inline conversion to map

Author: SylvainJuge

jmx-scraper/src/integrationTest/java/io/opentelemetry/contrib/jmxscraper/assertions/MetricAssert.java

@@ -264,7 +264,8 @@ public final MetricAssert hasDataPointsWithAttributes(AttributeMatcherSet... att
 
           // validate each datapoint attributes match exactly one of the provided attributes sets
           for (NumberDataPoint dataPoint : dataPoints) {
-            Map<String, String> dataPointAttributes = toMap(dataPoint.getAttributesList());
+            Map<String, String> dataPointAttributes = dataPoint.getAttributesList().stream()
+                .collect(Collectors.toMap(KeyValue::getKey, kv -> kv.getValue().getStringValue()));
             int matchCount = 0;
             for (int i = 0; i < attributeMatchers.length; i++) {
               if (attributeMatchers[i].matches(dataPointAttributes)) {
@@ -289,8 +290,4 @@ public final MetricAssert hasDataPointsWithAttributes(AttributeMatcherSet... att
         });
   }
 
-  private static Map<String, String> toMap(List<KeyValue> list) {
-    return list.stream()
-        .collect(Collectors.toMap(KeyValue::getKey, kv -> kv.getValue().getStringValue()));
-  }
 }