| // Copyright 2012 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 COMPONENTS_SYNC_SYNCABLE_MUTABLE_ENTRY_H_ |
| #define COMPONENTS_SYNC_SYNCABLE_MUTABLE_ENTRY_H_ |
| |
| #include <stdint.h> |
| |
| #include <memory> |
| #include <string> |
| |
| #include "base/macros.h" |
| #include "components/sync/base/model_type.h" |
| #include "components/sync/syncable/entry.h" |
| #include "components/sync/syncable/metahandle_set.h" |
| #include "components/sync/syncable/model_neutral_mutable_entry.h" |
| |
| namespace syncer { |
| |
| namespace syncable { |
| |
| enum Create { CREATE }; |
| |
| class WriteTransaction; |
| |
| // A mutable meta entry. Changes get committed to the database when the |
| // WriteTransaction is destroyed. |
| class MutableEntry : public ModelNeutralMutableEntry { |
| public: |
| MutableEntry(WriteTransaction* trans, CreateNewUpdateItem, const Id& id); |
| MutableEntry(WriteTransaction* trans, |
| Create, |
| ModelType model_type, |
| const std::string& name); |
| MutableEntry(WriteTransaction* trans, |
| Create, |
| ModelType model_type, |
| const Id& parent_id, |
| const std::string& name); |
| MutableEntry(WriteTransaction* trans, GetByHandle, int64_t); |
| MutableEntry(WriteTransaction* trans, GetById, const Id&); |
| MutableEntry(WriteTransaction* trans, GetByClientTag, const std::string& tag); |
| MutableEntry(WriteTransaction* trans, GetTypeRoot, ModelType type); |
| |
| inline WriteTransaction* write_transaction() const { |
| return write_transaction_; |
| } |
| |
| // Model-changing setters. These setters make user-visible changes that will |
| // need to be communicated either to the local model or the sync server. |
| void PutLocalExternalId(int64_t value); |
| void PutMtime(base::Time value); |
| void PutCtime(base::Time value); |
| void PutParentId(const Id& value); |
| void PutIsDir(bool value); |
| void PutIsDel(bool value); |
| void PutNonUniqueName(const std::string& value); |
| void PutSpecifics(const sync_pb::EntitySpecifics& value); |
| void PutUniquePosition(const UniquePosition& value); |
| |
| // Sets the position of this item, and updates the entry kernels of the |
| // adjacent siblings so that list invariants are maintained. Returns false |
| // and fails if |predecessor_id| does not identify a sibling. Pass the root |
| // ID to put the node in first position. |
| bool PutPredecessor(const Id& predecessor_id); |
| |
| private: |
| static std::unique_ptr<EntryKernel> CreateEntryKernel( |
| WriteTransaction* trans, |
| ModelType model_type, |
| const Id& parent_id, |
| const std::string& name); |
| |
| // Kind of redundant. We should reduce the number of pointers |
| // floating around if at all possible. Could we store this in Directory? |
| // Scope: Set on construction, never changed after that. |
| WriteTransaction* const write_transaction_; |
| |
| DISALLOW_COPY_AND_ASSIGN(MutableEntry); |
| }; |
| |
| // This function sets only the flags needed to get this entry to sync. |
| bool MarkForSyncing(syncable::MutableEntry* e); |
| |
| } // namespace syncable |
| } // namespace syncer |
| |
| #endif // COMPONENTS_SYNC_SYNCABLE_MUTABLE_ENTRY_H_ |