Esempio n. 1
0
void
HLWriter_Add_Inverted_Doc_IMP(HighlightWriter *self, Inverter *inverter,
                              int32_t doc_id) {
    HighlightWriterIVARS *const ivars = HLWriter_IVARS(self);
    OutStream *dat_out = S_lazy_init(self);
    OutStream *ix_out  = ivars->ix_out;
    int64_t    filepos = OutStream_Tell(dat_out);
    uint32_t num_highlightable = 0;
    int32_t expected = (int32_t)(OutStream_Tell(ix_out) / 8);

    // Verify doc id.
    if (doc_id != expected) {
        THROW(ERR, "Expected doc id %i32 but got %i32", expected, doc_id);
    }

    // Write index data.
    OutStream_Write_I64(ix_out, filepos);

    // Count, then write number of highlightable fields.
    Inverter_Iterate(inverter);
    while (Inverter_Next(inverter)) {
        FieldType *type = Inverter_Get_Type(inverter);
        if (FType_Is_A(type, FULLTEXTTYPE)
            && FullTextType_Highlightable((FullTextType*)type)
           ) {
            num_highlightable++;
        }
    }
    OutStream_Write_C32(dat_out, num_highlightable);

    Inverter_Iterate(inverter);
    while (Inverter_Next(inverter)) {
        FieldType *type = Inverter_Get_Type(inverter);
        if (FType_Is_A(type, FULLTEXTTYPE)
            && FullTextType_Highlightable((FullTextType*)type)
           ) {
            String    *field     = Inverter_Get_Field_Name(inverter);
            Inversion *inversion = Inverter_Get_Inversion(inverter);
            ByteBuf   *tv_buf    = HLWriter_TV_Buf(self, inversion);
            Freezer_serialize_string(field, dat_out);
            Freezer_serialize_bytebuf(tv_buf, dat_out);
            DECREF(tv_buf);
        }
    }
}
void
HLWriter_add_inverted_doc(HighlightWriter *self, Inverter *inverter, 
                          i32_t doc_id)
{
    OutStream *dat_out = S_lazy_init(self);
    OutStream *ix_out  = self->ix_out;
    i64_t      filepos = OutStream_Tell(dat_out);
    u32_t num_highlightable = 0;
    i32_t expected = (i32_t)(OutStream_Tell(ix_out) / 8);

    /* Verify doc id. */
    if (doc_id != expected)
        THROW("Expected doc id %i32 but got %i32", expected, doc_id);

    /* Write index data. */
    OutStream_Write_U64(ix_out, filepos);

    /* Count, then write number of highlightable fields. */
    Inverter_Iter_Init(inverter);
    while (Inverter_Next(inverter)) {
        FieldType *type = Inverter_Get_Type(inverter);
        if (   OBJ_IS_A(type, FULLTEXTTYPE) 
            && FullTextType_Highlightable(type)
        ) {
            num_highlightable++;
        }
    }
    OutStream_Write_C32(dat_out, num_highlightable);

    Inverter_Iter_Init(inverter);
    while (Inverter_Next(inverter)) {
        FieldType *type = Inverter_Get_Type(inverter);
        if (   OBJ_IS_A(type, FULLTEXTTYPE) 
            && FullTextType_Highlightable(type)
        ) {
            CharBuf   *field     = Inverter_Get_Field_Name(inverter);
            Inversion *inversion = Inverter_Get_Inversion(inverter);
            ByteBuf   *tv_buf    = HLWriter_TV_Buf(self, inversion);
            CB_Serialize(field, dat_out);
            BB_Serialize(tv_buf, dat_out);
            DECREF(tv_buf);
        }
    }
}