attachment_id.cc revision 23730a6e56a168d1879203e4b3819bb36e3d8f1f 
1// Copyright 2014 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 "sync/api/attachments/attachment_id.h"
6
7#include "base/logging.h"
8#include "base/rand_util.h"
9
10namespace syncer {
11
12AttachmentId::~AttachmentId() {}
13
14bool AttachmentId::operator==(const AttachmentId& other) const {
15  return unique_id_ == other.unique_id_;
16}
17
18bool AttachmentId::operator!=(const AttachmentId& other) const {
19  return !operator==(other);
20}
21
22bool AttachmentId::operator<(const AttachmentId& other) const {
23  return unique_id_ < other.unique_id_;
24}
25
26// Static.
27AttachmentId AttachmentId::Create() {
28  // Only requirement here is that this id must be globally unique.
29  // TODO(maniscalco): Consider making this base64 encoded.
30  return AttachmentId(base::RandBytesAsString(16));
31}
32
33AttachmentId::AttachmentId(const std::string& unique_id)
34    : unique_id_(unique_id) {
35  DCHECK(!unique_id_.empty());
36}
37
38}  // namespace syncer
39