Struct splinter::storage::sets::mem::DurableHashSet

pub struct DurableHashSet<V: Hash + Eq> { /* fields omitted */ }

An in-memory, DurableSet, backed by a HashSet.

This set is unbounded.

Methods

impl<V: Send + Hash + Eq> DurableHashSet<V>

pub fn new() -> Self

Constructs a new DurableHashSet.

Trait Implementations

impl<V: Default + Hash + Eq> Default for DurableHashSet<V>

fn default() -> DurableHashSet<V>

Returns the "default value" for a type.

impl<V: Send + Hash + Eq + Clone> DurableSet for DurableHashSet<V>

type Item = V

fn add(&mut self, item: Self::Item) -> Result<(), DurableSetError>

Add an item to the set.

fn remove(
    &mut self,
    item: &Self::Item
) -> Result<Option<Self::Item>, DurableSetError>

Remove an item to the set.

fn iter<'a>(
    &'a self
) -> Result<Box<dyn Iterator<Item = Self::Item> + 'a>, DurableSetError>

Returns an iterator over the contents of the set.

fn contains(&self, item: &Self::Item) -> Result<bool, DurableSetError>

Get a value based on the query item.

fn len(&self) -> Result<u64, DurableSetError>

Returns the count of the values in the set.

fn is_empty(&self) -> Result<bool, DurableSetError>