mirror of https://github.com/Icinga/icinga2.git
42 lines
745 B
C++
42 lines
745 B
C++
/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
|
|
|
|
#ifndef SUMAGGREGATOR_H
|
|
#define SUMAGGREGATOR_H
|
|
|
|
#include "livestatus/table.hpp"
|
|
#include "livestatus/aggregator.hpp"
|
|
|
|
namespace icinga
|
|
{
|
|
|
|
/**
|
|
* @ingroup livestatus
|
|
*/
|
|
struct SumAggregatorState final : public AggregatorState
|
|
{
|
|
double Sum{0};
|
|
};
|
|
|
|
/**
|
|
* @ingroup livestatus
|
|
*/
|
|
class SumAggregator final : public Aggregator
|
|
{
|
|
public:
|
|
DECLARE_PTR_TYPEDEFS(SumAggregator);
|
|
|
|
SumAggregator(String attr);
|
|
|
|
void Apply(const Table::Ptr& table, const Value& row, AggregatorState **state) override;
|
|
double GetResultAndFreeState(AggregatorState *state) const override;
|
|
|
|
private:
|
|
String m_SumAttr;
|
|
|
|
static SumAggregatorState *EnsureState(AggregatorState **state);
|
|
};
|
|
|
|
}
|
|
|
|
#endif /* SUMAGGREGATOR_H */
|