Fix code indentation

uc2-workload-generator/src/main/java/uc2/workloadGenerator/LoadGenerator.java

@@ -23,15 +23,19 @@ public class LoadGenerator {
     final String hierarchy = Objects.requireNonNullElse(System.getenv("HIERARCHY"), "deep");
     final int numNestedGroups = Integer
         .parseInt(Objects.requireNonNullElse(System.getenv("NUM_NESTED_GROUPS"), "1"));
-		final int numSensor = Integer.parseInt(Objects.requireNonNullElse(System.getenv("NUM_SENSORS"), "1"));
-		final int periodMs = Integer.parseInt(Objects.requireNonNullElse(System.getenv("PERIOD_MS"), "1000"));
+    final int numSensor =
+        Integer.parseInt(Objects.requireNonNullElse(System.getenv("NUM_SENSORS"), "1"));
+    final int periodMs =
+        Integer.parseInt(Objects.requireNonNullElse(System.getenv("PERIOD_MS"), "1000"));
     final int value = Integer.parseInt(Objects.requireNonNullElse(System.getenv("VALUE"), "10"));
     final boolean sendRegistry = Boolean
         .parseBoolean(Objects.requireNonNullElse(System.getenv("SEND_REGISTRY"), "true"));
     final int threads = Integer.parseInt(Objects.requireNonNullElse(System.getenv("THREADS"), "4"));
-		final String kafkaBootstrapServers = Objects.requireNonNullElse(System.getenv("KAFKA_BOOTSTRAP_SERVERS"),
+    final String kafkaBootstrapServers =
+        Objects.requireNonNullElse(System.getenv("KAFKA_BOOTSTRAP_SERVERS"),
             "localhost:9092");
-		final String kafkaInputTopic = Objects.requireNonNullElse(System.getenv("KAFKA_INPUT_TOPIC"), "input");
+    final String kafkaInputTopic =
+        Objects.requireNonNullElse(System.getenv("KAFKA_INPUT_TOPIC"), "input");
     final String kafkaBatchSize = System.getenv("KAFKA_BATCH_SIZE");
     final String kafkaLingerMs = System.getenv("KAFKA_LINGER_MS");
     final String kafkaBufferMemory = System.getenv("KAFKA_BUFFER_MEMORY");
@@ -51,11 +55,13 @@ public class LoadGenerator {
       throw new IllegalStateException();
     }
 
-		final List<String> sensors = sensorRegistry.getMachineSensors().stream().map(s -> s.getIdentifier())
+    final List<String> sensors =
+        sensorRegistry.getMachineSensors().stream().map(s -> s.getIdentifier())
             .collect(Collectors.toList());
 
     if (sendRegistry) {
-			final ConfigPublisher configPublisher = new ConfigPublisher(kafkaBootstrapServers, "configuration");
+      final ConfigPublisher configPublisher =
+          new ConfigPublisher(kafkaBootstrapServers, "configuration");
       configPublisher.publish(Event.SENSOR_REGISTRY_CHANGED, sensorRegistry.toJson());
       configPublisher.close();
       System.out.println("Configuration sent.");
@@ -70,7 +76,8 @@ public class LoadGenerator {
     kafkaProperties.compute(ProducerConfig.BATCH_SIZE_CONFIG, (k, v) -> kafkaBatchSize);
     kafkaProperties.compute(ProducerConfig.LINGER_MS_CONFIG, (k, v) -> kafkaLingerMs);
     kafkaProperties.compute(ProducerConfig.BUFFER_MEMORY_CONFIG, (k, v) -> kafkaBufferMemory);
-		final KafkaRecordSender<ActivePowerRecord> kafkaRecordSender = new KafkaRecordSender<>(kafkaBootstrapServers,
+    final KafkaRecordSender<ActivePowerRecord> kafkaRecordSender =
+        new KafkaRecordSender<>(kafkaBootstrapServers,
             kafkaInputTopic, r -> r.getIdentifier(), r -> r.getTimestamp(), kafkaProperties);
 
     final ScheduledExecutorService executor = Executors.newScheduledThreadPool(threads);
@@ -89,14 +96,16 @@ public class LoadGenerator {
 
   }
 
-	private static int addChildren(final MutableAggregatedSensor parent, final int numChildren, final int lvl,
+  private static int addChildren(final MutableAggregatedSensor parent, final int numChildren,
+      final int lvl,
       final int maxLvl, int nextId) {
     for (int c = 0; c < numChildren; c++) {
       if (lvl == maxLvl) {
         parent.addChildMachineSensor("s_" + nextId);
         nextId++;
       } else {
-				final MutableAggregatedSensor newParent = parent.addChildAggregatedSensor("g_" + lvl + '_' + nextId);
+        final MutableAggregatedSensor newParent =
+            parent.addChildAggregatedSensor("g_" + lvl + '_' + nextId);
         nextId++;
         nextId = addChildren(newParent, numChildren, lvl + 1, maxLvl, nextId);
       }