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Unified Diff: sync/engine/sync_thread_sync_entity.h

Issue 351523003: sync: Mass rename of non-blocking sync classes (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: const ref some smart pointers Created 6 years, 6 months ago
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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(
- const std::string& id_string,
- const std::string& client_tag_hash,
- int64 version);
-
- // Initialize a new entity based on a commit request.
- static SyncThreadSyncEntity* FromCommitRequest(
- const std::string& id_string,
- 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);
-
- // 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,
- 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.
- void ReceiveCommitResponse(const std::string& response_id,
- int64 response_version,
- int64 sequence_number);
-
- // Handles receipt of an update from the server.
- void ReceiveUpdate(int64 version);
-
- private:
- // Initializes received update state. Does not initialize state related to
- // pending commits and sets |is_commit_pending_| to false.
- SyncThreadSyncEntity(const std::string& id,
- 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,
- const std::string& client_tag_hash,
- int64 highest_commit_response_version,
- int64 highest_gu_response_version,
- bool is_commit_pending,
- 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();
-
- // The ID for this entry. May be empty if the entry has never been committed.
- std::string id_;
-
- // The hashed client tag for this entry.
- std::string client_tag_hash_;
-
- // The highest version seen in a commit response for this entry.
- int64 highest_commit_response_version_;
-
- // The highest version seen in a GU response for this entry.
- int64 highest_gu_response_version_;
-
- // Flag that indicates whether or not we're waiting for a chance to commit
- // this item.
- bool is_commit_pending_;
-
- // 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_
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