Adding upstream version 2.14.2.upstream/2.14.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 41 insertions, 0 deletions

diff --git a/lib/livestatus/sumaggregator.hpp b/lib/livestatus/sumaggregator.hpp
new file mode 100644
index 0000000..23f22fb
--- /dev/null
+++ b/lib/livestatus/sumaggregator.hpp
@@ -0,0 +1,41 @@
+/* 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 */