"> <span class="md-ellipsis"> Cache Eviction </span> </a> </li> <li class="md-nav__item"> <a href="#custom-cache-policy" class="md-nav__link"> <span class="md-ellipsis"> Custom Cache Policy </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item"> <a href="#options-pattern" class="md-nav__link"> <span class="md-ellipsis"> Options Pattern </span> </a> <nav class="md-nav" aria-label="Options Pattern"> <ul class="md-nav__list"> <li class="md-nav__item"> <a href="#options-interfaces" class="md-nav__link"> <span class="md-ellipsis"> Options interfaces </span> </a> </li> </ul> </nav> </li> </ul> </nav> </li> <li class="md-nav__item"> <a href="filters.html" class="md-nav__link"> <span class="md-ellipsis"> FIlters </span> </a> </li> <li class="md-nav__item"> <a href="middleware.html" class="md-nav__link"> <span class="md-ellipsis"> Middleware </span> </a> </li> <li class="md-nav__item"> <a href="razor-syntax.html" class="md-nav__link"> <span class="md-ellipsis"> Razor Syntax </span> </a> </li> <li class="md-nav__item"> <a href="blazor.html" class="md-nav__link"> <span class="md-ellipsis"> Blazor </span> </a> </li> <li class="md-nav__item"> <a href="signalr.html" class="md-nav__link"> <span class="md-ellipsis"> SignalR </span> </a> </li> <li class="md-nav__item"> <a href="web-forms.html" class="md-nav__link"> <span class="md-ellipsis"> Web Forms </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_9_3" > <label class="md-nav__link" for="__nav_4_9_3" id="__nav_4_9_3_label" tabindex="0"> <span class="md-ellipsis"> Database </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="3" aria-labelledby="__nav_4_9_3_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_9_3"> <span class="md-nav__icon md-icon"></span> Database </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../database/ado.net.html" class="md-nav__link"> <span class="md-ellipsis"> ADO.NET </span> </a> </li> <li class="md-nav__item"> <a href="../database/entity-framework.html" class="md-nav__link"> <span class="md-ellipsis"> Entity Framework </span> </a> </li> </ul> </nav> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--section md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_10" > <label class="md-nav__link" for="__nav_4_10" id="__nav_4_10_label" tabindex=""> <span class="md-ellipsis"> Java </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="2" aria-labelledby="__nav_4_10_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_10"> <span class="md-nav__icon md-icon"></span> Java </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../java/java.html" class="md-nav__link"> <span class="md-ellipsis"> Java </span> </a> </li> <li class="md-nav__item"> <a href="../../java/java-collection-framework.html" class="md-nav__link"> <span class="md-ellipsis"> Java Collection Framework </span> </a> </li> <li class="md-nav__item"> <a href="../../java/dao.html" class="md-nav__link"> <span class="md-ellipsis"> DAO </span> </a> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_10_4" > <label class="md-nav__link" for="__nav_4_10_4" id="__nav_4_10_4_label" tabindex="0"> <span class="md-ellipsis"> Web </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="3" aria-labelledby="__nav_4_10_4_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_10_4"> <span class="md-nav__icon md-icon"></span> Web </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../java/web/servlet.html" class="md-nav__link"> <span class="md-ellipsis"> Serverlet </span> </a> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_10_4_2" > <label class="md-nav__link" for="__nav_4_10_4_2" id="__nav_4_10_4_2_label" tabindex="0"> <span class="md-ellipsis"> Spring </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="4" aria-labelledby="__nav_4_10_4_2_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_10_4_2"> <span class="md-nav__icon md-icon"></span> Spring </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../java/spring/pom.xml.html" class="md-nav__link"> <span class="md-ellipsis"> POM </span> </a> </li> <li class="md-nav__item"> <a href="../../java/spring/spring-project.html" class="md-nav__link"> <span class="md-ellipsis"> Project Structure </span> </a> </li> </ul> </nav> </li> </ul> </nav> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--section md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_11" > <label class="md-nav__link" for="__nav_4_11" id="__nav_4_11_label" tabindex=""> <span class="md-ellipsis"> PHP </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="2" aria-labelledby="__nav_4_11_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_11"> <span class="md-nav__icon md-icon"></span> PHP </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../php/php.html" class="md-nav__link"> <span class="md-ellipsis"> PHP </span> </a> </li> <li class="md-nav__item"> <a href="../../php/database.html" class="md-nav__link"> <span class="md-ellipsis"> Database </span> </a> </li> <li class="md-nav__item"> <a href="../../php/web.html" class="md-nav__link"> <span class="md-ellipsis"> Web </span> </a> </li> <li class="md-nav__item"> <a href="../../php/dependency-injection.html" class="md-nav__link"> <span class="md-ellipsis"> Dependency Injection </span> </a> </li> <li class="md-nav__item"> <a href="../../php/unit-tests.html" class="md-nav__link"> <span class="md-ellipsis"> Unit Tests </span> </a> </li> <li class="md-nav__item"> <a href="../../php/composer.html" class="md-nav__link"> <span class="md-ellipsis"> Composer </span> </a> </li> <li class="md-nav__item"> <a href="../../php/psr-7.html" class="md-nav__link"> <span class="md-ellipsis"> PSR 7 </span> </a> </li> <li class="md-nav__item"> <a href="../../php/plates-templating.html" class="md-nav__link"> <span class="md-ellipsis"> Plates </span> </a> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_11_9" > <label class="md-nav__link" for="__nav_4_11_9" id="__nav_4_11_9_label" tabindex="0"> <span class="md-ellipsis"> Simple MVC </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="3" aria-labelledby="__nav_4_11_9_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_11_9"> <span class="md-nav__icon md-icon"></span> Simple MVC </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../php/simple-mvc/simple-mvc.html" class="md-nav__link"> <span class="md-ellipsis"> Simple MVC </span> </a> </li> <li class="md-nav__item"> <a href="../../php/simple-mvc/rest-api.html" class="md-nav__link"> <span class="md-ellipsis"> REST API </span> </a> </li> </ul> </nav> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--section md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_12" > <label class="md-nav__link" for="__nav_4_12" id="__nav_4_12_label" tabindex=""> <span class="md-ellipsis"> Rust </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="2" aria-labelledby="__nav_4_12_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_12"> <span class="md-nav__icon md-icon"></span> Rust </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../rust/rust.html" class="md-nav__link"> <span class="md-ellipsis"> Rust </span> </a> </li> <li class="md-nav__item"> <a href="../../rust/macros.html" class="md-nav__link"> <span class="md-ellipsis"> Macros </span> </a> </li> <li class="md-nav__item"> <a href="../../rust/cargo.html" class="md-nav__link"> <span class="md-ellipsis"> Cargo </span> </a> </li> <li class="md-nav__item"> <a href="../../rust/concurrency.html" class="md-nav__link"> <span class="md-ellipsis"> Concurrency </span> </a> </li> <li class="md-nav__item"> <a href="../../rust/unit-tests.html" class="md-nav__link"> <span class="md-ellipsis"> Unit Tests </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--section md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_13" > <label class="md-nav__link" for="__nav_4_13" id="__nav_4_13_label" tabindex=""> <span class="md-ellipsis"> Javascript </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="2" aria-labelledby="__nav_4_13_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_13"> <span class="md-nav__icon md-icon"></span> Javascript </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../javascript/javascript.html" class="md-nav__link"> <span class="md-ellipsis"> Javascript </span> </a> </li> <li class="md-nav__item"> <a href="../../javascript/dom.html" class="md-nav__link"> <span class="md-ellipsis"> DOM </span> </a> </li> <li class="md-nav__item"> <a href="../../javascript/events-animation.html" class="md-nav__link"> <span class="md-ellipsis"> Events & Animation </span> </a> </li> <li class="md-nav__item"> <a href="../../javascript/ajax.html" class="md-nav__link"> <span class="md-ellipsis"> AJAX </span> </a> </li> <li class="md-nav__item"> <a href="../../javascript/jquery.html" class="md-nav__link"> <span class="md-ellipsis"> jQuery </span> </a> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_13_6" > <label class="md-nav__link" for="__nav_4_13_6" id="__nav_4_13_6_label" tabindex="0"> <span class="md-ellipsis"> React </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="3" aria-labelledby="__nav_4_13_6_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_13_6"> <span class="md-nav__icon md-icon"></span> React </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../javascript/react/react.html" class="md-nav__link"> <span class="md-ellipsis"> React </span> </a> </li> <li class="md-nav__item"> <a href="../../javascript/react/react-router.html" class="md-nav__link"> <span class="md-ellipsis"> React Router </span> </a> </li> <li class="md-nav__item"> <a href="../../javascript/react/react-tests.html" class="md-nav__link"> <span class="md-ellipsis"> React Tests </span> </a> </li> <li class="md-nav__item"> <a href="../../javascript/react/redux.html" class="md-nav__link"> <span class="md-ellipsis"> Redux </span> </a> </li> <li class="md-nav__item"> <a href="../../javascript/react/redux-tests.html" class="md-nav__link"> <span class="md-ellipsis"> Redux Tests </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item"> <a href="../../javascript/svelte/svelte.html" class="md-nav__link"> <span class="md-ellipsis"> Svelte </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--section md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_14" > <label class="md-nav__link" for="__nav_4_14" id="__nav_4_14_label" tabindex=""> <span class="md-ellipsis"> PowerShell </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="2" aria-labelledby="__nav_4_14_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_14"> <span class="md-nav__icon md-icon"></span> PowerShell </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../powershell/scripting.html" class="md-nav__link"> <span class="md-ellipsis"> Scripting </span> </a> </li> <li class="md-nav__item"> <a href="../../powershell/commands.html" class="md-nav__link"> <span class="md-ellipsis"> Commands </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--section md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4_15" > <label class="md-nav__link" for="__nav_4_15" id="__nav_4_15_label" tabindex=""> <span class="md-ellipsis"> Bash </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="2" aria-labelledby="__nav_4_15_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_4_15"> <span class="md-nav__icon md-icon"></span> Bash </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../bash/scripting.html" class="md-nav__link"> <span class="md-ellipsis"> Scripting </span> </a> </li> <li class="md-nav__item"> <a href="../../bash/commands.html" class="md-nav__link"> <span class="md-ellipsis"> Commands </span> </a> </li> </ul> </nav> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5" > <label class="md-nav__link" for="__nav_5" id="__nav_5_label" tabindex="0"> <span class="md-ellipsis"> Misc </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="1" aria-labelledby="__nav_5_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_5"> <span class="md-nav__icon md-icon"></span> Misc </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../../misc/git.html" class="md-nav__link"> <span class="md-ellipsis"> Git </span> </a> </li> <li class="md-nav__item"> <a href="../../../misc/graph-ql.html" class="md-nav__link"> <span class="md-ellipsis"> GraphQL </span> </a> </li> <li class="md-nav__item"> <a href="../../../misc/regular-expressions.html" class="md-nav__link"> <span class="md-ellipsis"> RegEx </span> </a> </li> <li class="md-nav__item"> <a href="../../../misc/ssh.html" class="md-nav__link"> <span class="md-ellipsis"> SSH </span> </a> </li> <li class="md-nav__item"> <a href="../../../misc/web-components.html" class="md-nav__link"> <span class="md-ellipsis"> WebComponents </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_6" > <label class="md-nav__link" for="__nav_6" id="__nav_6_label" tabindex="0"> <span class="md-ellipsis"> Linux </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="1" aria-labelledby="__nav_6_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_6"> <span class="md-nav__icon md-icon"></span> Linux </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_6_1" > <label class="md-nav__link" for="__nav_6_1" id="__nav_6_1_label" tabindex="0"> <span class="md-ellipsis"> Filesystem </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="2" aria-labelledby="__nav_6_1_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_6_1"> <span class="md-nav__icon md-icon"></span> Filesystem </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../../linux/filesystem/file-links.html" class="md-nav__link"> <span class="md-ellipsis"> File Links </span> </a> </li> <li class="md-nav__item"> <a href="../../../linux/filesystem/procfs.html" class="md-nav__link"> <span class="md-ellipsis"> /proc </span> </a> </li> <li class="md-nav__item"> <a href="../../../linux/filesystem/sysfs.html" class="md-nav__link"> <span class="md-ellipsis"> /sys </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--nested"> <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_6_2" > <label class="md-nav__link" for="__nav_6_2" id="__nav_6_2_label" tabindex="0"> <span class="md-ellipsis"> System Init </span> <span class="md-nav__icon md-icon"></span> </label> <nav class="md-nav" data-md-level="2" aria-labelledby="__nav_6_2_label" aria-expanded="false"> <label class="md-nav__title" for="__nav_6_2"> <span class="md-nav__icon md-icon"></span> System Init </label> <ul class="md-nav__list" data-md-scrollfix> <li class="md-nav__item"> <a href="../../../linux/init/systemd.html" class="md-nav__link"> <span class="md-ellipsis"> Systemd </span> </a> </li> <li class="md-nav__item"> <a href="../../../linux/init/open-rc.html" class="md-nav__link"> <span class="md-ellipsis"> OpenRC </span> </a> </li> </ul> </nav> </li> </ul> </nav> </li> </ul> </nav> </div> </div> </div> <div class="md-sidebar md-sidebar--secondary" data-md-component="sidebar" data-md-type="toc" > <div class="md-sidebar__scrollwrap"> <div class="md-sidebar__inner"> <nav class="md-nav md-nav--secondary" aria-label="Table of contents"> <label class="md-nav__title" for="__toc"> <span class="md-nav__icon md-icon"></span> Table of contents </label> <ul class="md-nav__list" data-md-component="toc" data-md-scrollfix> <li class="md-nav__item"> <a href="#application-settings" class="md-nav__link"> <span class="md-ellipsis"> Application Settings </span> </a> <nav class="md-nav" aria-label="Application Settings"> <ul class="md-nav__list"> <li class="md-nav__item"> <a href="#user-secrets" class="md-nav__link"> <span class="md-ellipsis"> User Secrets </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item"> <a href="#swagger" class="md-nav__link"> <span class="md-ellipsis"> Swagger </span> </a> </li> <li class="md-nav__item"> <a href="#mvc" class="md-nav__link"> <span class="md-ellipsis"> MVC </span> </a> </li> <li class="md-nav__item"> <a href="#routing-handlers-results" class="md-nav__link"> <span class="md-ellipsis"> Routing, Handlers & Results </span> </a> <nav class="md-nav" aria-label="Routing, Handlers & Results"> <ul class="md-nav__list"> <li class="md-nav__item"> <a href="#route-groups" class="md-nav__link"> <span class="md-ellipsis"> Route Groups </span> </a> </li> <li class="md-nav__item"> <a href="#typedresults" class="md-nav__link"> <span class="md-ellipsis"> TypedResults </span> </a> </li> <li class="md-nav__item"> <a href="#multiple-result-types" class="md-nav__link"> <span class="md-ellipsis"> Multiple Result Types </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item"> <a href="#filters" class="md-nav__link"> <span class="md-ellipsis"> Filters </span> </a> </li> <li class="md-nav__item"> <a href="#context" class="md-nav__link"> <span class="md-ellipsis"> Context </span> </a> </li> <li class="md-nav__item"> <a href="#openapi" class="md-nav__link"> <span class="md-ellipsis"> OpenAPI </span> </a> </li> <li class="md-nav__item"> <a href="#validation" class="md-nav__link"> <span class="md-ellipsis"> Validation </span> </a> </li> <li class="md-nav__item"> <a href="#json-serialization" class="md-nav__link"> <span class="md-ellipsis"> JSON Serialization </span> </a> </li> <li class="md-nav__item"> <a href="#authorization" class="md-nav__link"> <span class="md-ellipsis"> Authorization </span> </a> <nav class="md-nav" aria-label="Authorization"> <ul class="md-nav__list"> <li class="md-nav__item"> <a href="#local-jwt-tokens" class="md-nav__link"> <span class="md-ellipsis"> Local JWT Tokens </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item"> <a href="#output-caching" class="md-nav__link"> <span class="md-ellipsis"> Output Caching </span> </a> <nav class="md-nav" aria-label="Output Caching"> <ul class="md-nav__list"> <li class="md-nav__item"> <a href="#cache-eviction" class="md-nav__link"> <span class="md-ellipsis"> Cache Eviction </span> </a> </li> <li class="md-nav__item"> <a href="#custom-cache-policy" class="md-nav__link"> <span class="md-ellipsis"> Custom Cache Policy </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item"> <a href="#options-pattern" class="md-nav__link"> <span class="md-ellipsis"> Options Pattern </span> </a> <nav class="md-nav" aria-label="Options Pattern"> <ul class="md-nav__list"> <li class="md-nav__item"> <a href="#options-interfaces" class="md-nav__link"> <span class="md-ellipsis"> Options interfaces </span> </a> </li> </ul> </nav> </li> </ul> </nav> </div> </div> </div> <div class="md-content" data-md-component="content"> <article class="md-content__inner md-typeset"> <h1 id="minimal-api">Minimal API</h1> <blockquote> <p><strong>Note</strong>: Requires .NET 6+</p> </blockquote> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-1"> 1</a></span> <span class="normal"><a href="#__codelineno-0-2"> 2</a></span> <span class="normal"><a href="#__codelineno-0-3"> 3</a></span> <span class="normal"><a href="#__codelineno-0-4"> 4</a></span> <span class="normal"><a href="#__codelineno-0-5"> 5</a></span> <span class="normal"><a href="#__codelineno-0-6"> 6</a></span> <span class="normal"><a href="#__codelineno-0-7"> 7</a></span> <span class="normal"><a href="#__codelineno-0-8"> 8</a></span> <span class="normal"><a href="#__codelineno-0-9"> 9</a></span> <span class="normal"><a href="#__codelineno-0-10">10</a></span> <span class="normal"><a href="#__codelineno-0-11">11</a></span> <span class="normal"><a href="#__codelineno-0-12">12</a></span> <span class="normal"><a href="#__codelineno-0-13">13</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-1" name="__codelineno-0-1"></a><span class="kt">var</span><span class="w"> </span><span class="n">builder</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">WebApplication</span><span class="p">.</span><span class="n">CreateBuilder</span><span class="p">(</span><span class="n">args</span><span class="p">);</span> <a id="__codelineno-0-2" name="__codelineno-0-2"></a> <a id="__codelineno-0-3" name="__codelineno-0-3"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">AddSingleton</span><span class="o"><</span><span class="n">IService</span><span class="p">,</span><span class="w"> </span><span class="n">Service</span><span class="o">></span><span class="p">();</span> <a id="__codelineno-0-4" name="__codelineno-0-4"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">AddScoped</span><span class="o"><</span><span class="n">IService</span><span class="p">,</span><span class="w"> </span><span class="n">Service</span><span class="o">></span><span class="p">();</span> <a id="__codelineno-0-5" name="__codelineno-0-5"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">AddTransient</span><span class="o"><</span><span class="n">IService</span><span class="p">,</span><span class="w"> </span><span class="n">Service</span><span class="o">></span><span class="p">();</span> <a id="__codelineno-0-6" name="__codelineno-0-6"></a> <a id="__codelineno-0-7" name="__codelineno-0-7"></a><span class="kt">var</span><span class="w"> </span><span class="n">app</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">builder</span><span class="p">.</span><span class="n">Build</span><span class="p">();</span> <a id="__codelineno-0-8" name="__codelineno-0-8"></a> <a id="__codelineno-0-9" name="__codelineno-0-9"></a><span class="c1">// [...]</span> <a id="__codelineno-0-10" name="__codelineno-0-10"></a> <a id="__codelineno-0-11" name="__codelineno-0-11"></a><span class="n">app</span><span class="p">.</span><span class="n">Run</span><span class="p">();</span> <a id="__codelineno-0-12" name="__codelineno-0-12"></a><span class="c1">//or</span> <a id="__codelineno-0-13" name="__codelineno-0-13"></a><span class="n">app</span><span class="p">.</span><span class="n">RunAsync</span><span class="p">();</span> </code></pre></div></td></tr></table></div> <h2 id="application-settings">Application Settings</h2> <p>App settings are loaded (in order) from:</p> <ol> <li><code>appsettings.json</code></li> <li><code>appsettings.<Environment>.json</code></li> <li>User Secrets</li> </ol> <p>The environment is controlled by the env var <code>ASPNETCORE_ENVIRONMENT</code>. If a setting is present in multiple locations, the last one is used and overrides the previous ones.</p> <h3 id="user-secrets">User Secrets</h3> <p>User secrets are specific to each machine and can be initialized with <code>dotnet user-secrets init</code>. Each application is linked with it's settings by a guid.</p> <p>The settings are stored in:</p> <ul> <li><code>%APPDATA%\Microsoft\UserSecrets\<user_secrets_id>\secrets.json</code> (Windows)</li> <li><code>~/.microsoft/usersecrets/<user_secrets_id>/secrets.json</code> (Linux/macOS)</li> </ul> <p>Setting a value is done with <code>dotnet user-secrets set <key> <value></code>, keys can be nested by separating each level with <code>:</code> or <code>__</code>.</p> <h2 id="swagger">Swagger</h2> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-1-1"> 1</a></span> <span class="normal"><a href="#__codelineno-1-2"> 2</a></span> <span class="normal"><a href="#__codelineno-1-3"> 3</a></span> <span class="normal"><a href="#__codelineno-1-4"> 4</a></span> <span class="normal"><a href="#__codelineno-1-5"> 5</a></span> <span class="normal"><a href="#__codelineno-1-6"> 6</a></span> <span class="normal"><a href="#__codelineno-1-7"> 7</a></span> <span class="normal"><a href="#__codelineno-1-8"> 8</a></span> <span class="normal"><a href="#__codelineno-1-9"> 9</a></span> <span class="normal"><a href="#__codelineno-1-10">10</a></span> <span class="normal"><a href="#__codelineno-1-11">11</a></span> <span class="normal"><a href="#__codelineno-1-12">12</a></span> <span class="normal"><a href="#__codelineno-1-13">13</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-1-1" name="__codelineno-1-1"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">AddEndpointsApiExplorer</span><span class="p">();</span> <a id="__codelineno-1-2" name="__codelineno-1-2"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">AddSwaggerGen</span><span class="p">();</span> <a id="__codelineno-1-3" name="__codelineno-1-3"></a> <a id="__codelineno-1-4" name="__codelineno-1-4"></a><span class="c1">// [...]