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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "modules/geolocation/GeolocationWatchers.h"
#include "modules/geolocation/GeoNotifier.h"
#include "wtf/Assertions.h"
namespace blink {
DEFINE_TRACE(GeolocationWatchers) {
visitor->trace(m_idToNotifierMap);
visitor->trace(m_notifierToIdMap);
}
bool GeolocationWatchers::add(int id, GeoNotifier* notifier) {
DCHECK_GT(id, 0);
if (!m_idToNotifierMap.add(id, notifier).isNewEntry)
return false;
m_notifierToIdMap.set(notifier, id);
return true;
}
GeoNotifier* GeolocationWatchers::find(int id) {
DCHECK_GT(id, 0);
IdToNotifierMap::iterator iter = m_idToNotifierMap.find(id);
if (iter == m_idToNotifierMap.end())
return 0;
return iter->value;
}
void GeolocationWatchers::remove(int id) {
DCHECK_GT(id, 0);
IdToNotifierMap::iterator iter = m_idToNotifierMap.find(id);
if (iter == m_idToNotifierMap.end())
return;
m_notifierToIdMap.remove(iter->value);
m_idToNotifierMap.remove(iter);
}
void GeolocationWatchers::remove(GeoNotifier* notifier) {
NotifierToIdMap::iterator iter = m_notifierToIdMap.find(notifier);
if (iter == m_notifierToIdMap.end())
return;
m_idToNotifierMap.remove(iter->value);
m_notifierToIdMap.remove(iter);
}
bool GeolocationWatchers::contains(GeoNotifier* notifier) const {
return m_notifierToIdMap.contains(notifier);
}
void GeolocationWatchers::clear() {
m_idToNotifierMap.clear();
m_notifierToIdMap.clear();
}
bool GeolocationWatchers::isEmpty() const {
return m_idToNotifierMap.isEmpty();
}
void GeolocationWatchers::getNotifiersVector(
HeapVector<Member<GeoNotifier>>& copy) const {
copyValuesToVector(m_idToNotifierMap, copy);
}
} // namespace blink
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