Trait HeaderExtract 

pub trait HeaderExtract {
    // Required method
    fn extract_target(&self) -> Option<u32>;
}

提取服务id

Required Methods

fn extract_target(&self) -> Option<u32>

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementations on Foreign Types

impl HeaderExtract for HeaderMap<HeaderValue>

fn extract_target(&self) -> Option<u32>

Implementors