</span> <a id="__codelineno-1-5" name="__codelineno-1-5"></a> <a id="__codelineno-1-6" name="__codelineno-1-6"></a><span class="n">app</span><span class="p">.</span><span class="n">UseSwagger</span><span class="p">();</span> <a id="__codelineno-1-7" name="__codelineno-1-7"></a><span class="n">app</span><span class="p">.</span><span class="n">UseSwaggerUI</span><span class="p">();</span> <a id="__codelineno-1-8" name="__codelineno-1-8"></a> <a id="__codelineno-1-9" name="__codelineno-1-9"></a><span class="c1">// add returned content metadata to Swagger</span> <a id="__codelineno-1-10" name="__codelineno-1-10"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/route"</span><span class="p">,</span><span class="w"> </span><span class="n">Handler</span><span class="p">).</span><span class="n">Produces</span><span class="o"><</span><span class="n">Type</span><span class="o">></span><span class="p">(</span><span class="n">statusCode</span><span class="p">);</span> <a id="__codelineno-1-11" name="__codelineno-1-11"></a> <a id="__codelineno-1-12" name="__codelineno-1-12"></a><span class="c1">// add request body contents metadata to Swagger</span> <a id="__codelineno-1-13" name="__codelineno-1-13"></a><span class="n">app</span><span class="p">.</span><span class="n">MapPost</span><span class="p">(</span><span class="s">"/route"</span><span class="p">,</span><span class="w"> </span><span class="n">Handler</span><span class="p">).</span><span class="n">Accepts</span><span class="o"><</span><span class="n">Type</span><span class="o">></span><span class="p">(</span><span class="n">contentType</span><span class="p">);</span> </code></pre></div></td></tr></table></div> <h2 id="mvc">MVC</h2> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-2-1"> 1</a></span> <span class="normal"><a href="#__codelineno-2-2"> 2</a></span> <span class="normal"><a href="#__codelineno-2-3"> 3</a></span> <span class="normal"><a href="#__codelineno-2-4"> 4</a></span> <span class="normal"><a href="#__codelineno-2-5"> 5</a></span> <span class="normal"><a href="#__codelineno-2-6"> 6</a></span> <span class="normal"><a href="#__codelineno-2-7"> 7</a></span> <span class="normal"><a href="#__codelineno-2-8"> 8</a></span> <span class="normal"><a href="#__codelineno-2-9"> 9</a></span> <span class="normal"><a href="#__codelineno-2-10">10</a></span> <span class="normal"><a href="#__codelineno-2-11">11</a></span> <span class="normal"><a href="#__codelineno-2-12">12</a></span> <span class="normal"><a href="#__codelineno-2-13">13</a></span> <span class="normal"><a href="#__codelineno-2-14">14</a></span> <span class="normal"><a href="#__codelineno-2-15">15</a></span> <span class="normal"><a href="#__codelineno-2-16">16</a></span> <span class="normal"><a href="#__codelineno-2-17">17</a></span> <span class="normal"><a href="#__codelineno-2-18">18</a></span> <span class="normal"><a href="#__codelineno-2-19">19</a></span> <span class="normal"><a href="#__codelineno-2-20">20</a></span> <span class="normal"><a href="#__codelineno-2-21">21</a></span> <span class="normal"><a href="#__codelineno-2-22">22</a></span> <span class="normal"><a href="#__codelineno-2-23">23</a></span> <span class="normal"><a href="#__codelineno-2-24">24</a></span> <span class="normal"><a href="#__codelineno-2-25">25</a></span> <span class="normal"><a href="#__codelineno-2-26">26</a></span> <span class="normal"><a href="#__codelineno-2-27">27</a></span> <span class="normal"><a href="#__codelineno-2-28">28</a></span> <span class="normal"><a href="#__codelineno-2-29">29</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-2-1" name="__codelineno-2-1"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">AddControllersWithViews</span><span class="p">();</span> <a id="__codelineno-2-2" name="__codelineno-2-2"></a><span class="c1">//or</span> <a id="__codelineno-2-3" name="__codelineno-2-3"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">AddControllers</span><span class="p">();</span> <a id="__codelineno-2-4" name="__codelineno-2-4"></a> <a id="__codelineno-2-5" name="__codelineno-2-5"></a><span class="c1">// Configure the HTTP request pipeline.</span> <a id="__codelineno-2-6" name="__codelineno-2-6"></a><span class="k">if</span><span class="w"> </span><span class="p">(</span><span class="n">app</span><span class="p">.</span><span class="n">Environment</span><span class="p">.</span><span class="n">IsDevelopment</span><span class="p">())</span> <a id="__codelineno-2-7" name="__codelineno-2-7"></a><span class="p">{</span> <a id="__codelineno-2-8" name="__codelineno-2-8"></a><span class="w"> </span><span class="n">app</span><span class="p">.</span><span class="n">UseDeveloperExceptionPage</span><span class="p">();</span> <a id="__codelineno-2-9" name="__codelineno-2-9"></a><span class="p">}</span> <a id="__codelineno-2-10" name="__codelineno-2-10"></a><span class="k">else</span> <a id="__codelineno-2-11" name="__codelineno-2-11"></a><span class="p">{</span> <a id="__codelineno-2-12" name="__codelineno-2-12"></a><span class="w"> </span><span class="n">app</span><span class="p">.</span><span class="n">UseExceptionHandler</span><span class="p">(</span><span class="s">"/Home/Error"</span><span class="p">);</span> <a id="__codelineno-2-13" name="__codelineno-2-13"></a> <a id="__codelineno-2-14" name="__codelineno-2-14"></a><span class="w"> </span><span class="c1">// The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.</span> <a id="__codelineno-2-15" name="__codelineno-2-15"></a><span class="w"> </span><span class="n">app</span><span class="p">.</span><span class="n">UseHsts</span><span class="p">();</span> <a id="__codelineno-2-16" name="__codelineno-2-16"></a><span class="p">}</span> <a id="__codelineno-2-17" name="__codelineno-2-17"></a> <a id="__codelineno-2-18" name="__codelineno-2-18"></a><span class="n">app</span><span class="p">.</span><span class="n">UseHttpsRedirection</span><span class="p">();</span> <a id="__codelineno-2-19" name="__codelineno-2-19"></a><span class="n">app</span><span class="p">.</span><span class="n">UseStaticFiles</span><span class="p">();</span> <a id="__codelineno-2-20" name="__codelineno-2-20"></a> <a id="__codelineno-2-21" name="__codelineno-2-21"></a><span class="n">app</span><span class="p">.</span><span class="n">UseRouting</span><span class="p">();</span> <a id="__codelineno-2-22" name="__codelineno-2-22"></a> <a id="__codelineno-2-23" name="__codelineno-2-23"></a><span class="n">app</span><span class="p">.</span><span class="n">UseAuthorization</span><span class="p">();</span> <a id="__codelineno-2-24" name="__codelineno-2-24"></a> <a id="__codelineno-2-25" name="__codelineno-2-25"></a><span class="n">app</span><span class="p">.</span><span class="n">MapControllers</span><span class="p">();</span> <a id="__codelineno-2-26" name="__codelineno-2-26"></a><span class="c1">// or</span> <a id="__codelineno-2-27" name="__codelineno-2-27"></a><span class="n">app</span><span class="p">.</span><span class="n">MapControllerRoute</span><span class="p">(</span> <a id="__codelineno-2-28" name="__codelineno-2-28"></a><span class="w"> </span><span class="n">name</span><span class="p">:</span><span class="w"> </span><span class="s">"default"</span><span class="p">,</span> <a id="__codelineno-2-29" name="__codelineno-2-29"></a><span class="w"> </span><span class="n">pattern</span><span class="p">:</span><span class="w"> </span><span class="s">"{controller=Home}/{action=Index}/{id?}"</span><span class="p">);</span> </code></pre></div></td></tr></table></div> <h2 id="routing-handlers-results">Routing, Handlers & Results</h2> <p>To define routes and handlers using Minimal APIs, use the <code>Map(Get|Post|Put|Delete)</code> methods.</p> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-3-1">1</a></span> <span class="normal"><a href="#__codelineno-3-2">2</a></span> <span class="normal"><a href="#__codelineno-3-3">3</a></span> <span class="normal"><a href="#__codelineno-3-4">4</a></span> <span class="normal"><a href="#__codelineno-3-5">5</a></span> <span class="normal"><a href="#__codelineno-3-6">6</a></span> <span class="normal"><a href="#__codelineno-3-7">7</a></span> <span class="normal"><a href="#__codelineno-3-8">8</a></span> <span class="normal"><a href="#__codelineno-3-9">9</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-3-1" name="__codelineno-3-1"></a><span class="c1">// the dependencies are passed as parameters in the handler delegate</span> <a id="__codelineno-3-2" name="__codelineno-3-2"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/route/{id}"</span><span class="p">,</span><span class="w"> </span><span class="p">(</span><span class="n">IService</span><span class="w"> </span><span class="n">service</span><span class="p">,</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">id</span><span class="p">)</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="p">{</span> <a id="__codelineno-3-3" name="__codelineno-3-3"></a> <a id="__codelineno-3-4" name="__codelineno-3-4"></a><span class="w"> </span><span class="k">return</span><span class="w"> </span><span class="n">entity</span><span class="w"> </span><span class="k">is</span><span class="w"> </span><span class="n">not</span><span class="w"> </span><span class="k">null</span><span class="w"> </span><span class="o">?</span><span class="w"> </span><span class="n">Results</span><span class="p">.</span><span class="n">Ok</span><span class="p">(</span><span class="n">entity</span><span class="p">)</span><span class="w"> </span><span class="p">:</span><span class="w"> </span><span class="n">Results</span><span class="p">.</span><span class="n">NotFound</span><span class="p">();</span> <a id="__codelineno-3-5" name="__codelineno-3-5"></a><span class="p">});</span> <a id="__codelineno-3-6" name="__codelineno-3-6"></a> <a id="__codelineno-3-7" name="__codelineno-3-7"></a><span class="c1">// pass delegate to use default values</span> <a id="__codelineno-3-8" name="__codelineno-3-8"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/search/{id}"</span><span class="p">,</span><span class="w"> </span><span class="n">Search</span><span class="p">);</span> <a id="__codelineno-3-9" name="__codelineno-3-9"></a><span class="n">IResult</span><span class="w"> </span><span class="nf">Search</span><span class="p">(</span><span class="kt">int</span><span class="w"> </span><span class="n">id</span><span class="p">,</span><span class="w"> </span><span class="kt">int?</span><span class="w"> </span><span class="n">page</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="m">1</span><span class="p">,</span><span class="w"> </span><span class="kt">int?</span><span class="w"> </span><span class="n">pageSize</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="m">10</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="cm">/* ... */</span><span class="w"> </span><span class="p">}</span> </code></pre></div></td></tr></table></div> <h3 id="route-groups">Route Groups</h3> <p>The <code>MapGroup()</code> extension method, which helps organize groups of endpoints with a common prefix.<br /> It allows for customizing entire groups of endpoints with a singe call to methods like <code>RequireAuthorization()</code> and <code>WithMetadata()</code>.</p> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-4-1">1</a></span> <span class="normal"><a href="#__codelineno-4-2">2</a></span> <span class="normal"><a href="#__codelineno-4-3">3</a></span> <span class="normal"><a href="#__codelineno-4-4">4</a></span> <span class="normal"><a href="#__codelineno-4-5">5</a></span> <span class="normal"><a href="#__codelineno-4-6">6</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-4-1" name="__codelineno-4-1"></a><span class="kt">var</span><span class="w"> </span><span class="k">group</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">app</span><span class="p">.