reformat & cleanup

Author: SylvainJuge

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

@@ -26,18 +26,14 @@ public class AttributeMatcherSet {
         matchers.stream().collect(Collectors.toMap(AttributeMatcher::getAttributeName, m -> m));
   }
 
-  Map<String, AttributeMatcher> getMatchers() {
-    return matchers;
-  }
-
   /**
    * Checks if attributes match this attribute matcher set
    *
    * @param attributes attributes to check as map
    * @return {@literal true} when the attributes match all attributes from this set
    */
   public boolean matches(Map<String, String> attributes) {
-    if(attributes.size() != matchers.size()) {
+    if (attributes.size() != matchers.size()) {
       return false;
     }
 

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

@@ -264,8 +264,10 @@ 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 = dataPoint.getAttributesList().stream()
-                .collect(Collectors.toMap(KeyValue::getKey, kv -> kv.getValue().getStringValue()));
+            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)) {
@@ -289,5 +291,4 @@ public final MetricAssert hasDataPointsWithAttributes(AttributeMatcherSet... att
           }
         });
   }
-
 }