Trait MessageProcessor 

pub trait MessageProcessor: Send + Sync {
    // Required method
    fn process<'life0, 'life1, 'async_trait>(
        &'life0 self,
        ctx: &'life1 MessageContext,
    ) -> Pin<Box<dyn Future<Output = Result<Option<Frame>>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait,
             'life1: 'async_trait;

    // Provided method
    fn name(&self) -> &str { ... }
}

消息处理器

处理具体的业务逻辑

Required Methods

fn process<'life0, 'life1, 'async_trait>( &'life0 self, ctx: &'life1 MessageContext, ) -> Pin<Box<dyn Future<Output = Result<Option<Frame>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

处理消息

参数

• ctx: 消息上下文

返回

• Ok(Some(Frame)): 需要发送的响应
• Ok(None): 不需要响应
• Err: 处理失败

Provided Methods

fn name(&self) -> &str

处理器名称

Dyn Compatibility

This trait is dyn compatible.

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

Implementors

impl MessageProcessor for DelegateProcessor

impl MessageProcessor for FunctionProcessor