Struct Q42Lexicon 

pub struct Q42Lexicon {
    pub terms: HashMap<String, u64>,
    pub reverse: HashMap<u64, String>,
    pub version: LexiconVersion,
    pub context_uri: String,
    pub vocabulary: HashMap<String, String>,
}

Q42 Lexicon for CBOR-LD semantic processing

Fields

terms: HashMap<String, u64>

Term to hash mapping (forward lookup)

reverse: HashMap<u64, String>

Hash to term mapping (reverse lookup)

version: LexiconVersion

Lexicon version

context_uri: String

Context URI

vocabulary: HashMap<String, String>

Vocabulary prefixes

Implementations

impl Q42Lexicon

pub fn new() -> Self

Create a new empty lexicon

pub fn from_volume(volume: &Q42Volume) -> Result<Self, LexError>

Load lexicon from a Q42 volume

pub fn resolve_term(&self, term: &str) -> Option<u64>

Resolve term to hash (zero-allocation)

pub fn resolve_hash(&self, hash: u64) -> Option<&str>

Resolve hash to term (zero-allocation)

pub fn contains_term(&self, term: &str) -> bool

Check if term exists in lexicon

pub fn contains_hash(&self, hash: u64) -> bool

Check if hash exists in lexicon

pub fn add_term(&mut self, term: String, hash: u64)

Add a term to the lexicon

pub fn expand_iri(&self, compact_iri: &str) -> Option<String>

Expand compact IRI to full IRI

pub fn vocabulary(&self) -> &HashMap<String, String>

Get vocabulary prefixes

Trait Implementations

impl Clone for Q42Lexicon

fn clone(&self) -> Q42Lexicon

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Q42Lexicon

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

Formats the value using the given formatter.

impl Default for Q42Lexicon

fn default() -> Self

Returns the “default value” for a type.