| // Copyright (c) 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 THIRD_PARTY_BLINK_PUBLIC_COMMON_INDEXEDDB_INDEXEDDB_KEY_H_ |
| #define THIRD_PARTY_BLINK_PUBLIC_COMMON_INDEXEDDB_INDEXEDDB_KEY_H_ |
| |
| #include <stddef.h> |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/logging.h" |
| #include "base/strings/string16.h" |
| #include "third_party/blink/public/common/common_export.h" |
| #include "third_party/blink/public/common/indexeddb/web_idb_types.h" |
| |
| namespace blink { |
| |
| class BLINK_COMMON_EXPORT IndexedDBKey { |
| public: |
| typedef std::vector<IndexedDBKey> KeyArray; |
| |
| IndexedDBKey(); // Defaults to blink::WebIDBKeyTypeInvalid. |
| explicit IndexedDBKey(blink::WebIDBKeyType); // must be Null or Invalid |
| explicit IndexedDBKey(KeyArray array); |
| explicit IndexedDBKey(std::string binary); |
| explicit IndexedDBKey(base::string16 string); |
| IndexedDBKey(double number, |
| blink::WebIDBKeyType type); // must be date or number |
| IndexedDBKey(const IndexedDBKey& other); |
| ~IndexedDBKey(); |
| IndexedDBKey& operator=(const IndexedDBKey& other); |
| |
| bool IsValid() const; |
| |
| bool IsLessThan(const IndexedDBKey& other) const; |
| bool Equals(const IndexedDBKey& other) const; |
| |
| blink::WebIDBKeyType type() const { return type_; } |
| const std::vector<IndexedDBKey>& array() const { |
| DCHECK_EQ(type_, blink::kWebIDBKeyTypeArray); |
| return array_; |
| } |
| const std::string& binary() const { |
| DCHECK_EQ(type_, blink::kWebIDBKeyTypeBinary); |
| return binary_; |
| } |
| const base::string16& string() const { |
| DCHECK_EQ(type_, blink::kWebIDBKeyTypeString); |
| return string_; |
| } |
| double date() const { |
| DCHECK_EQ(type_, blink::kWebIDBKeyTypeDate); |
| return number_; |
| } |
| double number() const { |
| DCHECK_EQ(type_, blink::kWebIDBKeyTypeNumber); |
| return number_; |
| } |
| |
| size_t size_estimate() const { return size_estimate_; } |
| |
| private: |
| int CompareTo(const IndexedDBKey& other) const; |
| |
| blink::WebIDBKeyType type_; |
| std::vector<IndexedDBKey> array_; |
| std::string binary_; |
| base::string16 string_; |
| double number_ = 0; |
| |
| size_t size_estimate_; |
| }; |
| |
| // An index id, and corresponding set of keys to insert. |
| using IndexedDBIndexKeys = std::pair<int64_t, std::vector<IndexedDBKey>>; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_PUBLIC_COMMON_INDEXEDDB_INDEXEDDB_KEY_H_ |