Struct graphannis_core::util::disk_collections::DiskMap

pub struct DiskMap<K, V>
where
    K: 'static + KeySerializer + Serialize + DeserializeOwned + Clone + Send + Sync + Ord,
    for<'de> V: 'static + Serialize + Deserialize<'de> + Clone + Send + Sync,
{ /* private fields */ }

Implementations

impl<K, V> DiskMap<K, V>

where K: 'static + Clone + KeySerializer + Serialize + DeserializeOwned + Send + Sync + Ord, for<'de> V: 'static + Clone + Serialize + Deserialize<'de> + Send + Sync,

pub fn new( persisted_file: Option<&Path>, eviction_strategy: EvictionStrategy, block_cache_capacity: usize, c1_config: BtreeConfig ) -> Result<DiskMap<K, V>>

pub fn new_temporary( eviction_strategy: EvictionStrategy, block_cache_capacity: usize, c1_config: BtreeConfig ) -> DiskMap<K, V>

pub fn insert(&mut self, key: K, value: V) -> Result<()>

pub fn get(&self, key: &K) -> Result<Option<Cow<'_, V>>>

pub fn contains_key(&self, key: &K) -> Result<bool>

pub fn remove(&mut self, key: &K) -> Result<Option<V>>

pub fn iter(&self) -> Result<Box<dyn Iterator<Item = Result<(K, V)>> + '_>>

pub fn range<'a, R>( &'a self, range: R ) -> Box<dyn Iterator<Item = Result<(K, V)>> + 'a>

where R: RangeBounds<K> + Clone,

Returns an iterator over a range of entries.

pub fn is_empty(&self) -> Result<bool>

pub fn clear(&mut self)

pub fn write_to(&self, location: &Path) -> Result<()>

pub fn compact(&mut self) -> Result<()>

Compact the existing disk tables and the in-memory table to a single temporary disk table.

Trait Implementations

impl<K, V> Default for DiskMap<K, V>

where K: 'static + Ord + Clone + KeySerializer + Serialize + DeserializeOwned + Send + Sync, for<'de> V: 'static + Clone + Serialize + Deserialize<'de> + Send + Sync,

fn default() -> Self

Returns the “default value” for a type.