anttp 0.26.0

AntTP is an HTTP server for the Autonomi Network
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use std::time::{SystemTime, UNIX_EPOCH};
use serde::{Deserialize, Serialize};

#[derive(Serialize,Deserialize)]
pub struct CacheItem<T> {
    pub item: Option<T>,
    pub ttl: u64,
    pub timestamp: u64
}

impl<T> CacheItem<T> {
    pub fn new(item: Option<T>, ttl: u64) -> Self {
        CacheItem { item, ttl, timestamp: SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_secs() }
    }

    pub fn has_expired(&self) -> bool {
        SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_secs() - self.timestamp > self.ttl
    }
}