</span><span class="n">MapGroup</span><span class="p">(</span><span class="s">"<route-prefix>"</span><span class="p">);</span> <a id="__codelineno-4-2" name="__codelineno-4-2"></a> <a id="__codelineno-4-3" name="__codelineno-4-3"></a><span class="k">group</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/"</span><span class="p">,</span><span class="w"> </span><span class="n">GetAllTodos</span><span class="p">);</span><span class="w"> </span><span class="c1">// route: /<route-prefix></span> <a id="__codelineno-4-4" name="__codelineno-4-4"></a><span class="k">group</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/{id}"</span><span class="p">,</span><span class="w"> </span><span class="n">GetTodo</span><span class="p">);</span><span class="w"> </span><span class="c1">// route: /<route-prefix>/{id}</span> <a id="__codelineno-4-5" name="__codelineno-4-5"></a> <a id="__codelineno-4-6" name="__codelineno-4-6"></a><span class="c1">// [...]</span> </code></pre></div></td></tr></table></div> <h3 id="typedresults"><code>TypedResults</code></h3> <p>The <code>Microsoft.AspNetCore.Http.TypedResults</code> static class is the “typed” equivalent of the existing <code>Microsoft.AspNetCore.Http.Results</code> class.<br /> It's possible to use <code>TypedResults</code> in minimal APIs to create instances of the in-framework <code>IResult</code>-implementing types and preserve the concrete type information.</p> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-5-1">1</a></span> <span class="normal"><a href="#__codelineno-5-2">2</a></span> <span class="normal"><a href="#__codelineno-5-3">3</a></span> <span class="normal"><a href="#__codelineno-5-4">4</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-5-1" name="__codelineno-5-1"></a><span class="k">public</span><span class="w"> </span><span class="k">static</span><span class="w"> </span><span class="k">async</span><span class="w"> </span><span class="n">Task</span><span class="o"><</span><span class="n">IResult</span><span class="o">></span><span class="w"> </span><span class="n">GetAllTodos</span><span class="p">(</span><span class="n">TodoDb</span><span class="w"> </span><span class="n">db</span><span class="p">)</span> <a id="__codelineno-5-2" name="__codelineno-5-2"></a><span class="p">{</span> <a id="__codelineno-5-3" name="__codelineno-5-3"></a><span class="w"> </span><span class="k">return</span><span class="w"> </span><span class="n">TypedResults</span><span class="p">.</span><span class="n">Ok</span><span class="p">(</span><span class="k">await</span><span class="w"> </span><span class="n">db</span><span class="p">.</span><span class="n">Todos</span><span class="p">.</span><span class="n">ToArrayAsync</span><span class="p">());</span> <a id="__codelineno-5-4" name="__codelineno-5-4"></a><span class="p">}</span> </code></pre></div></td></tr></table></div> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-6-1"> 1</a></span> <span class="normal"><a href="#__codelineno-6-2"> 2</a></span> <span class="normal"><a href="#__codelineno-6-3"> 3</a></span> <span class="normal"><a href="#__codelineno-6-4"> 4</a></span> <span class="normal"><a href="#__codelineno-6-5"> 5</a></span> <span class="normal"><a href="#__codelineno-6-6"> 6</a></span> <span class="normal"><a href="#__codelineno-6-7"> 7</a></span> <span class="normal"><a href="#__codelineno-6-8"> 8</a></span> <span class="normal"><a href="#__codelineno-6-9"> 9</a></span> <span class="normal"><a href="#__codelineno-6-10">10</a></span> <span class="normal"><a href="#__codelineno-6-11">11</a></span> <span class="normal"><a href="#__codelineno-6-12">12</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-6-1" name="__codelineno-6-1"></a><span class="na">[Fact]</span> <a id="__codelineno-6-2" name="__codelineno-6-2"></a><span class="k">public</span><span class="w"> </span><span class="k">async</span><span class="w"> </span><span class="n">Task</span><span class="w"> </span><span class="nf">GetAllTodos_ReturnsOkOfObjectResult</span><span class="p">()</span> <a id="__codelineno-6-3" name="__codelineno-6-3"></a><span class="p">{</span> <a id="__codelineno-6-4" name="__codelineno-6-4"></a><span class="w"> </span><span class="c1">// Arrange</span> <a id="__codelineno-6-5" name="__codelineno-6-5"></a><span class="w"> </span><span class="kt">var</span><span class="w"> </span><span class="n">db</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">CreateDbContext</span><span class="p">();</span> <a id="__codelineno-6-6" name="__codelineno-6-6"></a> <a id="__codelineno-6-7" name="__codelineno-6-7"></a><span class="w"> </span><span class="c1">// Act</span> <a id="__codelineno-6-8" name="__codelineno-6-8"></a><span class="w"> </span><span class="kt">var</span><span class="w"> </span><span class="n">result</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">await</span><span class="w"> </span><span class="n">TodosApi</span><span class="p">.</span><span class="n">GetAllTodos</span><span class="p">(</span><span class="n">db</span><span class="p">);</span> <a id="__codelineno-6-9" name="__codelineno-6-9"></a> <a id="__codelineno-6-10" name="__codelineno-6-10"></a><span class="w"> </span><span class="c1">// Assert: Check the returned result type is correct</span> <a id="__codelineno-6-11" name="__codelineno-6-11"></a><span class="w"> </span><span class="n">Assert</span><span class="p">.</span><span class="n">IsType</span><span class="o"><</span><span class="n">Ok</span><span class="o"><</span><span class="n">Todo</span><span class="p">[]</span><span class="o">>></span><span class="p">(</span><span class="n">result</span><span class="p">);</span> <a id="__codelineno-6-12" name="__codelineno-6-12"></a><span class="p">}</span> </code></pre></div></td></tr></table></div> <h3 id="multiple-result-types">Multiple Result Types</h3> <p>The <code>Results<TResult1, TResult2, TResultN></code> generic union types, along with the <code>TypesResults</code> class, can be used to declare that a route handler returns multiple <code>IResult</code>-implementing concrete types.</p> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-7-1">1</a></span> <span class="normal"><a href="#__codelineno-7-2">2</a></span> <span class="normal"><a href="#__codelineno-7-3">3</a></span> <span class="normal"><a href="#__codelineno-7-4">4</a></span> <span class="normal"><a href="#__codelineno-7-5">5</a></span> <span class="normal"><a href="#__codelineno-7-6">6</a></span> <span class="normal"><a href="#__codelineno-7-7">7</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-7-1" name="__codelineno-7-1"></a><span class="c1">// Declare that the lambda returns multiple IResult types</span> <a id="__codelineno-7-2" name="__codelineno-7-2"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/todos/{id}"</span><span class="p">,</span><span class="w"> </span><span class="k">async</span><span class="w"> </span><span class="n">Results</span><span class="o"><</span><span class="n">Ok</span><span class="o"><</span><span class="n">Todo</span><span class="o">></span><span class="p">,</span><span class="w"> </span><span class="n">NotFound</span><span class="o">></span><span class="w"> </span><span class="p">(</span><span class="kt">int</span><span class="w"> </span><span class="n">id</span><span class="p">,</span><span class="w"> </span><span class="n">TodoDb</span><span class="w"> </span><span class="n">db</span><span class="p">)</span> <a id="__codelineno-7-3" name="__codelineno-7-3"></a><span class="p">{</span> <a id="__codelineno-7-4" name="__codelineno-7-4"></a><span class="w"> </span><span class="k">return</span><span class="w"> </span><span class="k">await</span><span class="w"> </span><span class="n">db</span><span class="p">.</span><span class="n">Todos</span><span class="p">.</span><span class="n">FindAsync</span><span class="p">(</span><span class="n">id</span><span class="p">)</span><span class="w"> </span><span class="k">is</span><span class="w"> </span><span class="n">Todo</span><span class="w"> </span><span class="n">todo</span> <a id="__codelineno-7-5" name="__codelineno-7-5"></a><span class="w"> </span><span class="o">?</span><span class="w"> </span><span class="n">TypedResults</span><span class="p">.</span><span class="n">Ok</span><span class="p">(</span><span class="n">todo</span><span class="p">)</span> <a id="__codelineno-7-6" name="__codelineno-7-6"></a><span class="w"> </span><span class="p">:</span><span class="w"> </span><span class="n">TypedResults</span><span class="p">.</span><span class="n">NotFound</span><span class="p">();</span> <a id="__codelineno-7-7" name="__codelineno-7-7"></a><span class="p">});</span> </code></pre></div></td></tr></table></div> <h2 id="filters">Filters</h2> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-8-1"> 1</a></span> <span class="normal"><a href="#__codelineno-8-2"> 2</a></span> <span class="normal"><a href="#__codelineno-8-3"> 3</a></span> <span class="normal"><a href="#__codelineno-8-4"> 4</a></span> <span class="normal"><a href="#__codelineno-8-5"> 5</a></span> <span class="normal"><a href="#__codelineno-8-6"> 6</a></span> <span class="normal"><a href="#__codelineno-8-7"> 7</a></span> <span class="normal"><a href="#__codelineno-8-8"> 8</a></span> <span class="normal"><a href="#__codelineno-8-9"> 9</a></span> <span class="normal"><a href="#__codelineno-8-10">10</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-8-1" name="__codelineno-8-1"></a><span class="k">public</span><span class="w"> </span><span class="k">class</span><span class="w"> </span><span class="nc">ExampleFilter</span><span class="w"> </span><span class="p">:</span><span class="w"> </span><span class="n">IRouteHandlerFilter</span> <a id="__codelineno-8-2" name="__codelineno-8-2"></a><span class="p">{</span> <a id="__codelineno-8-3" name="__codelineno-8-3"></a><span class="w"> </span><span class="k">public</span><span class="w"> </span><span class="k">async</span><span class="w"> </span><span class="n">ValueTask</span><span class="o"><</span><span class="kt">object?</span><span class="o">></span><span class="w"> </span><span class="n">InvokeAsync</span><span class="p">(</span><span class="n">RouteHandlerInvocationContext</span><span class="w"> </span><span class="n">context</span><span class="p">,</span><span class="w"> </span><span class="n">RouteHandlerFilterDelegate</span><span class="w"> </span><span class="n">next</span><span class="p">)</span> <a id="__codelineno-8-4" name="__codelineno-8-4"></a><span class="w"> </span><span class="p">{</span> <a id="__codelineno-8-5" name="__codelineno-8-5"></a><span class="w"> </span><span class="c1">// before endpoint call</span> <a id="__codelineno-8-6" name="__codelineno-8-6"></a><span class="w"> </span><span class="kt">var</span><span class="w"> </span><span class="n">result</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">next</span><span class="p">(</span><span class="n">context</span><span class="p">);</span> <a id="__codelineno-8-7" name="__codelineno-8-7"></a><span class="w"> </span><span class="c1">/// after endpoint call</span> <a id="__codelineno-8-8" name="__codelineno-8-8"></a><span class="w"> </span><span class="k">return</span><span class="w"> </span><span class="n">result</span><span class="p">;</span> <a id="__codelineno-8-9" name="__codelineno-8-9"></a><span class="w"> </span><span class="p">}</span> <a id="__codelineno-8-10" name="__codelineno-8-10"></a><span class="p">}</span> </code></pre></div></td></tr></table></div> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-9-1">1</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-9-1" name="__codelineno-9-1"></a><span class="n">app</span><span class="p">.</span><span class="n">MapPost</span><span class="p">(</span><span class="s">"/route"</span><span class="p">,</span><span class="w"> </span><span class="n">Handler</span><span class="p">).