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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vespa/searchlib/fef/blueprint.h>
namespace search::features {
/**
* Implements the blueprint for the matches executor.
*
* matches(name)
* - returns 1 if there is an index or attribute with this name which matched the query, 0 otherwise
* matches(name,n)
* - returns 1 if there is an index or attribute with this name which matched with the query term at the given position, 0 otherwise
*/
class MatchesBlueprint : public fef::Blueprint
{
private:
const fef::FieldInfo *_field;
uint32_t _termIdx;
public:
MatchesBlueprint();
void visitDumpFeatures(const fef::IIndexEnvironment & env, fef::IDumpFeatureVisitor & visitor) const override;
fef::Blueprint::UP createInstance() const override;
fef::ParameterDescriptions getDescriptions() const override {
return fef::ParameterDescriptions().desc().field().desc().field().number();
}
bool setup(const fef::IIndexEnvironment & env, const fef::ParameterList & params) override;
fef::FeatureExecutor &createExecutor(const fef::IQueryEnvironment &env, vespalib::Stash &stash) const override;
};
}
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