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// Copyright (c) 2013 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 CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_INDEX_WRITER_H_
#define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_INDEX_WRITER_H_
#include <stdint.h>
#include <map>
#include <memory>
#include <vector>
#include "base/macros.h"
#include "base/strings/string16.h"
#include "content/browser/indexed_db/indexed_db_backing_store.h"
#include "content/browser/indexed_db/indexed_db_database.h"
#include "third_party/blink/public/common/indexeddb/indexeddb_key.h"
namespace blink {
struct IndexedDBObjectStoreMetadata;
}
namespace content {
class IndexedDBTransaction;
class IndexWriter {
public:
explicit IndexWriter(const blink::IndexedDBIndexMetadata& index_metadata);
IndexWriter(const blink::IndexedDBIndexMetadata& index_metadata,
const std::vector<blink::IndexedDBKey>& keys);
bool VerifyIndexKeys(IndexedDBBackingStore* store,
IndexedDBBackingStore::Transaction* transaction,
int64_t database_id,
int64_t object_store_id,
int64_t index_id,
bool* can_add_keys,
const blink::IndexedDBKey& primary_key,
base::string16* error_message) const WARN_UNUSED_RESULT;
leveldb::Status WriteIndexKeys(
const IndexedDBBackingStore::RecordIdentifier& record,
IndexedDBBackingStore* store,
IndexedDBBackingStore::Transaction* transaction,
int64_t database_id,
int64_t object_store_id) const;
~IndexWriter();
private:
bool AddingKeyAllowed(IndexedDBBackingStore* store,
IndexedDBBackingStore::Transaction* transaction,
int64_t database_id,
int64_t object_store_id,
int64_t index_id,
const blink::IndexedDBKey& index_key,
const blink::IndexedDBKey& primary_key,
bool* allowed) const WARN_UNUSED_RESULT;
const blink::IndexedDBIndexMetadata index_metadata_;
const std::vector<blink::IndexedDBKey> keys_;
DISALLOW_COPY_AND_ASSIGN(IndexWriter);
};
bool MakeIndexWriters(IndexedDBTransaction* transaction,
IndexedDBBackingStore* store,
int64_t database_id,
const blink::IndexedDBObjectStoreMetadata& metadata,
const blink::IndexedDBKey& primary_key,
bool key_was_generated,
const std::vector<blink::IndexedDBIndexKeys>& index_keys,
std::vector<std::unique_ptr<IndexWriter>>* index_writers,
base::string16* error_message,
bool* completed) WARN_UNUSED_RESULT;
} // namespace content
#endif // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_INDEX_WRITER_H_