content/common/indexed_db/indexed_db_key_path.cc

   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 #include "content/common/indexed_db/indexed_db_key_path.h"
   6
   7 #include "base/logging.h"
   8
   9 namespace content {
  10
  11 using blink::WebIDBKeyPathTypeArray;
  12 using blink::WebIDBKeyPathTypeNull;
  13 using blink::WebIDBKeyPathTypeString;
  14
  15 IndexedDBKeyPath::IndexedDBKeyPath() : type_(WebIDBKeyPathTypeNull) {}
  16
  17 IndexedDBKeyPath::IndexedDBKeyPath(const base::string16& string)
  18     : type_(WebIDBKeyPathTypeString), string_(string) {}
  19
  20 IndexedDBKeyPath::IndexedDBKeyPath(const std::vector<base::string16>& array)
  21     : type_(WebIDBKeyPathTypeArray), array_(array) {}
  22
  23 IndexedDBKeyPath::IndexedDBKeyPath(const IndexedDBKeyPath& other) = default;
  24 IndexedDBKeyPath::~IndexedDBKeyPath() = default;
  25 IndexedDBKeyPath& IndexedDBKeyPath::operator=(const IndexedDBKeyPath& other) =
  26     default;
  27
  28 const std::vector<base::string16>& IndexedDBKeyPath::array() const {
  29   DCHECK(type_ == blink::WebIDBKeyPathTypeArray);
  30   return array_;
  31 }
  32
  33 const base::string16& IndexedDBKeyPath::string() const {
  34   DCHECK(type_ == blink::WebIDBKeyPathTypeString);
  35   return string_;
  36 }
  37
  38 bool IndexedDBKeyPath::operator==(const IndexedDBKeyPath& other) const {
  39   if (type_ != other.type_)
  40     return false;
  41
  42   switch (type_) {
  43     case WebIDBKeyPathTypeNull:
  44       return true;
  45     case WebIDBKeyPathTypeString:
  46       return string_ == other.string_;
  47     case WebIDBKeyPathTypeArray:
  48       return array_ == other.array_;
  49   }
  50   NOTREACHED();
  51   return false;
  52 }
  53
  54 }  // namespace content