reformat all files with spotless (#1015)

* reformat all files with spotless Signed-off-by: Gregor Zeitlinger <[email protected]> * reformat all files with spotless Signed-off-by: Gregor Zeitlinger <[email protected]> --------- Signed-off-by: Gregor Zeitlinger <[email protected]>
prometheus · Oct 1, 2024 · 397738e · 397738e
1 parent 50d9950
commit 397738e
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diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
@@ -7,8 +7,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
       - name: Set up JDK
         uses: actions/setup-java@v4
         with:

diff --git a/benchmarks/src/main/java/io/prometheus/metrics/benchmarks/BenchmarkRunner.java b/benchmarks/src/main/java/io/prometheus/metrics/benchmarks/BenchmarkRunner.java
@@ -1,7 +1,7 @@
 package io.prometheus.metrics.benchmarks;
 
 public class BenchmarkRunner {
-    public static void main(String[] args) throws Exception {
-        org.openjdk.jmh.Main.main(args);
-    }
+  public static void main(String[] args) throws Exception {
+    org.openjdk.jmh.Main.main(args);
+  }
 }
diff --git a/benchmarks/src/main/java/io/prometheus/metrics/benchmarks/CounterBenchmark.java b/benchmarks/src/main/java/io/prometheus/metrics/benchmarks/CounterBenchmark.java
@@ -19,6 +19,7 @@
 
 /**
  * Results on a machine with dedicated 8 vCPU cores:
+ *
  * <pre>
  * Benchmark                                                                  Mode  Cnt      Score     Error  Units
  * i.p.metrics.benchmarks.CounterBenchmark.codahaleIncNoLabels               thrpt   25  30978.055 ± 424.088  ops/s
@@ -32,182 +33,174 @@
  * i.p.metrics.benchmarks.CounterBenchmark.simpleclientInc                   thrpt   25   9057.637 ±  67.761  ops/s
  * i.p.metrics.benchmarks.CounterBenchmark.simpleclientNoLabelsInc           thrpt   25   8993.471 ±  49.581  ops/s
  * </pre>
- * Prometheus counters are faster than counters of other libraries. For example, incrementing a single counter
- * without labels is more than 2 times faster (34752 ops / second) than doing the same with an OpenTelemetry
- * counter (16634 ops / sec).
+ *
+ * Prometheus counters are faster than counters of other libraries. For example, incrementing a
+ * single counter without labels is more than 2 times faster (34752 ops / second) than doing the
+ * same with an OpenTelemetry counter (16634 ops / sec).
  */
 public class CounterBenchmark {
 
-    @State(Scope.Benchmark)
-    public static class PrometheusCounter {
-
-        final Counter noLabels;
-        final CounterDataPoint dataPoint;
-
-        public PrometheusCounter() {
-            noLabels = Counter.builder()
-                    .name("test")
-                    .help("help")
-                    .build();
-
-            Counter labels = Counter.builder()
-                    .name("test")
-                    .help("help")
-                    .labelNames("path", "status")
-                    .build();
-            this.dataPoint = labels.labelValues("/", "200");
-        }
-    }
+  @State(Scope.Benchmark)
+  public static class PrometheusCounter {
 
-    @State(Scope.Benchmark)
-    public static class SimpleclientCounter {
+    final Counter noLabels;
+    final CounterDataPoint dataPoint;
 
-        final io.prometheus.client.Counter noLabels;
-        final io.prometheus.client.Counter.Child dataPoint;
+    public PrometheusCounter() {
+      noLabels = Counter.builder().name("test").help("help").build();
 
-        public SimpleclientCounter() {
-            noLabels = io.prometheus.client.Counter.build()
-                    .name("name")
-                    .help("help")
-                    .create();
+      Counter labels =
+          Counter.builder().name("test").help("help").labelNames("path", "status").build();
+      this.dataPoint = labels.labelValues("/", "200");
+    }
+  }
 
-            io.prometheus.client.Counter counter = io.prometheus.client.Counter.build()
-                    .name("name")
-                    .help("help")
-                    .labelNames("path", "status")
-                    .create();
+  @State(Scope.Benchmark)
+  public static class SimpleclientCounter {
 
-            this.dataPoint = counter.labels("/", "200");
-        }
-    }
+    final io.prometheus.client.Counter noLabels;
+    final io.prometheus.client.Counter.Child dataPoint;
 
-    @State(Scope.Benchmark)
-    public static class CodahaleCounterNoLabels {
-        final com.codahale.metrics.Counter counter = new com.codahale.metrics.MetricRegistry().counter("test");
-    }
+    public SimpleclientCounter() {
+      noLabels = io.prometheus.client.Counter.build().name("name").help("help").create();
 