</span><span class="n">AddFilter</span><span class="o"><</span><span class="n">ExampleFilter</span><span class="o">></span><span class="p">();</span> </code></pre></div></td></tr></table></div> <h2 id="context">Context</h2> <p>With Minimal APIs it's possible to access the contextual information by passing one of the following types as a parameter to your handler delegate:</p> <ul> <li><code>HttpContext</code></li> <li><code>HttpRequest</code></li> <li><code>HttpResponse</code></li> <li><code>ClaimsPrincipal</code></li> <li><code>CancellationToken</code> (RequestAborted)</li> </ul> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-10-1">1</a></span> <span class="normal"><a href="#__codelineno-10-2">2</a></span> <span class="normal"><a href="#__codelineno-10-3">3</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-10-1" name="__codelineno-10-1"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/hello"</span><span class="p">,</span><span class="w"> </span><span class="p">(</span><span class="n">ClaimsPrincipal</span><span class="w"> </span><span class="n">user</span><span class="p">)</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="p">{</span> <a id="__codelineno-10-2" name="__codelineno-10-2"></a><span class="w"> </span><span class="k">return</span><span class="w"> </span><span class="s">"Hello "</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="n">user</span><span class="p">.</span><span class="n">FindFirstValue</span><span class="p">(</span><span class="s">"sub"</span><span class="p">);</span> <a id="__codelineno-10-3" name="__codelineno-10-3"></a><span class="p">});</span> </code></pre></div></td></tr></table></div> <h2 id="openapi">OpenAPI</h2> <p>The <code>Microsoft.AspNetCore.OpenApi</code> package exposes a <code>WithOpenApi</code> extension method that generates an <code>OpenApiOperation</code> derived from a given endpoint’s route handler and metadata.</p> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-11-1">1</a></span> <span class="normal"><a href="#__codelineno-11-2">2</a></span> <span class="normal"><a href="#__codelineno-11-3">3</a></span> <span class="normal"><a href="#__codelineno-11-4">4</a></span> <span class="normal"><a href="#__codelineno-11-5">5</a></span> <span class="normal"><a href="#__codelineno-11-6">6</a></span> <span class="normal"><a href="#__codelineno-11-7">7</a></span> <span class="normal"><a href="#__codelineno-11-8">8</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-11-1" name="__codelineno-11-1"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/todos/{id}"</span><span class="p">,</span><span class="w"> </span><span class="p">(</span><span class="kt">int</span><span class="w"> </span><span class="n">id</span><span class="p">)</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="p">...)</span> <a id="__codelineno-11-2" name="__codelineno-11-2"></a><span class="w"> </span><span class="p">.</span><span class="n">WithOpenApi</span><span class="p">();</span> <a id="__codelineno-11-3" name="__codelineno-11-3"></a> <a id="__codelineno-11-4" name="__codelineno-11-4"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/todos/{id}"</span><span class="p">,</span><span class="w"> </span><span class="p">(</span><span class="kt">int</span><span class="w"> </span><span class="n">id</span><span class="p">)</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="p">...)</span> <a id="__codelineno-11-5" name="__codelineno-11-5"></a><span class="w"> </span><span class="p">.</span><span class="n">WithOpenApi</span><span class="p">(</span><span class="n">operation</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="p">{</span> <a id="__codelineno-11-6" name="__codelineno-11-6"></a><span class="w"> </span><span class="n">operation</span><span class="p">.</span><span class="n">Summary</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s">"Retrieve a Todo given its ID"</span><span class="p">;</span> <a id="__codelineno-11-7" name="__codelineno-11-7"></a><span class="w"> </span><span class="n">operation</span><span class="p">.</span><span class="n">Parameters</span><span class="p">[</span><span class="m">0</span><span class="p">].</span><span class="n">AllowEmptyValue</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">false</span><span class="p">;</span> <a id="__codelineno-11-8" name="__codelineno-11-8"></a><span class="w"> </span><span class="p">});</span> </code></pre></div></td></tr></table></div> <h2 id="validation">Validation</h2> <p>Using <a href="https://github.com/DamianEdwards/MinimalValidation">Minimal Validation</a> by Damian Edwards.<br /> Alternatively it's possible to use <a href="https://fluentvalidation.net/">Fluent Validation</a>.</p> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-12-1"> 1</a></span> <span class="normal"><a href="#__codelineno-12-2"> 2</a></span> <span class="normal"><a href="#__codelineno-12-3"> 3</a></span> <span class="normal"><a href="#__codelineno-12-4"> 4</a></span> <span class="normal"><a href="#__codelineno-12-5"> 5</a></span> <span class="normal"><a href="#__codelineno-12-6"> 6</a></span> <span class="normal"><a href="#__codelineno-12-7"> 7</a></span> <span class="normal"><a href="#__codelineno-12-8"> 8</a></span> <span class="normal"><a href="#__codelineno-12-9"> 9</a></span> <span class="normal"><a href="#__codelineno-12-10">10</a></span> <span class="normal"><a href="#__codelineno-12-11">11</a></span> <span class="normal"><a href="#__codelineno-12-12">12</a></span> <span class="normal"><a href="#__codelineno-12-13">13</a></span> <span class="normal"><a href="#__codelineno-12-14">14</a></span> <span class="normal"><a href="#__codelineno-12-15">15</a></span> <span class="normal"><a href="#__codelineno-12-16">16</a></span> <span class="normal"><a href="#__codelineno-12-17">17</a></span> <span class="normal"><a href="#__codelineno-12-18">18</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-12-1" name="__codelineno-12-1"></a><span class="n">app</span><span class="p">.</span><span class="n">MapPost</span><span class="p">(</span><span class="s">"/widgets"</span><span class="p">,</span><span class="w"> </span><span class="p">(</span><span class="n">Widget</span><span class="w"> </span><span class="n">widget</span><span class="p">)</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="p">{</span> <a id="__codelineno-12-2" name="__codelineno-12-2"></a><span class="w"> </span><span class="kt">var</span><span class="w"> </span><span class="n">isValid</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">MinimalValidation</span><span class="p">.</span><span class="n">TryValidate</span><span class="p">(</span><span class="n">widget</span><span class="p">,</span><span class="w"> </span><span class="k">out</span><span class="w"> </span><span class="kt">var</span><span class="w"> </span><span class="n">errors</span><span class="p">);</span> <a id="__codelineno-12-3" name="__codelineno-12-3"></a> <a id="__codelineno-12-4" name="__codelineno-12-4"></a><span class="w"> </span><span class="k">if</span><span class="p">(</span><span class="n">isValid</span><span class="p">)</span> <a id="__codelineno-12-5" name="__codelineno-12-5"></a><span class="w"> </span><span class="p">{</span> <a id="__codelineno-12-6" name="__codelineno-12-6"></a><span class="w"> </span><span class="k">return</span><span class="w"> </span><span class="n">Results</span><span class="p">.</span><span class="n">Created</span><span class="p">(</span><span class="s">$"/widgets/{widget.Name}"</span><span class="p">,</span><span class="w"> </span><span class="n">widget</span><span class="p">);</span> <a id="__codelineno-12-7" name="__codelineno-12-7"></a><span class="w"> </span><span class="p">}</span> <a id="__codelineno-12-8" name="__codelineno-12-8"></a> <a id="__codelineno-12-9" name="__codelineno-12-9"></a><span class="w"> </span><span class="k">return</span><span class="w"> </span><span class="n">Results</span><span class="p">.</span><span class="n">BadRequest</span><span class="p">(</span><span class="n">errors</span><span class="p">);</span> <a id="__codelineno-12-10" name="__codelineno-12-10"></a><span class="p">});</span> <a id="__codelineno-12-11" name="__codelineno-12-11"></a> <a id="__codelineno-12-12" name="__codelineno-12-12"></a><span class="k">class</span><span class="w"> </span><span class="nc">Widget</span> <a id="__codelineno-12-13" name="__codelineno-12-13"></a><span class="p">{</span> <a id="__codelineno-12-14" name="__codelineno-12-14"></a><span class="w"> </span><span class="na">[Required, MinLength(3)]</span> <a id="__codelineno-12-15" name="__codelineno-12-15"></a><span class="w"> </span><span class="k">public</span><span class="w"> </span><span class="kt">string?</span><span class="w"> </span><span class="n">Name</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="k">get</span><span class="p">;</span><span class="w"> </span><span class="k">set</span><span class="p">;</span><span class="w"> </span><span class="p">}</span> <a id="__codelineno-12-16" name="__codelineno-12-16"></a> <a id="__codelineno-12-17" name="__codelineno-12-17"></a><span class="w"> </span><span class="k">public</span><span class="w"> </span><span class="k">override</span><span class="w"> </span><span class="kt">string?</span><span class="w"> </span><span class="n">ToString</span><span class="p">()</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">Name</span><span class="p">;</span> <a id="__codelineno-12-18" name="__codelineno-12-18"></a><span class="p">}</span> </code></pre></div></td></tr></table></div> <h2 id="json-serialization">JSON Serialization</h2> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-13-1">1</a></span> <span class="normal"><a href="#__codelineno-13-2">2</a></span> <span class="normal"><a href="#__codelineno-13-3">3</a></span> <span class="normal"><a href="#__codelineno-13-4">4</a></span> <span class="normal"><a href="#__codelineno-13-5">5</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-13-1" name="__codelineno-13-1"></a><span class="c1">// Microsoft.AspNetCore.Http.Json.JsonOptions</span> <a id="__codelineno-13-2" name="__codelineno-13-2"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">Configure</span><span class="o"><</span><span class="n">JsonOptions</span><span class="o">></span><span class="p">(</span><span class="n">opt</span><span class="w"> </span><span class="o">=></span> <a id="__codelineno-13-3" name="__codelineno-13-3"></a><span class="p">{</span> <a id="__codelineno-13-4" name="__codelineno-13-4"></a><span class="w"> </span><span class="n">opt</span><span class="p">.</span><span class="n">SerializerOptions</span><span class="p">.</span><span class="n">PropertyNamingPolicy</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">new</span><span class="w"> </span><span class="n">SnakeCaseNamingPolicy</span><span class="p">();</span> <a id="__codelineno-13-5" name="__codelineno-13-5"></a><span class="p">});</span> </code></pre></div></td></tr></table></div> <h2 id="authorization">Authorization</h2> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-14-1"> 1</a></span> <span class="normal"><a href="#__codelineno-14-2"> 2</a></span> <span class="normal"><a href="#__codelineno-14-3"> 3</a></span> <span class="normal"><a href="#__codelineno-14-4"> 4</a></span> <span class="normal"><a href="#__codelineno-14-5"> 5</a></span> <span class="normal"><a href="#__codelineno-14-6"> 6</a></span> <span class="normal"><a href="#__codelineno-14-7"> 7</a></span> <span class="normal"><a href="#__codelineno-14-8"> 8</a></span> <span class="normal"><a href="#__codelineno-14-9"> 9</a></span> <span class="normal"><a href="#__codelineno-14-10">10</a></span> <span class="normal"><a href="#__codelineno-14-11">11</a></span> <span class="normal"><a href="#__codelineno-14-12">12</a></span> <span class="normal"><a href="#__codelineno-14-13">13</a></span> <span class="normal"><a href="#__codelineno-14-14">14</a></span> <span class="normal"><a href="#__codelineno-14-15">15</a></span> <span class="normal"><a href="#__codelineno-14-16">16</a></span> <span class="normal"><a href="#__codelineno-14-17">17</a></span> <span class="normal"><a href="#__codelineno-14-18">18</a></span> <span class="normal"><a href="#__codelineno-14-19">19</a></span> <span class="normal"><a href="#__codelineno-14-20">20</a></span> <span class="normal"><a href="#__codelineno-14-21">21</a></span> <span class="normal"><a href="#__codelineno-14-22">22</a></span> <span class="normal"><a href="#__codelineno-14-23">23</a></span> <span class="normal"><a href="#__codelineno-14-24">24</a></span> <span class="normal"><a href="#__codelineno-14-25">25</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-14-1" name="__codelineno-14-1"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">AddAuthentication</span><span class="p">(</span><span class="n">JwtBearerDefaults</span><span class="p">.