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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-13 11:32:39 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-13 11:32:39 +0000
commit56ae875861ab260b80a030f50c4aff9f9dc8fff0 (patch)
tree531412110fc901a5918c7f7442202804a83cada9 /lib/livestatus/maxaggregator.cpp
parentInitial commit. (diff)
downloadicinga2-56ae875861ab260b80a030f50c4aff9f9dc8fff0.tar.xz
icinga2-56ae875861ab260b80a030f50c4aff9f9dc8fff0.zip
Adding upstream version 2.14.2.upstream/2.14.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'lib/livestatus/maxaggregator.cpp')
-rw-r--r--lib/livestatus/maxaggregator.cpp38
1 files changed, 38 insertions, 0 deletions
diff --git a/lib/livestatus/maxaggregator.cpp b/lib/livestatus/maxaggregator.cpp
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+++ b/lib/livestatus/maxaggregator.cpp
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+/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
+
+#include "livestatus/maxaggregator.hpp"
+
+using namespace icinga;
+
+MaxAggregator::MaxAggregator(String attr)
+ : m_MaxAttr(std::move(attr))
+{ }
+
+MaxAggregatorState *MaxAggregator::EnsureState(AggregatorState **state)
+{
+ if (!*state)
+ *state = new MaxAggregatorState();
+
+ return static_cast<MaxAggregatorState *>(*state);
+}
+
+void MaxAggregator::Apply(const Table::Ptr& table, const Value& row, AggregatorState **state)
+{
+ Column column = table->GetColumn(m_MaxAttr);
+
+ Value value = column.ExtractValue(row);
+
+ MaxAggregatorState *pstate = EnsureState(state);
+
+ if (value > pstate->Max)
+ pstate->Max = value;
+}
+
+double MaxAggregator::GetResultAndFreeState(AggregatorState *state) const
+{
+ MaxAggregatorState *pstate = EnsureState(&state);
+ double result = pstate->Max;
+ delete pstate;
+
+ return result;
+}