-    @State(Scope.Benchmark)
-    public static class OpenTelemetryCounter {
-
-        final LongCounter longCounter;
-        final DoubleCounter doubleCounter;
-        final Attributes attributes;
-
-        public OpenTelemetryCounter() {
-
-            SdkMeterProvider sdkMeterProvider = SdkMeterProvider.builder()
-                    .registerMetricReader(InMemoryMetricReader.create())
-                    .setResource(Resource.getDefault())
-                    .build();
-            OpenTelemetry openTelemetry = OpenTelemetrySdk.builder()
-                    .setMeterProvider(sdkMeterProvider)
-                    .build();
-            Meter meter = openTelemetry
-                    .meterBuilder("instrumentation-library-name")
-                    .setInstrumentationVersion("1.0.0")
-                    .build();
-            this.longCounter = meter
-                    .counterBuilder("test1")
-                    .setDescription("test")
-                    .build();
-            this.doubleCounter = meter
-                    .counterBuilder("test2")
-                    .ofDoubles()
-                    .setDescription("test")
-                    .build();
-            this.attributes = Attributes.of(
-                    AttributeKey.stringKey("path"), "/",
-                    AttributeKey.stringKey("status"), "200");
-        }
-    }
+      io.prometheus.client.Counter counter =
+          io.prometheus.client.Counter.build()
+              .name("name")
+              .help("help")
+              .labelNames("path", "status")
+              .create();
 
-    @Benchmark
-    @Threads(4)
-    public CounterDataPoint prometheusAdd(RandomNumbers randomNumbers, PrometheusCounter counter) {
-        for (int i=0; i<randomNumbers.randomNumbers.length; i++) {
-            counter.dataPoint.inc(randomNumbers.randomNumbers[i]);
-        }
-        return counter.dataPoint;
+      this.dataPoint = counter.labels("/", "200");
     }
-
-    @Benchmark
-    @Threads(4)
-    public CounterDataPoint prometheusInc(PrometheusCounter counter) {
-        for (int i=0; i<10*1024; i++) {
-            counter.dataPoint.inc();
-        }
-        return counter.dataPoint;
+  }
+
+  @State(Scope.Benchmark)
+  public static class CodahaleCounterNoLabels {
+    final com.codahale.metrics.Counter counter =
+        new com.codahale.metrics.MetricRegistry().counter("test");
+  }
+
+  @State(Scope.Benchmark)
+  public static class OpenTelemetryCounter {
+
+    final LongCounter longCounter;
+    final DoubleCounter doubleCounter;
+    final Attributes attributes;
+
+    public OpenTelemetryCounter() {
+
+      SdkMeterProvider sdkMeterProvider =
+          SdkMeterProvider.builder()
+              .registerMetricReader(InMemoryMetricReader.create())
+              .setResource(Resource.getDefault())
+              .build();
+      OpenTelemetry openTelemetry =
+          OpenTelemetrySdk.builder().setMeterProvider(sdkMeterProvider).build();
+      Meter meter =
+          openTelemetry
+              .meterBuilder("instrumentation-library-name")
+              .setInstrumentationVersion("1.0.0")
+              .build();
+      this.longCounter = meter.counterBuilder("test1").setDescription("test").build();
+      this.doubleCounter = meter.counterBuilder("test2").ofDoubles().setDescription("test").build();
+      this.attributes =
+          Attributes.of(
+              AttributeKey.stringKey("path"), "/",
+              AttributeKey.stringKey("status"), "200");
     }
+  }
 
