oxirs-vec 0.2.4

Vector index abstractions for semantic similarity and AI-augmented querying
Documentation 
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//! Cache tier implementation

use super::eviction::EvictionPolicy;
use super::storage::CacheStorage;
use super::types::AccessTracker;
use super::types::{TierConfiguration, TierStatistics};

/// Individual cache tier with specific characteristics
#[derive(Debug)]
pub struct CacheTier {
    /// Tier identifier
    #[allow(dead_code)]
    pub(crate) tier_id: u32,
    /// Storage implementation
    pub(crate) storage: Box<dyn CacheStorage>,
    /// Eviction policy
    pub(crate) eviction_policy: Box<dyn EvictionPolicy>,
    /// Access frequency tracker
    pub(crate) access_tracker: AccessTracker,
    /// Tier-specific configuration
    pub(crate) config: TierConfiguration,
    /// Performance statistics
    pub(crate) stats: TierStatistics,
}