fix lint

Signed-off-by: Gregor Zeitlinger <[email protected]>

Author: zeitlinger

integration-tests/it-common/src/test/java/io/prometheus/client/it/common/LogConsumer.java

@@ -19,15 +19,10 @@ public static LogConsumer withPrefix(String prefix) {
   @Override
   public void accept(OutputFrame outputFrame) {
     switch (outputFrame.getType()) {
-      case STDOUT:
-        System.out.print(prefix + " - " + outputFrame.getUtf8String());
-        break;
-      case END:
-        System.out.println(prefix + " - END");
-        break;
-      default: // STDERR or unexpected
-        System.err.print(prefix + " - " + outputFrame.getUtf8String());
-        break;
+      case STDOUT -> System.out.print(prefix + " - " + outputFrame.getUtf8String());
+      case END -> System.out.println(prefix + " - END");
+      default -> // STDERR or unexpected
+          System.err.print(prefix + " - " + outputFrame.getUtf8String());
     }
   }
 }

prometheus-metrics-model/src/test/java/io/prometheus/metrics/model/snapshots/HistogramSnapshotTest.java

@@ -105,18 +105,18 @@ public void testGoodCaseComplete() {
     int i = 0;
     for (ClassicHistogramBucket bucket : data.getClassicBuckets()) {
       switch (i++) {
-        case 0:
+        case 0 -> {
           assertThat(bucket.getUpperBound()).isEqualTo(128.0);
           assertThat(bucket.getCount()).isEqualTo(7);
-          break;
-        case 1:
+        }
+        case 1 -> {
           assertThat(bucket.getUpperBound()).isEqualTo(1024.0);
           assertThat(bucket.getCount()).isEqualTo(15);
-          break;
-        case 2:
+        }
+        case 2 -> {
           assertThat(bucket.getUpperBound()).isEqualTo(Double.POSITIVE_INFINITY);
           assertThat(bucket.getCount()).isZero();
-          break;
+        }
       }
     }
     assertThat(i).as("expecting 3 classic histogram buckets").isEqualTo(3);
@@ -128,33 +128,33 @@ public void testGoodCaseComplete() {
     i = 0;
     for (NativeHistogramBucket bucket : data.getNativeBucketsForPositiveValues()) {
       switch (i++) {
-        case 0:
+        case 0 -> {
           assertThat(bucket.getBucketIndex()).isOne();
           assertThat(bucket.getCount()).isEqualTo(12);
-          break;
-        case 1:
+        }
+        case 1 -> {
           assertThat(bucket.getBucketIndex()).isEqualTo(2);
           assertThat(bucket.getCount()).isEqualTo(3);
-          break;
-        case 2:
+        }
+        case 2 -> {
           assertThat(bucket.getBucketIndex()).isEqualTo(4);
           assertThat(bucket.getCount()).isEqualTo(2);
-          break;
+        }
       }
     }
     assertThat(i).as("expecting 3 native buckets for positive values").isEqualTo(3);
     i = 0;
     assertThat(data.getNativeBucketsForNegativeValues().size()).isEqualTo(2);
     for (NativeHistogramBucket bucket : data.getNativeBucketsForNegativeValues()) {
       switch (i++) {
-        case 0:
+        case 0 -> {
           assertThat(bucket.getBucketIndex()).isEqualTo(-1);
           assertThat(bucket.getCount()).isOne();
-          break;
-        case 1:
+        }
+        case 1 -> {
           assertThat(bucket.getBucketIndex()).isZero();
           assertThat(bucket.getCount()).isEqualTo(2);
-          break;
+        }
       }
     }
     assertThat(i).as("expecting 2 native buckets for positive values").isEqualTo(2);