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// 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 CONTENT_COMMON_INDEXED_DB_INDEXED_DB_KEY_H_
#define CONTENT_COMMON_INDEXED_DB_INDEXED_DB_KEY_H_
#include <vector>
#include "base/basictypes.h"
#include "base/memory/scoped_vector.h"
#include "base/strings/string16.h"
#include "content/common/content_export.h"
#include "third_party/WebKit/public/platform/WebIDBTypes.h"
namespace blink {
class WebIDBKey;
}
namespace content {
class CONTENT_EXPORT IndexedDBKey {
public:
typedef std::vector<IndexedDBKey> KeyArray;
IndexedDBKey(); // Defaults to blink::WebIDBKeyTypeInvalid.
IndexedDBKey(blink::WebIDBKeyType); // must be Null or Invalid
explicit IndexedDBKey(const KeyArray& array);
explicit IndexedDBKey(const std::string& binary);
explicit IndexedDBKey(const string16& str);
IndexedDBKey(double number,
blink::WebIDBKeyType type); // must be date or number
~IndexedDBKey();
bool IsValid() const;
int Compare(const IndexedDBKey& other) const;
bool IsLessThan(const IndexedDBKey& other) const;
bool IsEqual(const IndexedDBKey& other) const;
blink::WebIDBKeyType type() const { return type_; }
const std::vector<IndexedDBKey>& array() const { return array_; }
const std::string& binary() const { return binary_; }
const string16& string() const { return string_; }
double date() const { return date_; }
double number() const { return number_; }
size_t size_estimate() const { return size_estimate_; }
private:
blink::WebIDBKeyType type_;
std::vector<IndexedDBKey> array_;
std::string binary_;
string16 string_;
double date_;
double number_;
size_t size_estimate_;
};
} // namespace content
#endif // CONTENT_COMMON_INDEXED_DB_INDEXED_DB_KEY_H_
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