</span><span class="n">AuthenticationScheme</span><span class="p">).</span><span class="n">AddJwtBearer</span><span class="p">();</span> <a id="__codelineno-14-2" name="__codelineno-14-2"></a> <a id="__codelineno-14-3" name="__codelineno-14-3"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">AddAuthorization</span><span class="p">();</span> <a id="__codelineno-14-4" name="__codelineno-14-4"></a><span class="c1">// or</span> <a id="__codelineno-14-5" name="__codelineno-14-5"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">AddAuthorization</span><span class="p">(</span><span class="n">options</span><span class="w"> </span><span class="o">=></span> <a id="__codelineno-14-6" name="__codelineno-14-6"></a><span class="p">{</span> <a id="__codelineno-14-7" name="__codelineno-14-7"></a><span class="w"> </span><span class="c1">// for all endpoints</span> <a id="__codelineno-14-8" name="__codelineno-14-8"></a><span class="w"> </span><span class="n">options</span><span class="p">.</span><span class="n">FallbackPolicy</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">new</span><span class="w"> </span><span class="n">AuthorizationPolicyBuilder</span><span class="p">()</span> <a id="__codelineno-14-9" name="__codelineno-14-9"></a><span class="w"> </span><span class="p">.</span><span class="n">AddAuthenticationSchemes</span><span class="p">(</span><span class="n">JwtBearerDefaults</span><span class="p">.</span><span class="n">AuthenticationScheme</span><span class="p">)</span> <a id="__codelineno-14-10" name="__codelineno-14-10"></a><span class="w"> </span><span class="p">.</span><span class="n">RequireAuthenticatedUser</span><span class="p">();</span> <a id="__codelineno-14-11" name="__codelineno-14-11"></a><span class="p">})</span> <a id="__codelineno-14-12" name="__codelineno-14-12"></a><span class="c1">// or</span> <a id="__codelineno-14-13" name="__codelineno-14-13"></a><span class="n">builder</span><span class="p">.</span><span class="n">Authentication</span><span class="p">.</span><span class="n">AddJwtBearer</span><span class="p">();</span><span class="w"> </span><span class="c1">// will automatically add required middlewares</span> <a id="__codelineno-14-14" name="__codelineno-14-14"></a> <a id="__codelineno-14-15" name="__codelineno-14-15"></a><span class="c1">// [...]</span> <a id="__codelineno-14-16" name="__codelineno-14-16"></a> <a id="__codelineno-14-17" name="__codelineno-14-17"></a><span class="n">app</span><span class="p">.</span><span class="n">UseAuthentication</span><span class="p">();</span> <a id="__codelineno-14-18" name="__codelineno-14-18"></a><span class="n">app</span><span class="p">.</span><span class="n">UseAuthorization</span><span class="p">();</span><span class="w"> </span><span class="c1">// must come before routes</span> <a id="__codelineno-14-19" name="__codelineno-14-19"></a> <a id="__codelineno-14-20" name="__codelineno-14-20"></a><span class="c1">// [...]</span> <a id="__codelineno-14-21" name="__codelineno-14-21"></a> <a id="__codelineno-14-22" name="__codelineno-14-22"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/alcohol"</span><span class="p">,</span><span class="w"> </span><span class="p">()</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">Results</span><span class="p">.</span><span class="n">Ok</span><span class="p">()).</span><span class="n">RequireAuthorization</span><span class="p">(</span><span class="s">"<policy>"</span><span class="p">);</span><span class="w"> </span><span class="c1">// on specific endpoints</span> <a id="__codelineno-14-23" name="__codelineno-14-23"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/free-for-all"</span><span class="p">,</span><span class="w"> </span><span class="p">()</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">Results</span><span class="p">.</span><span class="n">Ok</span><span class="p">()).</span><span class="n">AllowAnonymous</span><span class="p">();</span> <a id="__codelineno-14-24" name="__codelineno-14-24"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/special-secret"</span><span class="p">,</span><span class="w"> </span><span class="p">()</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="s">"This is a special secret!"</span><span class="p">)</span> <a id="__codelineno-14-25" name="__codelineno-14-25"></a><span class="w"> </span><span class="p">.</span><span class="n">RequireAuthorization</span><span class="p">(</span><span class="n">p</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">p</span><span class="p">.</span><span class="n">RequireClaim</span><span class="p">(</span><span class="s">"scope"</span><span class="p">,</span><span class="w"> </span><span class="s">"myapi:secrets"</span><span class="p">));</span> </code></pre></div></td></tr></table></div> <h3 id="local-jwt-tokens">Local JWT Tokens</h3> <p>The <code>user-jwts</code> tool is similar in concept to the existing <code>user-secrets</code> tools, in that it can be used to manage values for the app that are only valid for the current user (the developer) on the current machine.<br /> In fact, the <code>user-jwts</code> tool utilizes the <code>user-secrets</code> infrastructure to manage the key that the JWTs will be signed with, ensuring it’s stored safely in the user profile.</p> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">Bash</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-15-1">1</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-15-1" name="__codelineno-15-1"></a>dotnet<span class="w"> </span>user-jwts<span class="w"> </span>create<span class="w"> </span><span class="c1"># configure a dev JWT fot the current user</span> </code></pre></div></td></tr></table></div> <h2 id="output-caching">Output Caching</h2> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-16-1"> 1</a></span> <span class="normal"><a href="#__codelineno-16-2"> 2</a></span> <span class="normal"><a href="#__codelineno-16-3"> 3</a></span> <span class="normal"><a href="#__codelineno-16-4"> 4</a></span> <span class="normal"><a href="#__codelineno-16-5"> 5</a></span> <span class="normal"><a href="#__codelineno-16-6"> 6</a></span> <span class="normal"><a href="#__codelineno-16-7"> 7</a></span> <span class="normal"><a href="#__codelineno-16-8"> 8</a></span> <span class="normal"><a href="#__codelineno-16-9"> 9</a></span> <span class="normal"><a href="#__codelineno-16-10">10</a></span> <span class="normal"><a href="#__codelineno-16-11">11</a></span> <span class="normal"><a href="#__codelineno-16-12">12</a></span> <span class="normal"><a href="#__codelineno-16-13">13</a></span> <span class="normal"><a href="#__codelineno-16-14">14</a></span> <span class="normal"><a href="#__codelineno-16-15">15</a></span> <span class="normal"><a href="#__codelineno-16-16">16</a></span> <span class="normal"><a href="#__codelineno-16-17">17</a></span> <span class="normal"><a href="#__codelineno-16-18">18</a></span> <span class="normal"><a href="#__codelineno-16-19">19</a></span> <span class="normal"><a href="#__codelineno-16-20">20</a></span> <span class="normal"><a href="#__codelineno-16-21">21</a></span> <span class="normal"><a href="#__codelineno-16-22">22</a></span> <span class="normal"><a href="#__codelineno-16-23">23</a></span> <span class="normal"><a href="#__codelineno-16-24">24</a></span> <span class="normal"><a href="#__codelineno-16-25">25</a></span> <span class="normal"><a href="#__codelineno-16-26">26</a></span> <span class="normal"><a href="#__codelineno-16-27">27</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-16-1" name="__codelineno-16-1"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">AddOutputCaching</span><span class="p">();</span><span class="w"> </span><span class="c1">// no special options</span> <a id="__codelineno-16-2" name="__codelineno-16-2"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">AddOutputCaching</span><span class="p">(</span><span class="n">options</span><span class="w"> </span><span class="o">=></span><span class="w"> </span> <a id="__codelineno-16-3" name="__codelineno-16-3"></a><span class="p">{</span> <a id="__codelineno-16-4" name="__codelineno-16-4"></a><span class="w"> </span><span class="n">options</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">options</span><span class="p">.</span><span class="n">AddBasePolicy</span><span class="p">(</span><span class="n">x</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">x</span><span class="p">.</span><span class="n">NoCache</span><span class="p">())</span><span class="w"> </span><span class="c1">// no cache policy</span> <a id="__codelineno-16-5" name="__codelineno-16-5"></a> <a id="__codelineno-16-6" name="__codelineno-16-6"></a><span class="w"> </span><span class="n">Func</span><span class="o"><</span><span class="n">OutputCacheContext</span><span class="p">,</span><span class="w"> </span><span class="kt">bool</span><span class="o">></span><span class="w"> </span><span class="n">predicate</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="cm">/* discriminate requests */</span> <a id="__codelineno-16-7" name="__codelineno-16-7"></a><span class="w"> </span><span class="n">options</span><span class="p">.</span><span class="n">AddBasePolicy</span><span class="p">(</span><span class="n">x</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">x</span><span class="p">.</span><span class="n">With</span><span class="p">(</span><span class="n">predicate</span><span class="p">).</span><span class="n">CachePolicy</span><span class="p">());</span> <a id="__codelineno-16-8" name="__codelineno-16-8"></a><span class="w"> </span><span class="n">options</span><span class="p">.</span><span class="n">AddBasePolicy</span><span class="p">(</span><span class="s">"<policy-name>"</span><span class="p">,</span><span class="w"> </span><span class="n">x</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">x</span><span class="p">.</span><span class="n">CachePolicy</span><span class="p">());</span><span class="w"> </span><span class="c1">// named policy</span> <a id="__codelineno-16-9" name="__codelineno-16-9"></a><span class="p">});</span> <a id="__codelineno-16-10" name="__codelineno-16-10"></a> <a id="__codelineno-16-11" name="__codelineno-16-11"></a><span class="c1">// [...]</span> <a id="__codelineno-16-12" name="__codelineno-16-12"></a> <a id="__codelineno-16-13" name="__codelineno-16-13"></a><span class="n">app</span><span class="p">.</span><span class="n">UseOutputCaching</span><span class="p">();</span><span class="w"> </span><span class="c1">// following middlewares can use output cache</span> <a id="__codelineno-16-14" name="__codelineno-16-14"></a> <a id="__codelineno-16-15" name="__codelineno-16-15"></a><span class="c1">// [...]</span> <a id="__codelineno-16-16" name="__codelineno-16-16"></a> <a id="__codelineno-16-17" name="__codelineno-16-17"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/<route>"</span><span class="p">,</span><span class="w"> </span><span class="n">RouteHandler</span><span class="p">).</span><span class="n">CacheOutput</span><span class="p">();</span><span class="w"> </span><span class="c1">// cache forever</span> <a id="__codelineno-16-18" name="__codelineno-16-18"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/<route>"</span><span class="p">,</span><span class="w"> </span><span class="n">RouteHandler</span><span class="p">).</span><span class="n">CacheOutput</span><span class="p">().