Lexicon*
DefLexReader_Lexicon_IMP(DefaultLexiconReader *self, String *field,
Obj *term) {
DefaultLexiconReaderIVARS *const ivars = DefLexReader_IVARS(self);
int32_t field_num = Seg_Field_Num(ivars->segment, field);
SegLexicon *orig = (SegLexicon*)VA_Fetch(ivars->lexicons, field_num);
SegLexicon *lexicon = NULL;
if (orig) { // i.e. has data
lexicon
= SegLex_new(ivars->schema, ivars->folder, ivars->segment, field);
SegLex_Seek(lexicon, term);
}
return (Lexicon*)lexicon;
}
Lexicon*
DefLexReader_lexicon(DefaultLexiconReader *self, const CharBuf *field,
Obj *term)
{
i32_t field_num = Seg_Field_Num(self->segment, field);
SegLexicon *orig = (SegLexicon*)VA_Fetch(self->lexicons, field_num);
SegLexicon *lexicon = NULL;
if (orig) { /* i.e. has data */
lexicon
= SegLex_new(self->schema, self->folder, self->segment, field);
SegLex_Seek(lexicon, term);
}
return (Lexicon*)lexicon;
}
static void
S_refresh_lex_q(SegLexQueue *lex_q, Vector *seg_lexicons, Obj *target) {
// Empty out the queue.
while (1) {
SegLexicon *seg_lex = (SegLexicon*)SegLexQ_Pop(lex_q);
if (seg_lex == NULL) { break; }
DECREF(seg_lex);
}
// Refill the queue.
for (uint32_t i = 0, max = Vec_Get_Size(seg_lexicons); i < max; i++) {
SegLexicon *const seg_lexicon
= (SegLexicon*)Vec_Fetch(seg_lexicons, i);
SegLex_Seek(seg_lexicon, target);
if (SegLex_Get_Term(seg_lexicon) != NULL) {
SegLexQ_Insert(lex_q, INCREF(seg_lexicon));
}
}
}
static TermInfo*
S_find_tinfo(DefaultLexiconReader *self, String *field, Obj *target) {
DefaultLexiconReaderIVARS *const ivars = DefLexReader_IVARS(self);
if (field != NULL && target != NULL) {
int32_t field_num = Seg_Field_Num(ivars->segment, field);
SegLexicon *lexicon
= (SegLexicon*)VA_Fetch(ivars->lexicons, field_num);
if (lexicon) {
// Iterate until the result is ge the term.
SegLex_Seek(lexicon, target);
//if found matches target, return info; otherwise NULL
Obj *found = SegLex_Get_Term(lexicon);
if (found && Obj_Equals(target, found)) {
return SegLex_Get_Term_Info(lexicon);
}
}
}
return NULL;
}
TermInfo*
DefLexReader_fetch_term_info(DefaultLexiconReader *self,
const CharBuf *field, Obj *target)
{
if (field != NULL && target != NULL) {
i32_t field_num = Seg_Field_Num(self->segment, field);
SegLexicon *lexicon
= (SegLexicon*)VA_Fetch(self->lexicons, field_num);
if (lexicon) {
/* Iterate until the result is ge the term. */
SegLex_Seek(lexicon, target);
/*if found matches target, return info; otherwise NULL */
{
Obj *found = SegLex_Get_Term(lexicon);
if (found && Obj_Equals(target, found)) {
return SegLex_Get_Term_Info(lexicon);
}
}
}
}
return NULL;
}
