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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 DEVICE_BLUETOOTH_BLUETOOTH_GATT_NOTIFY_SESSION_H_
#define DEVICE_BLUETOOTH_BLUETOOTH_GATT_NOTIFY_SESSION_H_
#include <string>
#include "base/callback.h"
#include "base/macros.h"
#include "device/bluetooth/bluetooth_export.h"
namespace device {
// A BluetoothGattNotifySession represents an active session for listening
// to value updates from GATT characteristics that support notifications and/or
// indications. Instances are obtained by calling
// BluetoothGattCharacteristic::StartNotifySession.
class DEVICE_BLUETOOTH_EXPORT BluetoothGattNotifySession {
public:
// Destructor automatically stops this session.
virtual ~BluetoothGattNotifySession();
// Returns the identifier of the associated characteristic.
virtual std::string GetCharacteristicIdentifier() const = 0;
// Returns true if this session is active.
virtual bool IsActive() = 0;
// Stops this session and calls |callback| upon completion. This won't
// necessarily stop value updates from the characteristic -- since updates
// are shared among BluetoothGattNotifySession instances -- but it will
// terminate this session.
virtual void Stop(const base::Closure& callback) = 0;
protected:
BluetoothGattNotifySession();
private:
DISALLOW_COPY_AND_ASSIGN(BluetoothGattNotifySession);
};
} // namespace device
#endif // DEVICE_BLUETOOTH_BLUETOOTH_GATT_NOTIFY_SESSION_H_
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