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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/vespalib/util/thread_bundle.h>
namespace search::engine {
class SearchRequest;
class SearchReply;
class DocsumRequest;
class DocsumReply;
}
namespace proton {
/**
* This interface describes a sync summary operation handler. It is
* implemented by the DocumentDB class, and used by the SummaryEngine
* class to delegate operations to the appropriate db.
*/
class ISearchHandler {
protected:
ISearchHandler() = default;
using DocsumReply = search::engine::DocsumReply;
using SearchReply = search::engine::SearchReply;
using SearchRequest = search::engine::SearchRequest;
using DocsumRequest = search::engine::DocsumRequest;
using ThreadBundle = vespalib::ThreadBundle;
public:
using SP = std::shared_ptr<ISearchHandler>;
ISearchHandler(const ISearchHandler &) = delete;
ISearchHandler & operator = (const ISearchHandler &) = delete;
virtual ~ISearchHandler() = default;
/**
* @return Use the request and produce the document summary result.
*/
virtual std::unique_ptr<DocsumReply> getDocsums(const DocsumRequest & request) = 0;
virtual std::unique_ptr<SearchReply>
match(const SearchRequest &req, ThreadBundle &threadBundle) const = 0;
};
} // namespace proton
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