content/common/indexed_db/indexed_db_key_path.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_COMMON_INDEXED_DB_INDEXED_DB_KEY_PATH_H_
   6 #define CONTENT_COMMON_INDEXED_DB_INDEXED_DB_KEY_PATH_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/logging.h"
  12 #include "base/strings/string16.h"
  13 #include "content/common/content_export.h"
  14 #include "third_party/WebKit/public/platform/WebIDBTypes.h"
  15
  16 namespace content {
  17
  18 class CONTENT_EXPORT IndexedDBKeyPath {
  19  public:
  20   IndexedDBKeyPath();  // Defaults to blink::WebIDBKeyPathTypeNull.
  21   explicit IndexedDBKeyPath(const base::string16&);
  22   explicit IndexedDBKeyPath(const std::vector<base::string16>&);
  23   ~IndexedDBKeyPath();
  24
  25   bool IsNull() const { return type_ == blink::WebIDBKeyPathTypeNull; }
  26   bool operator==(const IndexedDBKeyPath& other) const;
  27
  28   blink::WebIDBKeyPathType type() const { return type_; }
  29   const std::vector<base::string16>& array() const;
  30   const base::string16& string() const;
  31
  32  private:
  33   blink::WebIDBKeyPathType type_;
  34   base::string16 string_;
  35   std::vector<base::string16> array_;
  36 };
  37
  38 }  // namespace content
  39
  40 #endif  // CONTENT_COMMON_INDEXED_DB_INDEXED_DB_KEY_PATH_H_