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// Copyright 2013 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 "base/callback.h"
#include "base/memory/ref_counted.h"
#include "device/nfc/nfc_adapter.h"
namespace device {
// NfcAdapterFactory is a class that contains static methods, which
// instantiate either a specific NFC adapter, or the generic "default
// adapter" which may change depending on availability.
class NfcAdapterFactory {
typedef base::Callback<void(scoped_refptr<NfcAdapter>)> AdapterCallback;
// Returns true if NFC is available for the current platform.
static bool IsNfcAvailable();
// Returns the shared instance of the default adapter, creating and
// initializing it if necessary. |callback| is called with the adapter
// instance passed only once the adapter is fully initialized and ready to
// use.
static void GetAdapter(const AdapterCallback& callback);
} // namespace device