| // Copyright 2014 Google Inc. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "cobalt/dom/global_stats.h" |
| |
| #include "base/logging.h" |
| |
| namespace cobalt { |
| namespace dom { |
| |
| // static |
| GlobalStats* GlobalStats::GetInstance() { |
| return Singleton<GlobalStats>::get(); |
| } |
| |
| GlobalStats::GlobalStats() |
| : num_attrs_("Count.DOM.Attrs", 0, |
| "Total number of currently active attributes."), |
| num_dom_string_maps_("Count.DOM.StringMaps", 0, |
| "Total number of currently active string maps."), |
| num_dom_token_lists_("Count.DOM.TokenLists", 0, |
| "Total number of currently active token lists."), |
| num_event_listeners_("Count.DOM.EventListeners", 0, |
| "Total number of currently active event listeners."), |
| num_html_collections_( |
| "Count.DOM.HtmlCollections", 0, |
| "Total number of currently active HTML collections."), |
| num_named_node_maps_("Count.DOM.NodeMaps", 0, |
| "Total number of currently active node maps."), |
| num_nodes_("Count.DOM.Nodes", 0, |
| "Total number of currently active nodes."), |
| num_node_lists_("Count.DOM.NodeLists", 0, |
| "Total number of currently active node lists."), |
| num_active_dispatch_events_( |
| "Count.DOM.ActiveDispatchEvents", 0, |
| "Total number of currently active dispatch events."), |
| num_xhrs_("Count.XHR", 0, "Total number of currently active XHRs."), |
| xhr_memory_("Memory.XHR", 0, "Memory allocated by XHRs in bytes.") {} |
| |
| GlobalStats::~GlobalStats() {} |
| |
| bool GlobalStats::CheckNoLeaks() { |
| return num_attrs_ == 0 && num_dom_string_maps_ == 0 && |
| num_dom_token_lists_ == 0 && num_event_listeners_ == 0 && |
| num_html_collections_ == 0 && num_named_node_maps_ == 0 && |
| num_nodes_ == 0 && num_node_lists_ == 0 && |
| num_active_dispatch_events_ == 0 && num_xhrs_ == 0 && xhr_memory_ == 0; |
| } |
| |
| void GlobalStats::Add(Attr* /*object*/) { ++num_attrs_; } |
| |
| void GlobalStats::Add(DOMStringMap* /*object*/) { ++num_dom_string_maps_; } |
| |
| void GlobalStats::Add(DOMTokenList* /*object*/) { ++num_dom_token_lists_; } |
| |
| void GlobalStats::Add(HTMLCollection* /*object*/) { ++num_html_collections_; } |
| |
| void GlobalStats::Add(NamedNodeMap* /*object*/) { ++num_named_node_maps_; } |
| |
| void GlobalStats::Add(Node* /*object*/) { ++num_nodes_; } |
| |
| void GlobalStats::Add(NodeList* /*object*/) { ++num_node_lists_; } |
| |
| void GlobalStats::AddEventListener() { ++num_event_listeners_; } |
| |
| void GlobalStats::Remove(Attr* /*object*/) { --num_attrs_; } |
| |
| void GlobalStats::Remove(DOMStringMap* /*object*/) { --num_dom_string_maps_; } |
| |
| void GlobalStats::Remove(DOMTokenList* /*object*/) { --num_dom_token_lists_; } |
| |
| void GlobalStats::Remove(HTMLCollection* /*object*/) { |
| --num_html_collections_; |
| } |
| |
| void GlobalStats::Remove(NamedNodeMap* /*object*/) { --num_named_node_maps_; } |
| |
| void GlobalStats::Remove(Node* /*object*/) { --num_nodes_; } |
| |
| void GlobalStats::Remove(NodeList* /*object*/) { --num_node_lists_; } |
| |
| void GlobalStats::RemoveEventListener() { --num_event_listeners_; } |
| |
| void GlobalStats::StartDispatchEvent() { ++num_active_dispatch_events_; } |
| |
| void GlobalStats::StopDispatchEvent() { --num_active_dispatch_events_; } |
| |
| void GlobalStats::Add(xhr::XMLHttpRequest* /* object */) { ++num_xhrs_; } |
| |
| void GlobalStats::Remove(xhr::XMLHttpRequest* /*object*/) { --num_xhrs_; } |
| |
| void GlobalStats::IncreaseXHRMemoryUsage(size_t delta) { xhr_memory_ += delta; } |
| |
| void GlobalStats::DecreaseXHRMemoryUsage(size_t delta) { |
| DCHECK_GE(xhr_memory_.value(), delta); |
| xhr_memory_ -= delta; |
| } |
| |
| } // namespace dom |
| } // namespace cobalt |