32 lines
778 B
Rust
32 lines
778 B
Rust
use roaring::RoaringBitmap;
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use super::{Criterion, CriterionParameters, CriterionResult};
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use crate::search::query_tree::Operation;
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use crate::Result;
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pub struct Initial {
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answer: Option<CriterionResult>,
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}
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impl Initial {
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pub fn new(
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query_tree: Option<Operation>,
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filtered_candidates: Option<RoaringBitmap>,
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) -> Initial {
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let answer = CriterionResult {
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query_tree,
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candidates: None,
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filtered_candidates,
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bucket_candidates: None,
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};
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Initial { answer: Some(answer) }
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}
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}
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impl Criterion for Initial {
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#[logging_timer::time("Initial::{}")]
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fn next(&mut self, _: &mut CriterionParameters) -> Result<Option<CriterionResult>> {
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Ok(self.answer.take())
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}
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}
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