From 4d24d5a7d75136be3af54b59c2cbada9f26d6cfe Mon Sep 17 00:00:00 2001
From: dmathieu <damien.mathieu@elastic.co>
Date: Thu, 27 Apr 2023 12:28:48 +0200
Subject: [PATCH] histogram is not a generic type in 0.37

---
 module/apmotel/gatherer.go      | 6 ++----
 module/apmotel/gatherer_test.go | 2 +-
 2 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/module/apmotel/gatherer.go b/module/apmotel/gatherer.go
index 52df10e80..275696ad1 100644
--- a/module/apmotel/gatherer.go
+++ b/module/apmotel/gatherer.go
@@ -60,9 +60,7 @@ func (e Gatherer) GatherMetrics(ctx context.Context, out *apm.Metrics) error {
 
 		for _, sm := range scopeMetrics.Metrics {
 			switch m := sm.Data.(type) {
-			case metricdata.Histogram[int64]:
-				addHistogramMetric(out, sm, m)
-			case metricdata.Histogram[float64]:
+			case metricdata.Histogram:
 				addHistogramMetric(out, sm, m)
 			case metricdata.Sum[int64]:
 				for _, dp := range m.DataPoints {
@@ -89,7 +87,7 @@ func (e Gatherer) GatherMetrics(ctx context.Context, out *apm.Metrics) error {
 	return nil
 }
 
-func addHistogramMetric[N int64 | float64](out *apm.Metrics, sm metricdata.Metrics, m metricdata.Histogram[N]) {
+func addHistogramMetric(out *apm.Metrics, sm metricdata.Metrics, m metricdata.Histogram) {
 	for _, dp := range m.DataPoints {
 		if len(dp.BucketCounts) != len(dp.Bounds)+1 || len(dp.Bounds) == 0 {
 			continue
diff --git a/module/apmotel/gatherer_test.go b/module/apmotel/gatherer_test.go
index 8f78a904d..6b9bec0c0 100644
--- a/module/apmotel/gatherer_test.go
+++ b/module/apmotel/gatherer_test.go
@@ -28,7 +28,7 @@ import (
 	"github.com/stretchr/testify/assert"
 
 	"go.opentelemetry.io/otel/attribute"
-	metric "go.opentelemetry.io/otel/metric/global"
+	metric "go.opentelemetry.io/otel/metric"
 	sdkmetric "go.opentelemetry.io/otel/sdk/metric"
 	"go.opentelemetry.io/otel/sdk/metric/aggregation"