Struct ntex::web::types::JsonConfig

pub struct JsonConfig { /* fields omitted */ }

Json extractor configuration

use ntex::http::error;
use ntex::web::{self, App, FromRequest, HttpResponse};

#[derive(serde::Deserialize)]
struct Info {
    username: String,
}

/// deserialize `Info` from request's body, max payload size is 4kb
async fn index(info: web::types::Json<Info>) -> String {
    format!("Welcome {}!", info.username)
}

fn main() {
    let app = App::new().service(
        web::resource("/index.html")
            .app_data(
                // change json extractor configuration
                web::types::JsonConfig::default()
                   .limit(4096)
                   .content_type(|mime| {  // <- accept text/plain content type
                       mime.type_() == mime::TEXT && mime.subtype() == mime::PLAIN
                   })
            )
            .route(web::post().to(index))
    );
}

Implementations

impl JsonConfig

pub fn limit(self, limit: usize) -> Self

Change max size of payload. By default max size is 32Kb

pub fn content_type<F>(self, predicate: F) -> Self where
    F: Fn(Mime) -> bool + Send + Sync + 'static, 

Set predicate for allowed content types

Trait Implementations

impl Clone for JsonConfig

fn clone(&self) -> JsonConfig

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Default for JsonConfig

fn default() -> Self

Returns the “default value” for a type.