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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.
#ifndef CHROME_BROWSER_INVALIDATION_INVALIDATION_LOGGER_H_
#define CHROME_BROWSER_INVALIDATION_INVALIDATION_LOGGER_H_
#include "base/memory/scoped_ptr.h"
#include "base/observer_list.h"
#include "sync/notifier/invalidator_state.h"
namespace base {
class DictionaryValue;
} // namespace base
namespace syncer {
class ObjectIdInvalidationMap;
}
namespace invalidation {
class InvalidationLoggerObserver;
class InvalidationLogger {
public:
// Pass through to any registered InvalidationLoggerObservers.
// We will do local logging here too.
void OnRegistration(const base::DictionaryValue& details);
void OnUnregistration(const base::DictionaryValue& details);
void OnStateChange(const syncer::InvalidatorState& newState);
void OnUpdateIds(const base::DictionaryValue& details);
void OnDebugMessage(const base::DictionaryValue& details);
void OnInvalidation(const syncer::ObjectIdInvalidationMap& details);
void EmitContent();
InvalidationLogger();
~InvalidationLogger();
void RegisterForDebug(InvalidationLoggerObserver* debug_observer);
void UnregisterForDebug(InvalidationLoggerObserver* debug_observer);
private:
void EmitState();
// The list of every observer currently listening for notifications.
ObserverList<InvalidationLoggerObserver> observer_list_;
// The last InvalidatorState updated by the InvalidatorService.
syncer::InvalidatorState last_invalidator_state_;
};
} // namespace invalidation
#endif // CHROME_BROWSER_INVALIDATION_INVALIDATION_LOGGER_H_
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