36 lines
741 B
Rust
36 lines
741 B
Rust
//! The main KV store
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use std::collections::HashMap;
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/// A log-based Key-Value store.
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///
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/// The store is a dynamic "view" generated by replaying entries.
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pub struct Store {
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data: HashMap<Vec<u8>, Vec<u8>>,
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}
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impl Store {
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/// Create a new empty store.
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pub fn new() -> Self {
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Self {
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data: HashMap::new(),
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}
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}
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/// Get a value by key.
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pub fn get(&self, key: &[u8]) -> Option<&[u8]> {
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self.data.get(key).map(|v| v.as_slice())
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}
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/// Set a value (this would normally go through the log).
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pub fn set(&mut self, key: Vec<u8>, value: Vec<u8>) {
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self.data.insert(key, value);
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}
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}
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impl Default for Store {
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fn default() -> Self {
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Self::new()
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}
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}
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