| Index: sync/engine/sync_thread_sync_entity.h
|
| diff --git a/sync/engine/sync_thread_sync_entity.h b/sync/engine/sync_thread_sync_entity.h
|
| deleted file mode 100644
|
| index 6ed9685b448a4f25196d0bf7b2cb29c1d863d690..0000000000000000000000000000000000000000
|
| --- a/sync/engine/sync_thread_sync_entity.h
|
| +++ /dev/null
|
| @@ -1,155 +0,0 @@
|
| -// Copyright 2014 The Chromium Authors. All rights reserved.
|
| -// Use of this source code is governed by a BSD-style license that can be
|
| -// found in the LICENSE file.
|
| -
|
| -#ifndef SYNC_ENGINE_SYNC_THREAD_SYNC_ENTITY_H_
|
| -#define SYNC_ENGINE_SYNC_THREAD_SYNC_ENTITY_H_
|
| -
|
| -#include <string>
|
| -
|
| -#include "base/basictypes.h"
|
| -#include "base/time/time.h"
|
| -#include "sync/base/sync_export.h"
|
| -#include "sync/protocol/sync.pb.h"
|
| -
|
| -namespace syncer {
|
| -
|
| -// Manages the pending commit and update state for an entity on the sync
|
| -// thread.
|
| -//
|
| -// It should be considered a helper class internal to the
|
| -// NonBlockingTypeProcessorCore.
|
| -//
|
| -// Maintains the state associated with a particular sync entity which is
|
| -// necessary for decision-making on the sync thread. It can track pending
|
| -// commit state, received update state, and can detect conflicts.
|
| -//
|
| -// This object may or may not contain state associated with a pending commit.
|
| -// If no commit is pending, the |is_commit_pending_| flag will be set to false
|
| -// and many of this object's fields will be cleared.
|
| -class SYNC_EXPORT SyncThreadSyncEntity {
|
| - public:
|
| - ~SyncThreadSyncEntity();
|
| -
|
| - // Initialize a new entity based on an update response.
|
| - static SyncThreadSyncEntity* FromServerUpdate(
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| - const std::string& id_string,
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| - const std::string& client_tag_hash,
|
| - int64 version);
|
| -
|
| - // Initialize a new entity based on a commit request.
|
| - static SyncThreadSyncEntity* FromCommitRequest(
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| - const std::string& id_string,
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| - const std::string& client_tag_hash,
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| - int64 sequence_number,
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| - int64 base_version,
|
| - base::Time ctime,
|
| - base::Time mtime,
|
| - const std::string& non_unique_name,
|
| - bool deleted,
|
| - const sync_pb::EntitySpecifics& specifics);
|
| -
|
| - // Returns true if this entity should be commited to the server.
|
| - bool IsCommitPending() const;
|
| -
|
| - // Populates a sync_pb::SyncEntity for a commit. Also sets the
|
| - // |sequence_number|, so we can track it throughout the commit process.
|
| - void PrepareCommitProto(sync_pb::SyncEntity* commit_entity,
|
| - int64* sequence_number) const;
|
| -
|
| - // Updates this entity with data from the latest version that the
|
| - // model asked us to commit. May clobber state related to the
|
| - // model's previous commit attempt(s).
|
| - void RequestCommit(const std::string& id,
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| - const std::string& client_tag_hash,
|
| - int64 sequence_number,
|
| - int64 base_version,
|
| - base::Time ctime,
|
| - base::Time mtime,
|
| - const std::string& non_unique_name,
|
| - bool deleted,
|
| - const sync_pb::EntitySpecifics& specifics);
|
| -
|
| - // Handles the receipt of a commit response.
|
| - //
|
| - // Since commits happen entirely on the sync thread, we can safely assume
|
| - // that our item's state at the end of the commit is the same as it was at
|
| - // the start.
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| - void ReceiveCommitResponse(const std::string& response_id,
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| - int64 response_version,
|
| - int64 sequence_number);
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| -
|
| - // Handles receipt of an update from the server.
|
| - void ReceiveUpdate(int64 version);
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| -
|
| - private:
|
| - // Initializes received update state. Does not initialize state related to
|
| - // pending commits and sets |is_commit_pending_| to false.
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| - SyncThreadSyncEntity(const std::string& id,
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| - const std::string& client_tag_hash,
|
| - int64 highest_commit_response_version,
|
| - int64 highest_gu_response_version);
|
| -
|
| - // Initializes all fields. Sets |is_commit_pending_| to true.
|
| - SyncThreadSyncEntity(const std::string& id,
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| - const std::string& client_tag_hash,
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| - int64 highest_commit_response_version,
|
| - int64 highest_gu_response_version,
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| - bool is_commit_pending,
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| - int64 sequence_number,
|
| - int64 base_version,
|
| - base::Time ctime,
|
| - base::Time mtime,
|
| - const std::string& non_unique_name,
|
| - bool deleted,
|
| - const sync_pb::EntitySpecifics& specifics);
|
| -
|
| - // Checks if the current state indicates a conflict.
|
| - //
|
| - // This can be true only while a call to this object is in progress.
|
| - // Conflicts are always cleared before the method call ends.
|
| - bool IsInConflict() const;
|
| -
|
| - // Checks if the server knows about this item.
|
| - bool IsServerKnown() const;
|
| -
|
| - // Clears flag and optionally clears state associated with a pending commit.
|
| - void ClearPendingCommit();
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| -
|
| - // The ID for this entry. May be empty if the entry has never been committed.
|
| - std::string id_;
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| -
|
| - // The hashed client tag for this entry.
|
| - std::string client_tag_hash_;
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| -
|
| - // The highest version seen in a commit response for this entry.
|
| - int64 highest_commit_response_version_;
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| -
|
| - // The highest version seen in a GU response for this entry.
|
| - int64 highest_gu_response_version_;
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| -
|
| - // Flag that indicates whether or not we're waiting for a chance to commit
|
| - // this item.
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| - bool is_commit_pending_;
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| -
|
| - // Used to track in-flight commit requests on the model thread. All we need
|
| - // to do here is return it back to the model thread when the pending commit
|
| - // is completed and confirmed. Not valid if no commit is pending.
|
| - int64 sequence_number_;
|
| -
|
| - // The following fields are valid only when a commit is pending.
|
| - // This is where we store the data that is to be sent up to the server
|
| - // at the next possible opportunity.
|
| - int64 base_version_;
|
| - base::Time ctime_;
|
| - base::Time mtime_;
|
| - std::string non_unique_name_;
|
| - bool deleted_;
|
| - sync_pb::EntitySpecifics specifics_;
|
| -
|
| - DISALLOW_COPY_AND_ASSIGN(SyncThreadSyncEntity);
|
| -};
|
| -
|
| -} // namespace syncer
|
| -
|
| -#endif // SYNC_ENGINE_SYNC_THREAD_SYNC_ENTITY_H_
|
|
|