mirror of https://github.com/Icinga/icinga2.git
82 lines
2.7 KiB
C++
82 lines
2.7 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2014 Icinga Development Team (http://www.icinga.org) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#ifndef STATSFUNCTION_H
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#define STATSFUNCTION_H
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#include "base/i2-base.h"
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#include "base/registry.h"
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#include "base/singleton.h"
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#include "base/value.h"
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#include "base/dictionary.h"
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#include <vector>
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#include <boost/function.hpp>
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namespace icinga
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{
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/**
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* A stats function that can be used to execute a stats task.
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*
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* @ingroup base
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*/
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class I2_BASE_API StatsFunction : public Object
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{
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public:
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DECLARE_PTR_TYPEDEFS(StatsFunction);
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typedef boost::function<Value (Dictionary::Ptr& status, Dictionary::Ptr& perfdata)> Callback;
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StatsFunction(const Callback& function);
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Value Invoke(Dictionary::Ptr& status, Dictionary::Ptr& perfdata);
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private:
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Callback m_Callback;
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};
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/**
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* A registry for script functions.
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*
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* @ingroup base
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*/
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class I2_BASE_API StatsFunctionRegistry : public Registry<StatsFunctionRegistry, StatsFunction::Ptr>
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{
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public:
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static StatsFunctionRegistry *GetInstance(void);
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};
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/**
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* Helper class for registering StatsFunction implementation classes.
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*
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* @ingroup base
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*/
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class I2_BASE_API RegisterStatsFunctionHelper
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{
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public:
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RegisterStatsFunctionHelper(const String& name, const StatsFunction::Callback& function);
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};
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#define REGISTER_STATSFUNCTION(name, callback) \
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I2_EXPORT icinga::RegisterStatsFunctionHelper g_RegisterStF_ ## name(#name, callback)
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}
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#endif /* STATSFUNCTION_H */
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