45 lines
1009 B
Rust
45 lines
1009 B
Rust
#![allow(dead_code)] // REMOVE THIS LINE after fully implementing this functionality
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use std::fs::File;
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use std::path::Path;
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use std::sync::Arc;
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use anyhow::Result;
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use parking_lot::{Mutex, MutexGuard};
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use serde::{Deserialize, Serialize};
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use crate::compact::CompactionTask;
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pub struct Manifest {
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file: Arc<Mutex<File>>,
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}
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#[derive(Serialize, Deserialize)]
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pub enum ManifestRecord {
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Flush(usize),
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NewMemtable(usize),
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Compaction(CompactionTask, Vec<usize>),
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}
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impl Manifest {
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pub fn create(_path: impl AsRef<Path>) -> Result<Self> {
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unimplemented!()
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}
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pub fn recover(_path: impl AsRef<Path>) -> Result<(Self, Vec<ManifestRecord>)> {
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unimplemented!()
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}
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pub fn add_record(
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&self,
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_state_lock_observer: &MutexGuard<()>,
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record: ManifestRecord,
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) -> Result<()> {
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self.add_record_when_init(record)
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}
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pub fn add_record_when_init(&self, _record: ManifestRecord) -> Result<()> {
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unimplemented!()
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}
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}
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