Struct BloomConfig 

pub struct BloomConfig {
    pub expected_items: usize,
    pub false_positive_rate: f64,
    pub num_hashes: usize,
    pub num_bits: usize,
}

Bloom filter configuration

Fields

expected_items: usize

Expected number of items

false_positive_rate: f64

Desired false positive rate (0.0 - 1.0)

num_hashes: usize

Number of hash functions to use

num_bits: usize

Size of the bit array in bits

Implementations

impl BloomConfig

pub fn new(expected_items: usize, false_positive_rate: f64) -> Self

Create a new configuration with given parameters

pub fn low_memory(expected_items: usize) -> Self

Create a configuration for low memory usage

pub fn high_accuracy(expected_items: usize) -> Self

Create a configuration for high accuracy

pub fn memory_bytes(&self) -> usize

Calculate memory usage in bytes

Trait Implementations

impl Clone for BloomConfig

fn clone(&self) -> BloomConfig

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for BloomConfig

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for BloomConfig

fn default() -> Self

Returns the “default value” for a type.