</span><span class="n">Expire</span><span class="p">(</span><span class="n">timespan</span><span class="p">);</span> <a id="__codelineno-16-19" name="__codelineno-16-19"></a> <a id="__codelineno-16-20" name="__codelineno-16-20"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/<route>"</span><span class="p">,</span><span class="w"> </span><span class="n">RouteHandler</span><span class="p">).</span><span class="n">CacheOutput</span><span class="p">(</span><span class="n">x</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">x</span><span class="p">.</span><span class="n">CachePolicy</span><span class="p">());</span> <a id="__codelineno-16-21" name="__codelineno-16-21"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/<route>"</span><span class="p">,</span><span class="w"> </span><span class="n">RouteHandler</span><span class="p">).</span><span class="n">CacheOutput</span><span class="p">(</span><span class="s">"<policy-name>"</span><span class="p">);</span> <a id="__codelineno-16-22" name="__codelineno-16-22"></a> <a id="__codelineno-16-23" name="__codelineno-16-23"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/<route>"</span><span class="p">,</span><span class="w"> </span><span class="n">RouteHandler</span><span class="p">).</span><span class="n">CacheOutput</span><span class="p">(</span><span class="n">x</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">x</span><span class="p">.</span><span class="n">VaryByHeader</span><span class="p">(</span><span class="cm">/* headers list */</span><span class="p">));</span> <a id="__codelineno-16-24" name="__codelineno-16-24"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/<route>"</span><span class="p">,</span><span class="w"> </span><span class="n">RouteHandler</span><span class="p">).</span><span class="n">CacheOutput</span><span class="p">(</span><span class="n">x</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">x</span><span class="p">.</span><span class="n">VaryByQuery</span><span class="p">(</span><span class="cm">/* query key */</span><span class="p">));</span> <a id="__codelineno-16-25" name="__codelineno-16-25"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/<route>"</span><span class="p">,</span><span class="w"> </span><span class="n">RouteHandler</span><span class="p">).</span><span class="n">CacheOutput</span><span class="p">(</span><span class="n">x</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">x</span><span class="p">.</span><span class="n">VaryByValue</span><span class="p">());</span> <a id="__codelineno-16-26" name="__codelineno-16-26"></a> <a id="__codelineno-16-27" name="__codelineno-16-27"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/<route>"</span><span class="p">,</span><span class="w"> </span><span class="p">[</span><span class="n">OutputCache</span><span class="p">(</span><span class="cm">/* options */</span><span class="p">)]</span><span class="n">RouteHandler</span><span class="p">);</span> </code></pre></div></td></tr></table></div> <h3 id="cache-eviction">Cache Eviction</h3> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-17-1">1</a></span> <span class="normal"><a href="#__codelineno-17-2">2</a></span> <span class="normal"><a href="#__codelineno-17-3">3</a></span> <span class="normal"><a href="#__codelineno-17-4">4</a></span> <span class="normal"><a href="#__codelineno-17-5">5</a></span> <span class="normal"><a href="#__codelineno-17-6">6</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-17-1" name="__codelineno-17-1"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/<route-one>"</span><span class="p">,</span><span class="w"> </span><span class="n">RouteHandler</span><span class="p">).</span><span class="n">CacheOutput</span><span class="p">(</span><span class="n">x</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">x</span><span class="p">.</span><span class="n">Tag</span><span class="p">(</span><span class="s">"<tag>"</span><span class="p">));</span><span class="w"> </span><span class="c1">// tag cache portion</span> <a id="__codelineno-17-2" name="__codelineno-17-2"></a> <a id="__codelineno-17-3" name="__codelineno-17-3"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/<route-two>"</span><span class="p">,</span><span class="w"> </span><span class="p">(</span><span class="n">IOutputCacheStore</span><span class="w"> </span><span class="n">cache</span><span class="p">,</span><span class="w"> </span><span class="n">CancellationToken</span><span class="w"> </span><span class="n">token</span><span class="p">)</span><span class="w"> </span><span class="o">=></span><span class="w"> </span> <a id="__codelineno-17-4" name="__codelineno-17-4"></a><span class="p">{</span> <a id="__codelineno-17-5" name="__codelineno-17-5"></a><span class="w"> </span><span class="k">await</span><span class="w"> </span><span class="n">cache</span><span class="p">.</span><span class="n">EvictByTag</span><span class="p">(</span><span class="s">"<tag>"</span><span class="p">,</span><span class="w"> </span><span class="n">token</span><span class="p">);</span><span class="w"> </span><span class="c1">// invalidate a portion of the cache</span> <a id="__codelineno-17-6" name="__codelineno-17-6"></a><span class="p">});</span> </code></pre></div></td></tr></table></div> <h3 id="custom-cache-policy">Custom Cache Policy</h3> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-18-1">1</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-18-1" name="__codelineno-18-1"></a><span class="n">app</span><span class="p">.</span><span class="n">MapGet</span><span class="p">(</span><span class="s">"/<route-one>"</span><span class="p">,</span><span class="w"> </span><span class="n">RouteHandler</span><span class="p">).</span><span class="n">CacheOutput</span><span class="p">(</span><span class="n">x</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">x</span><span class="p">.</span><span class="n">AddCachePolicy</span><span class="o"><</span><span class="n">CustomCachePolicy</span><span class="o">></span><span class="p">());</span> </code></pre></div></td></tr></table></div> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-19-1">1</a></span> <span class="normal"><a href="#__codelineno-19-2">2</a></span> <span class="normal"><a href="#__codelineno-19-3">3</a></span> <span class="normal"><a href="#__codelineno-19-4">4</a></span> <span class="normal"><a href="#__codelineno-19-5">5</a></span> <span class="normal"><a href="#__codelineno-19-6">6</a></span> <span class="normal"><a href="#__codelineno-19-7">7</a></span> <span class="normal"><a href="#__codelineno-19-8">8</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-19-1" name="__codelineno-19-1"></a><span class="k">class</span><span class="w"> </span><span class="nc">CustomCachePolicy</span><span class="w"> </span><span class="p">:</span><span class="w"> </span><span class="n">IOutputCachePolicy</span> <a id="__codelineno-19-2" name="__codelineno-19-2"></a><span class="p">{</span> <a id="__codelineno-19-3" name="__codelineno-19-3"></a><span class="w"> </span><span class="k">public</span><span class="w"> </span><span class="n">ValueTask</span><span class="w"> </span><span class="nf">CacheRequestAsync</span><span class="p">(</span><span class="n">OutputCacheContext</span><span class="w"> </span><span class="n">context</span><span class="p">,</span><span class="w"> </span><span class="n">CancellationToken</span><span class="w"> </span><span class="n">cancellationToken</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="p">}</span> <a id="__codelineno-19-4" name="__codelineno-19-4"></a> <a id="__codelineno-19-5" name="__codelineno-19-5"></a><span class="w"> </span><span class="k">public</span><span class="w"> </span><span class="n">ValueTask</span><span class="w"> </span><span class="nf">ServeFromCacheAsync</span><span class="p">(</span><span class="n">OutputCacheContext</span><span class="w"> </span><span class="n">context</span><span class="p">,</span><span class="w"> </span><span class="n">CancellationToken</span><span class="w"> </span><span class="n">cancellationToken</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="p">}</span> <a id="__codelineno-19-6" name="__codelineno-19-6"></a> <a id="__codelineno-19-7" name="__codelineno-19-7"></a><span class="w"> </span><span class="k">public</span><span class="w"> </span><span class="n">ValueTask</span><span class="w"> </span><span class="nf">ServeResponseAsync</span><span class="p">(</span><span class="n">OutputCacheContext</span><span class="w"> </span><span class="n">context</span><span class="p">,</span><span class="w"> </span><span class="n">CancellationToken</span><span class="w"> </span><span class="n">cancellationToken</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="p">}</span> <a id="__codelineno-19-8" name="__codelineno-19-8"></a><span class="p">}</span> </code></pre></div></td></tr></table></div> <h2 id="options-pattern">Options Pattern</h2> <p>The <em>options pattern</em> uses classes to provide strongly-typed access to groups of related settings.</p> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">JSON</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-20-1"> 1</a></span> <span class="normal"><a href="#__codelineno-20-2"> 2</a></span> <span class="normal"><a href="#__codelineno-20-3"> 3</a></span> <span class="normal"><a href="#__codelineno-20-4"> 4</a></span> <span class="normal"><a href="#__codelineno-20-5"> 5</a></span> <span class="normal"><a href="#__codelineno-20-6"> 6</a></span> <span class="normal"><a href="#__codelineno-20-7"> 7</a></span> <span class="normal"><a href="#__codelineno-20-8"> 8</a></span> <span class="normal"><a href="#__codelineno-20-9"> 9</a></span> <span class="normal"><a href="#__codelineno-20-10">10</a></span> <span class="normal"><a href="#__codelineno-20-11">11</a></span> <span class="normal"><a href="#__codelineno-20-12">12</a></span> <span class="normal"><a href="#__codelineno-20-13">13</a></span> <span class="normal"><a href="#__codelineno-20-14">14</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-20-1" name="__codelineno-20-1"></a><span class="p">{</span> <a id="__codelineno-20-2" name="__codelineno-20-2"></a><span class="w"> </span><span class="nt">"SecretKey"</span><span class="p">:</span><span class="w"> </span><span class="s2">"Secret key value"</span><span class="p">,</span> <a id="__codelineno-20-3" name="__codelineno-20-3"></a><span class="w"> </span><span class="nt">"TransientFaultHandlingOptions"</span><span class="p">:</span><span class="w"> </span><span class="p">{</span> <a id="__codelineno-20-4" name="__codelineno-20-4"></a><span class="w"> </span><span class="nt">"Enabled"</span><span class="p">:</span><span class="w"> </span><span class="kc">true</span><span class="p">,</span> <a id="__codelineno-20-5" name="__codelineno-20-5"></a><span class="w"> </span><span class="nt">"AutoRetryDelay"</span><span class="p">:</span><span class="w"> </span><span class="s2">"00:00:07"</span> <a id="__codelineno-20-6" name="__codelineno-20-6"></a><span class="w"> </span><span class="p">},</span> <a id="__codelineno-20-7" name="__codelineno-20-7"></a><span class="w"> </span><span class="nt">"Logging"</span><span class="p">:</span><span class="w"> </span><span class="p">{</span> <a id="__codelineno-20-8" name="__codelineno-20-8"></a><span class="w"> </span><span class="nt">"LogLevel"</span><span class="p">:</span><span class="w"> </span><span class="p">{</span> <a id="__codelineno-20-9" name="__codelineno-20-9"></a><span class="w"> </span><span class="nt">"Default"</span><span class="p">:</span><span class="w"> </span><span class="s2">"Information"</span><span class="p">,</span> <a id="__codelineno-20-10" name="__codelineno-20-10"></a><span class="w"> </span><span class="nt">"Microsoft"</span><span class="p">:</span><span class="w"> </span><span class="s2">"Warning"</span><span class="p">,</span> <a id="__codelineno-20-11" name="__codelineno-20-11"></a><span class="w"> </span><span class="nt">"Microsoft.Hosting.Lifetime"</span><span class="p">:</span><span class="w"> </span><span class="s2">"Information"</span> <a id="__codelineno-20-12" name="__codelineno-20-12"></a><span