searchcore/src/vespa/searchcore/proton/reference/i_document_db_reference_resolver.h


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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once

#include <vespa/vespalib/util/time.h>
#include <memory>

namespace search { class IAttributeManager; struct IDocumentMetaStoreContext; }

namespace proton {

class ImportedAttributesRepo;

/**
 * Interface used by a given document db to resolve all references to parent document dbs.
 */
struct IDocumentDBReferenceResolver {
    virtual ~IDocumentDBReferenceResolver() {}
    virtual std::unique_ptr<ImportedAttributesRepo> resolve(const search::IAttributeManager &newAttrMgr,
                                                            const search::IAttributeManager &oldAttrMgr,
                                                            const std::shared_ptr<search::IDocumentMetaStoreContext> &documentMetaStore,
                                                            vespalib::duration visibilityDelay) = 0;
    virtual void teardown(const search::IAttributeManager &oldAttrMgr) = 0;
};

}