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// Copyright (c) 2012 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 CHROMEOS_DBUS_INTROSPECTABLE_CLIENT_H_
#define CHROMEOS_DBUS_INTROSPECTABLE_CLIENT_H_
#include <string>
#include <vector>
#include "base/callback.h"
#include "chromeos/chromeos_export.h"
#include "chromeos/dbus/dbus_client.h"
#include "dbus/object_path.h"
namespace chromeos {
// IntrospectableClient is used to retrieve the D-Bus introspection data
// from a remote object.
class CHROMEOS_EXPORT IntrospectableClient : public DBusClient {
public:
~IntrospectableClient() override;
// The IntrospectCallback is used for the Introspect() method. It receives
// four arguments, the first two are the |service_name| and |object_path|
// of the remote object being introspected, the third is the |xml_data| of
// the object as described in
// http://dbus.freedesktop.org/doc/dbus-specification.html, the fourth
// |success| indicates whether the request succeeded.
typedef base::Callback<void(const std::string&, const dbus::ObjectPath&,
const std::string&, bool)> IntrospectCallback;
// Retrieves introspection data from the remote object on service name
// |service_name| with object path |object_path|, calling |callback| with
// the XML-formatted data received.
virtual void Introspect(const std::string& service_name,
const dbus::ObjectPath& object_path,
const IntrospectCallback& callback) = 0;
// Parses XML-formatted introspection data returned by
// org.freedesktop.DBus.Introspectable.Introspect and returns the list of
// interface names declared within.
static std::vector<std::string> GetInterfacesFromIntrospectResult(
const std::string& xml_data);
// Creates the instance
static IntrospectableClient* Create();
protected:
IntrospectableClient();
private:
DISALLOW_COPY_AND_ASSIGN(IntrospectableClient);
};
} // namespace chromeos
#endif // CHROMEOS_DBUS_INTROSPECTABLE_CLIENT_H_
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