class="w"> </span><span class="p">}</span> <a id="__codelineno-20-13" name="__codelineno-20-13"></a><span class="w"> </span><span class="p">}</span> <a id="__codelineno-20-14" name="__codelineno-20-14"></a><span class="p">}</span> </code></pre></div></td></tr></table></div> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-21-1">1</a></span> <span class="normal"><a href="#__codelineno-21-2">2</a></span> <span class="normal"><a href="#__codelineno-21-3">3</a></span> <span class="normal"><a href="#__codelineno-21-4">4</a></span> <span class="normal"><a href="#__codelineno-21-5">5</a></span> <span class="normal"><a href="#__codelineno-21-6">6</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-21-1" name="__codelineno-21-1"></a><span class="c1">// options model for binding</span> <a id="__codelineno-21-2" name="__codelineno-21-2"></a><span class="k">public</span><span class="w"> </span><span class="k">class</span><span class="w"> </span><span class="nc">TransientFaultHandlingOptions</span> <a id="__codelineno-21-3" name="__codelineno-21-3"></a><span class="p">{</span> <a id="__codelineno-21-4" name="__codelineno-21-4"></a><span class="w"> </span><span class="k">public</span><span class="w"> </span><span class="kt">bool</span><span class="w"> </span><span class="n">Enabled</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="k">get</span><span class="p">;</span><span class="w"> </span><span class="k">set</span><span class="p">;</span><span class="w"> </span><span class="p">}</span> <a id="__codelineno-21-5" name="__codelineno-21-5"></a><span class="w"> </span><span class="k">public</span><span class="w"> </span><span class="n">TimeSpan</span><span class="w"> </span><span class="n">AutoRetryDelay</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="k">get</span><span class="p">;</span><span class="w"> </span><span class="k">set</span><span class="p">;</span><span class="w"> </span><span class="p">}</span> <a id="__codelineno-21-6" name="__codelineno-21-6"></a><span class="p">}</span> </code></pre></div></td></tr></table></div> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-22-1">1</a></span> <span class="normal"><a href="#__codelineno-22-2">2</a></span> <span class="normal"><a href="#__codelineno-22-3">3</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-22-1" name="__codelineno-22-1"></a><span class="c1">// setup the options</span> <a id="__codelineno-22-2" name="__codelineno-22-2"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">Configure</span><span class="o"><</span><span class="n">TransientFaultHandlingOptions</span><span class="o">></span><span class="p">(</span><span class="n">builder</span><span class="p">.</span><span class="n">Configuration</span><span class="p">.</span><span class="n">GetSection</span><span class="o"><</span><span class="n">TransientFaultHandlingOptions</span><span class="o">></span><span class="p">(</span><span class="n">nameof</span><span class="p">(</span><span class="n">Options</span><span class="p">)));</span> <a id="__codelineno-22-3" name="__codelineno-22-3"></a><span class="n">builder</span><span class="p">.</span><span class="n">Services</span><span class="p">.</span><span class="n">Configure</span><span class="o"><</span><span class="n">TransientFaultHandlingOptions</span><span class="o">></span><span class="p">(</span><span class="n">builder</span><span class="p">.</span><span class="n">Configuration</span><span class="p">.</span><span class="n">GetSection</span><span class="o"><</span><span class="n">TransientFaultHandlingOptions</span><span class="o">></span><span class="p">(</span><span class="n">key</span><span class="p">));</span> </code></pre></div></td></tr></table></div> <div class="highlight"><table class="highlighttable"><tr><th colspan="2" class="filename"><span class="filename">C#</span></th></tr><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-23-1">1</a></span> <span class="normal"><a href="#__codelineno-23-2">2</a></span> <span class="normal"><a href="#__codelineno-23-3">3</a></span> <span class="normal"><a href="#__codelineno-23-4">4</a></span> <span class="normal"><a href="#__codelineno-23-5">5</a></span> <span class="normal"><a href="#__codelineno-23-6">6</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-23-1" name="__codelineno-23-1"></a><span class="k">class</span><span class="w"> </span><span class="nc">DependsOnOptions</span> <a id="__codelineno-23-2" name="__codelineno-23-2"></a><span class="p">{</span> <a id="__codelineno-23-3" name="__codelineno-23-3"></a><span class="w"> </span><span class="k">private</span><span class="w"> </span><span class="k">readonly</span><span class="w"> </span><span class="n">IOptions</span><span class="o"><</span><span class="n">TransientFaultHandlingOptions</span><span class="o">></span><span class="w"> </span><span class="n">_options</span><span class="p">;</span> <a id="__codelineno-23-4" name="__codelineno-23-4"></a> <a id="__codelineno-23-5" name="__codelineno-23-5"></a><span class="w"> </span><span class="k">public</span><span class="w"> </span><span class="nf">DependsOnOptions</span><span class="p">(</span><span class="n">IOptions</span><span class="o"><</span><span class="n">TransientFaultHandlingOptions</span><span class="o">></span><span class="w"> </span><span class="n">options</span><span class="p">)</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="n">_options</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">options</span><span class="p">;</span> <a id="__codelineno-23-6" name="__codelineno-23-6"></a><span class="p">}</span> </code></pre></div></td></tr></table></div> <h3 id="options-interfaces"><a href="https://docs.microsoft.com/en-us/dotnet/core/extensions/options#options-interfaces">Options interfaces</a></h3> <p><code>IOptions<TOptions></code>:</p> <ul> <li>Does not support:</li> <li>Reading of configuration data after the app has started.</li> <li>Named options</li> <li>Is registered as a Singleton and can be injected into any service lifetime.</li> </ul> <p><code>IOptionsSnapshot<TOptions></code>:</p> <ul> <li>Is useful in scenarios where options should be recomputed on every injection resolution, in scoped or transient lifetimes.</li> <li>Is registered as Scoped and therefore cannot be injected into a Singleton service.</li> <li>Supports named options</li> </ul> <p><code>IOptionsMonitor<TOptions></code>:</p> <ul> <li>Is used to retrieve options and manage options notifications for <code>TOptions</code> instances.</li> <li>Is registered as a Singleton and can be injected into any service lifetime.</li> <li>Supports:</li> <li>Change notifications</li> <li>Named options</li> <li>Reloadable configuration</li> <li>Selective options invalidation (<code>IOptionsMonitorCache<TOptions></code>)</li> </ul> </article> </div> <script>var target=document.getElementById(location.hash.slice(1));target&&target.name&&(target.checked=target.name.startsWith("__tabbed_"))</script> </div> <button type="button" class="md-top md-icon" data-md-component="top" hidden> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M13 20h-2V8l-5.5 5.5-1.42-1.42L12 4.16l7.92 7.92-1.42 1.42L13 8z"/></svg> Back to top </button> </main> <footer class="md-footer"> <nav class="md-footer__inner md-grid" aria-label="Footer" > <a href="../csharp/unit-tests.html" class="md-footer__link md-footer__link--prev" aria-label="Previous: Unit Tests"> <div class="md-footer__button md-icon"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M20 11v2H8l5.5 5.5-1.42 1.42L4.16 12l7.92-7.92L13.5 5.5 8 11z"/></svg> </div> <div class="md-footer__title"> <span class="md-footer__direction"> Previous </span> <div class="md-ellipsis"> Unit Tests </div> </div> </a> <a href="filters.html" class="md-footer__link md-footer__link--next" aria-label="Next: FIlters"> <div class="md-footer__title"> <span class="md-footer__direction"> Next </span> <div class="md-ellipsis"> FIlters </div> </div> <div class="md-footer__button md-icon"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M4 11v2h12l-5.5 5.5 1.42 1.42L19.84 12l-7.92-7.92L10.5 5.5 16 11z"/></svg> </div> </a> </nav> <div class="md-footer-meta md-typeset"> <div class="md-footer-meta__inner md-grid"> <div class="md-copyright"> <div class="md-copyright__highlight"> MIT </div> Made with <a href="https://squidfunk.github.io/mkdocs-material/" target="_blank" rel="noopener"> Material for MkDocs </a> </div> <div class="md-social"> <a href="https://hachyderm.io/@m_lamonaca" target="_blank" rel="noopener me" title="hachyderm.io" class="md-social__link"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><!--! Font Awesome Free 6.6.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2024 Fonticons, Inc.--><path d="M433 179.11c0-97.2-63.71-125.7-63.71-125.7-62.52-28.7-228.56-28.4-290.48 0 0 0-63.72 28.5-63.72 125.7 0 115.7-6.6 259.4 105.63 289.1 40.51 10.7 75.32 13 103.33 11.4 50.81-2.8 79.32-18.1 79.32-18.1l-1.7-36.9s-36.31 11.4-77.12 10.1c-40.41-1.4-83-4.4-89.63-54a102.5 102.5 0 0 1-.9-13.9c85.63 20.9 158.65 9.1 178.75 6.7 56.12-6.7 105-41.3 111.23-72.9 9.8-49.8 9-121.5 9-121.5m-75.12 125.2h-46.63v-114.2c0-49.7-64-51.6-64 6.9v62.5h-46.33V197c0-58.5-64-56.6-64-6.9v114.2H90.19c0-122.1-5.2-147.9 18.41-175 25.9-28.9 79.82-30.8 103.83 6.1l11.6 19.5 11.6-19.5c24.11-37.1 78.12-34.8 103.83-6.1 23.71 27.3 18.4 53 18.4 175z"/></svg> </a> <a href="https://github.com/m-lamonaca" target="_blank" rel="noopener" title="github.com" class="md-social__link"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 496 512"><!--! Font Awesome Free 6.6.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2024 Fonticons, Inc.--><path d="M165.9 397.4c0 2-2.3 3.6-5.2 3.6-3.3.3-5.6-1.3-5.6-3.6 0-2 2.3-3.6 5.2-3.6 3-.3 5.6 1.3 5.6 3.6m-31.1-4.5c-.7 2 1.3 4.3 4.3 4.9 2.6 1 5.6 0 6.2-2s-1.3-4.3-4.3-5.2c-2.6-.7-5.5.3-6.2 2.3m44.2-1.7c-2.9.7-4.9 2.6-4.6 4.9.3 2 2.9 3.3 5.9 2.6 2.9-.7 4.9-2.6 4.6-4.6-.3-1.9-3-3.2-5.9-2.9M244.8 8C106.1 8 0 113.3 0 252c0 110.9 69.8 205.8 169.5 239.2 12.8 2.3 17.3-5.6 17.3-12.1 0-6.2-.3-40.4-.3-61.4 0 0-70 15-84.7-29.8 0 0-11.4-29.1-27.8-36.6 0 0-22.9-15.7 1.6-15.4 0 0 24.9 2 38.6 25.8 21.9 38.6 58.6 27.5 72.9 20.9 2.3-16 8.8-27.1 16-33.7-55.9-6.2-112.3-14.3-112.3-110.5 0-27.5 7.6-41.3 23.6-58.9-2.6-6.5-11.1-33.3 2.6-67.9 20.9-6.5 69 27 69 27 20-5.6 41.5-8.5 62.8-8.5s42.8 2.9 62.8 8.5c0 0 48.1-33.6 69-27 13.7 34.7 5.2 61.4 2.6 67.9 16 17.7 25.8 31.5 25.8 58.9 0 96.5-58.9 104.2-114.8 110.5 9.2 7.9 17 22.9 17 46.4 0 33.7-.3 75.4-.3 83.6 0 6.5 4.6 14.4 17.3 12.1C428.2 457.8 496 362.9 496 252 496 113.3 383.5 8 244.8 8M97.2 352.9c-1.3 1-1 3.3.7 5.2 1.6 1.6 3.9 2.3 5.2 1 1.3-1 1-3.3-.7-5.2-1.6-1.6-3.9-2.3-5.2-1m-10.8-8.1c-.7 1.3.3 2.9 2.3 3.9 1.6 1 3.6.7 4.3-.7.7-1.3-.3-2.9-2.3-3.9-2-.6-3.6-.3-4.3.7m32.4 35.6c-1.6 1.3-1 4.3 1.3 6.2 2.3 2.3 5.2 2.6 6.5 1 1.3-1.3.7-4.3-1.3-6.2-2.2-2.3-5.2-2.6-6.5-1m-11.4-14.7c-1.6 1-1.6 3.6 0 5.9s4.3 3.3 5.6 2.3c1.6-1.3 1.6-3.9 0-6.2-1.4-2.3-4-3.3-5.6-2"/></svg> </a> </div> </div> </div> </footer> </div> <div class="md-dialog" data-md-component="dialog"> <div class="md-dialog__inner md-typeset"></div> </div> <script id="__config" type="application/json">{"base": "../../..", "features": ["navigation.instant", "navigation.indexes", "navigation.tracking", "navigation.pruning", "navigation.sections", "navigation.top", "navigation.tabs", "navigation.tabs.sticky", "navigation.footer", "toc.follow", "content.code.copy"], "search": "../../../assets/javascripts/workers/search.07f07601.min.js", "translations": {"clipboard.copied": "Copied to clipboard", "clipboard.copy": "Copy to clipboard", "search.result.more.one": "1 more on this page", "search.result.more.other": "# more on this page", "search.result.none": "No matching documents", "search.result.one": "1 matching document", "search.result.other": "# matching documents", "search.result.placeholder": "Type to start searching", "search.result.term.missing": "Missing", "select.version": "Select version"}}</script> <script src="../../../assets/javascripts/bundle.56dfad97.min.js"></script> </body> </html>