-    @Benchmark
-    @Threads(4)
-    public DoubleCounter openTelemetryAdd(RandomNumbers randomNumbers, OpenTelemetryCounter counter) {
-        for (int i=0; i<randomNumbers.randomNumbers.length; i++) {
-            counter.doubleCounter.add(randomNumbers.randomNumbers[i], counter.attributes);
-        }
-        return counter.doubleCounter;
+  @Benchmark
+  @Threads(4)
+  public CounterDataPoint prometheusAdd(RandomNumbers randomNumbers, PrometheusCounter counter) {
+    for (int i = 0; i < randomNumbers.randomNumbers.length; i++) {
+      counter.dataPoint.inc(randomNumbers.randomNumbers[i]);
     }
-
-    @Benchmark
-    @Threads(4)
-    public LongCounter openTelemetryInc(OpenTelemetryCounter counter) {
-        for (int i=0; i<10*1024; i++) {
-            counter.longCounter.add(1, counter.attributes);
-        }
-        return counter.longCounter;
+    return counter.dataPoint;
+  }
+
+  @Benchmark
+  @Threads(4)
+  public CounterDataPoint prometheusInc(PrometheusCounter counter) {
+    for (int i = 0; i < 10 * 1024; i++) {
+      counter.dataPoint.inc();
     }
-
-    @Benchmark
-    @Threads(4)
-    public LongCounter openTelemetryIncNoLabels(OpenTelemetryCounter counter) {
-        for (int i=0; i<10*1024; i++) {
-            counter.longCounter.add(1);
-        }
-        return counter.longCounter;
+    return counter.dataPoint;
+  }
+
+  @Benchmark
+  @Threads(4)
+  public DoubleCounter openTelemetryAdd(RandomNumbers randomNumbers, OpenTelemetryCounter counter) {
+    for (int i = 0; i < randomNumbers.randomNumbers.length; i++) {
+      counter.doubleCounter.add(randomNumbers.randomNumbers[i], counter.attributes);
     }
-
-    @Benchmark
-    @Threads(4)
-    public io.prometheus.client.Counter.Child simpleclientAdd(RandomNumbers randomNumbers, SimpleclientCounter counter) {
-        for (int i=0; i<randomNumbers.randomNumbers.length; i++) {
-            counter.dataPoint.inc(randomNumbers.randomNumbers[i]);
-        }
-        return counter.dataPoint;
+    return counter.doubleCounter;
+  }
+
+  @Benchmark
+  @Threads(4)
+  public LongCounter openTelemetryInc(OpenTelemetryCounter counter) {
+    for (int i = 0; i < 10 * 1024; i++) {
+      counter.longCounter.add(1, counter.attributes);
     }
-
-    @Benchmark
-    @Threads(4)
-    public io.prometheus.client.Counter.Child simpleclientInc(SimpleclientCounter counter) {
-        for (int i=0; i<10*1024; i++) {
-            counter.dataPoint.inc();
-        }
-        return counter.dataPoint;
+    return counter.longCounter;
+  }
+
+  @Benchmark
+  @Threads(4)
+  public LongCounter openTelemetryIncNoLabels(OpenTelemetryCounter counter) {
+    for (int i = 0; i < 10 * 1024; i++) {
+      counter.longCounter.add(1);
     }
-
-    @Benchmark
-    @Threads(4)
-    public com.codahale.metrics.Counter codahaleIncNoLabels(RandomNumbers randomNumbers, CodahaleCounterNoLabels counter) {
-        for (int i=0; i<10*1024; i++) {
-            counter.counter.inc();
-        }
-        return counter.counter;
+    return counter.longCounter;
+  }
+
+  @Benchmark
+  @Threads(4)
+  public io.prometheus.client.Counter.Child simpleclientAdd(
+      RandomNumbers randomNumbers, SimpleclientCounter counter) {
+    for (int i = 0; i < randomNumbers.randomNumbers.length; i++) {
+      counter.dataPoint.inc(randomNumbers.randomNumbers[i]);
     }
-
-    @Benchmark
-    @Threads(4)
-    public io.prometheus.metrics.core.metrics.Counter prometheusNoLabelsInc(PrometheusCounter counter) {
-        for (int i=0; i<10*1024; i++) {
-            counter.noLabels.inc();
-        }
-        return counter.noLabels;
+    return counter.dataPoint;
+  }
+
+  @Benchmark
+  @Threads(4)
+  public io.prometheus.client.Counter.Child simpleclientInc(SimpleclientCounter counter) {
+    for (int i = 0; i < 10 * 1024; i++) {
+      counter.dataPoint.inc();
     }
-
-    @Benchmark
-    @Threads(4)
-    public io.prometheus.client.Counter simpleclientNoLabelsInc(SimpleclientCounter counter) {
-        for (int i=0; i<10*1024; i++) {
-            counter.noLabels.inc();
-        }
-        return counter.noLabels;
+    return counter.dataPoint;
+  }
+
+  @Benchmark
+  @Threads(4)
+  public com.codahale.metrics.Counter codahaleIncNoLabels(
+      RandomNumbers randomNumbers, CodahaleCounterNoLabels counter) {
+    for (int i = 0; i < 10 * 1024; i++) {
+      counter.counter.inc();
+    }
+    return counter.counter;
+  }
+
+  @Benchmark
+  @Threads(4)
+  public io.prometheus.metrics.core.metrics.Counter prometheusNoLabelsInc(
+      PrometheusCounter counter) {
+    for (int i = 0; i < 10 * 1024; i++) {
+      counter.noLabels.inc();
+    }
+    return counter.noLabels;
+  }
+
+  @Benchmark
+  @Threads(4)
+  public io.prometheus.client.Counter simpleclientNoLabelsInc(SimpleclientCounter counter) {
+    for (int i = 0; i < 10 * 1024; i++) {
+      counter.noLabels.inc();
     }
+    return counter.noLabels;
+  }
 }