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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/geolocation/geolocation_watchers.h"
#include "third_party/blink/renderer/modules/geolocation/geo_notifier.h"
namespace blink {
void GeolocationWatchers::Trace(Visitor* visitor) const {
visitor->Trace(id_to_notifier_map_);
visitor->Trace(notifier_to_id_map_);
}
bool GeolocationWatchers::Add(int id, GeoNotifier* notifier) {
DCHECK_GT(id, 0);
if (!id_to_notifier_map_.insert(id, notifier).is_new_entry)
return false;
DCHECK(!notifier->IsTimerActive());
notifier_to_id_map_.Set(notifier, id);
return true;
}
GeoNotifier* GeolocationWatchers::Find(int id) const {
DCHECK_GT(id, 0);
IdToNotifierMap::const_iterator iter = id_to_notifier_map_.find(id);
if (iter == id_to_notifier_map_.end())
return nullptr;
return iter->value.Get();
}
void GeolocationWatchers::Remove(int id) {
DCHECK_GT(id, 0);
IdToNotifierMap::iterator iter = id_to_notifier_map_.find(id);
if (iter == id_to_notifier_map_.end())
return;
DCHECK(!iter->value->IsTimerActive());
notifier_to_id_map_.erase(iter->value);
id_to_notifier_map_.erase(iter);
}
void GeolocationWatchers::Remove(GeoNotifier* notifier) {
NotifierToIdMap::iterator iter = notifier_to_id_map_.find(notifier);
if (iter == notifier_to_id_map_.end())
return;
DCHECK(!notifier->IsTimerActive());
id_to_notifier_map_.erase(iter->value);
notifier_to_id_map_.erase(iter);
}
bool GeolocationWatchers::Contains(GeoNotifier* notifier) const {
return notifier_to_id_map_.Contains(notifier);
}
void GeolocationWatchers::Clear() {
#if DCHECK_IS_ON()
for (const auto& notifier : Notifiers()) {
DCHECK(!notifier->IsTimerActive());
}
#endif
id_to_notifier_map_.clear();
notifier_to_id_map_.clear();
}
bool GeolocationWatchers::IsEmpty() const {
return id_to_notifier_map_.empty();
}
void GeolocationWatchers::Swap(GeolocationWatchers& other) {
swap(id_to_notifier_map_, other.id_to_notifier_map_);
swap(notifier_to_id_map_, other.notifier_to_id_map_);
}
void GeolocationWatchers::CopyNotifiersToVector(
HeapVector<Member<GeoNotifier>>& vector) const {
vector.assign(id_to_notifier_map_.Values());
}
} // namespace blink
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