| // Copyright 2016 The Fuchsia 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 SRC_LEDGER_BIN_STORAGE_IMPL_PAGE_DB_IMPL_H_ |
| #define SRC_LEDGER_BIN_STORAGE_IMPL_PAGE_DB_IMPL_H_ |
| |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| #include "src/ledger/bin/environment/environment.h" |
| #include "src/ledger/bin/filesystem/detached_path.h" |
| #include "src/ledger/bin/storage/impl/object_identifier_factory_impl.h" |
| #include "src/ledger/bin/storage/impl/page_db.h" |
| #include "src/ledger/bin/storage/public/db.h" |
| #include "src/ledger/bin/storage/public/types.h" |
| #include "src/ledger/lib/coroutine/coroutine.h" |
| |
| namespace storage { |
| |
| class PageStorageImpl; |
| |
| // TODO(qsr): LE-250 There must be a mechanism to clean the database from |
| // TRANSIENT objects. |
| class PageDbImpl : public PageDb { |
| public: |
| PageDbImpl(ledger::Environment* environment, ObjectIdentifierFactory* object_identifier_factory, |
| std::unique_ptr<Db> db); |
| ~PageDbImpl() override; |
| |
| // PageDb: |
| Status StartBatch(coroutine::CoroutineHandler* handler, |
| std::unique_ptr<PageDb::Batch>* batch) override; |
| Status GetHeads(coroutine::CoroutineHandler* handler, |
| std::vector<std::pair<zx::time_utc, CommitId>>* heads) override; |
| Status GetMerges(coroutine::CoroutineHandler* handler, CommitIdView parent1_id, |
| CommitIdView parent2_id, std::vector<CommitId>* merges) override; |
| Status GetCommitStorageBytes(coroutine::CoroutineHandler* handler, CommitIdView commit_id, |
| std::string* storage_bytes) override; |
| Status ReadObject(coroutine::CoroutineHandler* handler, const ObjectIdentifier& object_identifier, |
| std::unique_ptr<const Piece>* piece) override; |
| Status HasObject(coroutine::CoroutineHandler* handler, |
| const ObjectIdentifier& object_identifier) override; |
| Status GetUnsyncedCommitIds(coroutine::CoroutineHandler* handler, |
| std::vector<CommitId>* commit_ids) override; |
| Status IsCommitSynced(coroutine::CoroutineHandler* handler, const CommitId& commit_id, |
| bool* is_synced) override; |
| Status GetUnsyncedPieces(coroutine::CoroutineHandler* handler, |
| std::vector<ObjectIdentifier>* object_identifiers) override; |
| Status GetObjectStatus(coroutine::CoroutineHandler* handler, |
| const ObjectIdentifier& object_identifier, |
| PageDbObjectStatus* object_status) override; |
| Status GetObjectStatusKeys(coroutine::CoroutineHandler* handler, |
| const ObjectDigest& object_digest, |
| std::map<std::string, PageDbObjectStatus>* keys) override; |
| Status GetInboundObjectReferences(coroutine::CoroutineHandler* handler, |
| const ObjectIdentifier& object_identifier, |
| ObjectReferencesAndPriority* references) override; |
| Status GetInboundCommitReferences(coroutine::CoroutineHandler* handler, |
| const ObjectIdentifier& object_identifier, |
| std::vector<CommitId>* references) override; |
| Status GetSyncMetadata(coroutine::CoroutineHandler* handler, fxl::StringView key, |
| std::string* value) override; |
| Status IsPageOnline(coroutine::CoroutineHandler* handler, bool* page_is_online) override; |
| |
| Status AddHead(coroutine::CoroutineHandler* handler, CommitIdView head, |
| zx::time_utc timestamp) override; |
| Status RemoveHead(coroutine::CoroutineHandler* handler, CommitIdView head) override; |
| Status AddMerge(coroutine::CoroutineHandler* handler, CommitIdView parent1_id, |
| CommitIdView parent2_id, CommitIdView merge_commit_id) override; |
| Status DeleteMerge(coroutine::CoroutineHandler* handler, CommitIdView parent1_id, |
| CommitIdView parent2_id, CommitIdView commit_id) override; |
| Status AddCommitStorageBytes(coroutine::CoroutineHandler* handler, const CommitId& commit_id, |
| fxl::StringView remote_commit_id, const ObjectIdentifier& root_node, |
| fxl::StringView storage_bytes) override; |
| Status DeleteCommit(coroutine::CoroutineHandler* handler, CommitIdView commit_id, |
| fxl::StringView remote_commit_id, const ObjectIdentifier& root_node) override; |
| Status WriteObject(coroutine::CoroutineHandler* handler, const Piece& piece, |
| PageDbObjectStatus object_status, |
| const ObjectReferencesAndPriority& references) override; |
| Status DeleteObject(coroutine::CoroutineHandler* handler, const ObjectDigest& object_digest, |
| const ObjectReferencesAndPriority& references) override; |
| Status MarkCommitIdSynced(coroutine::CoroutineHandler* handler, |
| const CommitId& commit_id) override; |
| Status MarkCommitIdUnsynced(coroutine::CoroutineHandler* handler, const CommitId& commit_id, |
| uint64_t generation) override; |
| Status SetObjectStatus(coroutine::CoroutineHandler* handler, |
| const ObjectIdentifier& object_identifier, |
| PageDbObjectStatus object_status) override; |
| Status SetSyncMetadata(coroutine::CoroutineHandler* handler, fxl::StringView key, |
| fxl::StringView value) override; |
| Status MarkPageOnline(coroutine::CoroutineHandler* handler) override; |
| Status GetDeviceId(coroutine::CoroutineHandler* handler, DeviceId* device_id) override; |
| Status GetClock(coroutine::CoroutineHandler* handler, |
| std::map<DeviceId, ClockEntry>* clock) override; |
| Status SetDeviceId(coroutine::CoroutineHandler* handler, DeviceIdView device_id) override; |
| Status SetClockEntry(coroutine::CoroutineHandler* handler, DeviceIdView device_id, |
| const ClockEntry& entry) override; |
| Status GetCommitIdFromRemoteId(coroutine::CoroutineHandler* handler, fxl::StringView remote_id, |
| CommitId* commit_id) override; |
| |
| private: |
| ledger::Environment* environment_; |
| ObjectIdentifierFactory* const object_identifier_factory_; |
| std::unique_ptr<Db> db_; |
| }; |
| |
| } // namespace storage |
| |
| #endif // SRC_LEDGER_BIN_STORAGE_IMPL_PAGE_DB_IMPL_H_ |