Struct Context 

pub struct Context {
    pub pool_store: PoolStore,
    pub locale: String,
    pub watermark_map: HashMap<u64, u64>,
}

The engine context holding config and pool data.

Fields

pool_store: PoolStore

locale: String

watermark_map: HashMap<u64, u64>

Implementations

impl Context

pub fn new(domain: &str, locale: &str, pools_dir: &str) -> Result<Self, String>

Build a Context from a domain name + locale + path to pools directory.

pub fn enable_watermark(&mut self, domain: &str, size: usize, seed: u64)

Enable watermarking by computing per-column tags from the pipeline config.

pub fn watermark_3digits(&self, tag: u64) -> u64

Return the watermark mask for a given column tag (last 3 digits, 0..999).

pub fn watermark_2digits(&self, tag: u64) -> u64

Return the watermark mask for a given column tag (last 2 digits, 0..99).

Trait Implementations

impl Clone for Context

fn clone(&self) -> Context

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Context

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

Formats the value using the given formatter.