5 lines
9.8 KiB
JSON
5 lines
9.8 KiB
JSON
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{
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"id": "api/common/http/HttpInterceptor",
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"title": "HttpInterceptor",
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"contents": "\n\n<article>\n <div class=\"breadcrumb-container\">\n <div class=\"breadcrumb\">\n <script type=\"application/ld+json\">\n {\n \"@context\": \"http://schema.org\",\n \"@type\": \"BreadcrumbList\",\n \"itemListElement\": [\n { \"@type\": \"ListItem\", \"position\": 1, \"item\": { \"@id\": \"https://angular.io//api\", \"name\": \"API\" } },\n { \"@type\": \"ListItem\", \"position\": 2, \"item\": { \"@id\": \"https://angular.io/api/common\", \"name\": \"@angular/common\" } },\n { \"@type\": \"ListItem\", \"position\": 3, \"item\": { \"@id\": \"https://angular.io/api/common/http\", \"name\": \"@angular/common/http\" } },\n { \"@type\": \"ListItem\", \"position\": 4, \"item\": { \"@id\": \"https://angular.io/api/common/http/HttpInterceptor\", \"name\": \"HttpInterceptor\" } }\n ]\n }\n </script>\n <a href=\"/api\">API</a> > <a href=\"api/common\">@angular/common</a> > <a href=\"api/common/http\">@angular/common/http</a>\n </div>\n <div class=\"github-links\">\n <a href=\"https://github.com/angular/angular/edit/master/packages/common/http/src/interceptor.ts?message=docs(common)%3A%20describe%20your%20change...#L15-L54\" aria-label=\"Suggest Edits\" title=\"Suggest Edits\"><i class=\"material-icons\" aria-hidden=\"true\" role=\"img\">mode_edit</i></a>\n <a href=\"https://github.com/angular/angular/tree/12.0.0-next.7/packages/common/http/src/interceptor.ts#L15-L54\" aria-label=\"View Source\" title=\"View Source\"><i class=\"material-icons\" aria-hidden=\"true\" role=\"img\">code</i></a>\n</div>\n </div>\n \n <header class=\"api-header\">\n <h1 id=\"httpinterceptor\">HttpInterceptor<a title=\"Link to this heading\" class=\"header-link\" aria-hidden=\"true\" href=\"api/common/http/HttpInterceptor#httpinterceptor\"><i class=\"material-icons\">link</i></a></h1>\n \n <label class=\"api-type-label interface\">interface</label>\n \n \n \n </header>\n \n <aio-toc class=\"embedded\"></aio-toc>\n\n <div class=\"api-body\">\n \n <section class=\"short-description\">\n <p>Intercepts and handles an <code><a href=\"api/common/http/HttpRequest\" class=\"code-anchor\">HttpRequest</a></code> or <code><a href=\"api/common/http/HttpResponse\" class=\"code-anchor\">HttpResponse</a></code>.</p>\n\n <p><a href=\"api/common/http/HttpInterceptor#description\">See more...</a></p>\n </section>\n \n \n <section class=\"interface-overview\">\n<code-example language=\"ts\" hidecopy=\"true\">\ninterface <a href=\"api/common/http/HttpInterceptor\" class=\"code-anchor\">HttpInterceptor</a> {\n <a class=\"code-anchor\" href=\"api/common/http/HttpInterceptor#intercept\"><span class=\"member-name\">intercept</span>(req: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>></a>\n}\n</code-example>\n\n \n \n\n\n \n \n\n</section>\n\n \n<section class=\"see-also\">\n <h2 id=\"see-also\">See also<a title=\"Link to this heading\" class=\"header-link\" aria-hidden=\"true\" href=\"api/common/http/HttpInterceptor#see-also\"><i class=\"material-icons\">link</i></a></h2>\n <ul>\n \n <li><p><a href=\"guide/http#intercepting-requests-and-responses\">HTTP Guide</a></p>\n</li>\n </ul>\n</section>\n\n\n \n \n<section class=\"description\">\n <h2 id=\"description\">Description<a title=\"Link to this heading\" class=\"header-link\" aria-hidden=\"true\" href=\"api/common/http/HttpInterceptor#description\"><i class=\"material-icons\">link</i></a></h2>\n <p>Most interceptors transform the outgoing request before passing it to the\nnext interceptor in the chain, by calling <code>next.handle(transformedReq)</code>.\nAn interceptor may transform the\nresponse event stream as well, by applying additional RxJS operators on the stream\nreturned by <code>next.handle()</code>.</p>\n<p>More rarely, an interceptor may handle the request entirely,\nand compose a new event stream instead of invoking <code>next.handle()</code>. This is an\nacceptable behavior, but keep in mind
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}
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