1// Copyright 2013 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 "device/nfc/nfc_adapter.h"
6
7#include "base/stl_util.h"
8#include "device/nfc/nfc_peer.h"
9#include "device/nfc/nfc_tag.h"
10
11namespace device {
12
13NfcAdapter::NfcAdapter() {
14}
15
16NfcAdapter::~NfcAdapter() {
17  STLDeleteValues(&peers_);
18  STLDeleteValues(&tags_);
19}
20
21void NfcAdapter::GetPeers(PeerList* peer_list) const {
22  peer_list->clear();
23  for (PeersMap::const_iterator iter = peers_.begin();
24       iter != peers_.end(); ++iter) {
25    peer_list->push_back(iter->second);
26  }
27}
28
29void NfcAdapter::GetTags(TagList* tag_list) const {
30  tag_list->clear();
31  for (TagsMap::const_iterator iter = tags_.begin();
32       iter != tags_.end(); ++iter) {
33    tag_list->push_back(iter->second);
34  }
35}
36
37NfcPeer* NfcAdapter::GetPeer(const std::string& identifier) const {
38  PeersMap::const_iterator iter = peers_.find(identifier);
39  if (iter != peers_.end())
40    return iter->second;
41  return NULL;
42}
43
44NfcTag* NfcAdapter::GetTag(const std::string& identifier) const {
45  TagsMap::const_iterator iter = tags_.find(identifier);
46  if (iter != tags_.end())
47    return iter->second;
48  return NULL;
49}
50
51void NfcAdapter::SetTag(const std::string& identifier, NfcTag* tag) {
52  if (GetTag(identifier)) {
53    VLOG(1) << "Tag object for tag \"" << identifier << "\" already exists.";
54    return;
55  }
56  tags_[identifier] = tag;
57}
58
59void NfcAdapter::SetPeer(const std::string& identifier, NfcPeer* peer) {
60  if (GetPeer(identifier)) {
61    VLOG(1) << "Peer object for peer \"" << identifier << "\" already exists.";
62    return;
63  }
64  peers_[identifier] = peer;
65}
66
67NfcTag* NfcAdapter::RemoveTag(const std::string& identifier) {
68  TagsMap::iterator iter = tags_.find(identifier);
69  if (iter == tags_.end()) {
70    VLOG(1) << "Tag with identifier \"" << identifier << "\" not found.";
71    return NULL;
72  }
73  NfcTag* tag = iter->second;
74  tags_.erase(iter);
75  return tag;
76}
77
78NfcPeer* NfcAdapter::RemovePeer(const std::string& identifier) {
79  PeersMap::iterator iter = peers_.find(identifier);
80  if (iter == peers_.end()) {
81    VLOG(1) << "Peer object for peer \"" << identifier << "\" not found.";
82    return NULL;
83  }
84  NfcPeer* peer = iter->second;
85  peers_.erase(iter);
86  return peer;
87}
88
89void NfcAdapter::ClearTags() {
90  tags_.clear();
91}
92
93void NfcAdapter::ClearPeers() {
94  peers_.clear();
95}
96
97}  // namespace device
98