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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/searchcore/proton/common/feedtoken.h>
#include <vespa/searchlib/common/commit_param.h>
namespace document { class DocumentTypeRepo; }
namespace vespalib { class IDestructorCallback; }
namespace proton {
class CompactLidSpaceOperation;
class DeleteBucketOperation;
struct ISimpleDocumentMetaStore;
class MoveOperation;
class PruneRemovedDocumentsOperation;
class PutOperation;
class RemoveOperation;
class UpdateOperation;
/**
* Interface for a feed view as seen from a feed handler.
*/
class IFeedView
{
protected:
IFeedView() = default;
public:
using SP = std::shared_ptr<IFeedView>;
using DoneCallback = const std::shared_ptr<vespalib::IDestructorCallback> &;
using IDestructorCallbackSP = std::shared_ptr<vespalib::IDestructorCallback>;
using CommitParam = search::CommitParam;
IFeedView(const IFeedView &) = delete;
IFeedView & operator = (const IFeedView &) = delete;
virtual ~IFeedView() = default;
virtual const std::shared_ptr<const document::DocumentTypeRepo> &getDocumentTypeRepo() const = 0;
/**
* Access to const version of document meta store.
* Should only be used by the writer thread.
*/
virtual const ISimpleDocumentMetaStore * getDocumentMetaStorePtr() const = 0;
/**
* Similar to IPersistenceHandler functions.
*/
virtual void preparePut(PutOperation &putOp) = 0;
virtual void handlePut(FeedToken token, const PutOperation &putOp) = 0;
virtual void prepareUpdate(UpdateOperation &updOp) = 0;
virtual void handleUpdate(FeedToken token, const UpdateOperation &updOp) = 0;
virtual void prepareRemove(RemoveOperation &rmOp) = 0;
virtual void handleRemove(FeedToken token, const RemoveOperation &rmOp) = 0;
virtual void prepareDeleteBucket(DeleteBucketOperation &delOp) = 0;
virtual void prepareMove(MoveOperation &putOp) = 0;
virtual void handleDeleteBucket(const DeleteBucketOperation &delOp, DoneCallback onDone) = 0;
virtual void handleMove(const MoveOperation &putOp, DoneCallback onDone) = 0;
virtual void heartBeat(search::SerialNum serialNum, DoneCallback onDone) = 0;
virtual void forceCommit(const CommitParam & param, DoneCallback onDone) = 0;
virtual void handlePruneRemovedDocuments(const PruneRemovedDocumentsOperation & pruneOp, DoneCallback onDone) = 0;
virtual void handleCompactLidSpace(const CompactLidSpaceOperation &op, DoneCallback onDone) = 0;
void forceCommit(CommitParam param) { forceCommit(param, IDestructorCallbackSP()); }
void forceCommit(search::SerialNum serialNum) { forceCommit(CommitParam(serialNum)); }
void forceCommitAndWait(CommitParam param);
};
} // namespace proton
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