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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vespa/searchlib/features/fieldmatch/computer.h>
#include <vespa/searchlib/features/fieldmatch/params.h>
#include <vespa/searchlib/fef/blueprint.h>
namespace search {
namespace features {
/**
* Implements the executor for THE field match feature.
*/
class FieldMatchExecutor : public fef::FeatureExecutor {
private:
fef::PhraseSplitter _splitter;
const fef::FieldInfo & _field;
const fieldmatch::Params & _params;
fieldmatch::Computer _cmp;
void handle_bind_match_data(fef::MatchData &md) override;
public:
/**
* Constructs an executor.
*/
FieldMatchExecutor(const fef::IQueryEnvironment & queryEnv,
const fef::FieldInfo & field,
const fieldmatch::Params & params);
void execute(uint32_t docId) override;
};
/**
* Implements the blueprint for THE field match feature.
*/
class FieldMatchBlueprint : public fef::Blueprint {
private:
const fef::FieldInfo * _field;
fieldmatch::Params _params;
public:
FieldMatchBlueprint();
~FieldMatchBlueprint();
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().indexField(fef::ParameterCollection::SINGLE);
}
bool setup(const fef::IIndexEnvironment & env, const fef::ParameterList & params) override;
fef::FeatureExecutor &createExecutor(const fef::IQueryEnvironment &env, vespalib::Stash &stash) const override;
};
} // namespace features
} // namespace search
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