update ceph source to reef 18.1.2

[ceph.git] / ceph / src / jaegertracing / opentelemetry-cpp / sdk / include / opentelemetry / sdk / metrics / async_instruments.h

diff --git a/ceph/src/jaegertracing/opentelemetry-cpp/sdk/include/opentelemetry/sdk/metrics/async_instruments.h b/ceph/src/jaegertracing/opentelemetry-cpp/sdk/include/opentelemetry/sdk/metrics/async_instruments.h
new file mode 100644 (file)
index 0000000..8b1f763
--- /dev/null
+++ b/ceph/src/jaegertracing/opentelemetry-cpp/sdk/include/opentelemetry/sdk/metrics/async_instruments.h
@@ -0,0 +1,115 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+#pragma once
+#ifndef ENABLE_METRICS_PREVIEW
+#  include "opentelemetry/metrics/async_instruments.h"
+#  include "opentelemetry/metrics/observer_result.h"
+#  include "opentelemetry/nostd/string_view.h"
+#  include "opentelemetry/sdk/metrics/instruments.h"
+OPENTELEMETRY_BEGIN_NAMESPACE
+namespace sdk
+{
+namespace metrics
+{
+
+template <class T>
+class Asynchronous
+{
+public:
+  Asynchronous(nostd::string_view name,
+               void (*callback)(opentelemetry::metrics::ObserverResult<T> &),
+               nostd::string_view description = "",
+               nostd::string_view unit        = "")
+      : name_(name), callback_(callback), description_(description), unit_(unit)
+  {}
+
+protected:
+  std::string name_;
+  void (*callback_)(opentelemetry::metrics::ObserverResult<T> &);
+  std::string description_;
+  std::string unit_;
+};
+
+class LongObservableCounter : public opentelemetry::metrics::ObservableCounter<long>,
+                              public Asynchronous<long>
+{
+public:
+  LongObservableCounter(nostd::string_view name,
+                        void (*callback)(opentelemetry::metrics::ObserverResult<long> &),
+                        nostd::string_view description = "",
+                        nostd::string_view unit        = "")
+      : Asynchronous(name, callback, description, unit)
+
+  {}
+};
+
+class DoubleObservableCounter : public opentelemetry::metrics::ObservableCounter<double>,
+                                public Asynchronous<double>
+{
+public:
+  DoubleObservableCounter(nostd::string_view name,
+                          void (*callback)(opentelemetry::metrics::ObserverResult<double> &),
+                          nostd::string_view description = "",
+                          nostd::string_view unit        = "")
+      : Asynchronous(name, callback, description, unit)
+
+  {}
+};
+
+class LongObservableGauge : public opentelemetry::metrics::ObservableGauge<long>,
+                            public Asynchronous<long>
+{
+public:
+  LongObservableGauge(nostd::string_view name,
+                      void (*callback)(opentelemetry::metrics::ObserverResult<long> &),
+                      nostd::string_view description = "",
+                      nostd::string_view unit        = "")
+      : Asynchronous(name, callback, description, unit)
+
+  {}
+};
+
+class DoubleObservableGauge : public opentelemetry::metrics::ObservableGauge<double>,
+                              public Asynchronous<double>
+{
+public:
+  DoubleObservableGauge(nostd::string_view name,
+                        void (*callback)(opentelemetry::metrics::ObserverResult<double> &),
+                        nostd::string_view description = "",
+                        nostd::string_view unit        = "")
+      : Asynchronous(name, callback, description, unit)
+
+  {}
+};
+
+class LongObservableUpDownCounter : public opentelemetry::metrics::ObservableUpDownCounter<long>,
+                                    public Asynchronous<long>
+{
+public:
+  LongObservableUpDownCounter(nostd::string_view name,
+                              void (*callback)(opentelemetry::metrics::ObserverResult<long> &),
+                              nostd::string_view description = "",
+                              nostd::string_view unit        = "")
+      : Asynchronous(name, callback, description, unit)
+
+  {}
+};
+
+class DoubleObservableUpDownCounter
+    : public opentelemetry::metrics::ObservableUpDownCounter<double>,
+      public Asynchronous<double>
+{
+public:
+  DoubleObservableUpDownCounter(nostd::string_view name,
+                                void (*callback)(opentelemetry::metrics::ObserverResult<double> &),
+                                nostd::string_view description = "",
+                                nostd::string_view unit        = "")
+      : Asynchronous(name, callback, description, unit)
+  {}
+};
+
+}  // namespace metrics
+}  // namespace sdk
+OPENTELEMETRY_END_NAMESPACE
+#endif
\ No newline at end of file