Fix code quality issues

theodolite-benchmarks/beam-commons/src/main/java/theodolite/commons/beam/kafka/ActivePowerRecordDeserializer.java

 package theodolite.commons.beam.kafka;
 
+import org.apache.kafka.common.serialization.Deserializer;
 import titan.ccp.model.records.ActivePowerRecord;
 
+/**
+ * A Kafka {@link Deserializer} for typed Schema Registry {@link ActivePowerRecord}.
+ */
 public class ActivePowerRecordDeserializer extends TypedKafkaAvroDeserializer<ActivePowerRecord> {
 }

theodolite-benchmarks/beam-commons/src/main/java/theodolite/commons/beam/kafka/TypedKafkaAvroDeserializer.java

@@ -6,44 +6,54 @@ import java.util.Map;
 import org.apache.avro.Schema;
 import org.apache.kafka.common.serialization.Deserializer;
 
+/**
+ * A Kafka {@link Deserializer} for the Confluent Schema Registry, similar to
+ * {@link KafkaAvroDeserializer} but for typed records.
+ *
+ * @param <T> Type to be deserialized into.
+ */
 public class TypedKafkaAvroDeserializer<T> implements Deserializer<T> {
 
-	private final KafkaAvroDeserializer deserializer;
-
-	public TypedKafkaAvroDeserializer() {
-		this.deserializer = new KafkaAvroDeserializer();
-	}
-
-	public TypedKafkaAvroDeserializer(SchemaRegistryClient client) {
-		this.deserializer = new KafkaAvroDeserializer(client);
-	}
-
-	public TypedKafkaAvroDeserializer(SchemaRegistryClient client, Map<String, ?> props) {
-		this.deserializer = new KafkaAvroDeserializer(client, props);
-	}
-
-	@Override
-	public void configure(Map<String, ?> configs, boolean isKey) {
-
-	}
-
-	@SuppressWarnings("unchecked")
-	@Override
-	public T deserialize(String s, byte[] bytes) {
-		return (T) this.deserializer.deserialize(s, bytes);
-	}
-
-	/**
-	 * Pass a reader schema to get an Avro projection
-	 */
-	@SuppressWarnings("unchecked")
-	public T deserialize(String topic, byte[] bytes, Schema readerSchema) {
-		return (T) this.deserializer.deserialize(topic, bytes, readerSchema);
-	}
-
-	@Override
-	public void close() {
-		this.deserializer.close();
-	}
+  private final KafkaAvroDeserializer deserializer;
+
+  public TypedKafkaAvroDeserializer() {
+    this.deserializer = new KafkaAvroDeserializer();
+  }
+
+  public TypedKafkaAvroDeserializer(final SchemaRegistryClient client) {
+    this.deserializer = new KafkaAvroDeserializer(client);
+  }
+
+  public TypedKafkaAvroDeserializer(final SchemaRegistryClient client, final Map<String, ?> props) {
+    this.deserializer = new KafkaAvroDeserializer(client, props);
+  }
+
+  public TypedKafkaAvroDeserializer(final KafkaAvroDeserializer kafkaAvroDeserializer) {
+    this.deserializer = kafkaAvroDeserializer;
+  }
+
+  @Override
+  public void configure(final Map<String, ?> configs, final boolean isKey) {
+    this.deserializer.configure(configs, isKey);
+  }
+
+  @SuppressWarnings("unchecked")
+  @Override
+  public T deserialize(final String s, final byte[] bytes) {
+    return (T) this.deserializer.deserialize(s, bytes);
+  }
+
+  /**
+   * Pass a reader schema to get an Avro projection.
+   */
+  @SuppressWarnings("unchecked")
+  public T deserialize(final String topic, final byte[] bytes, final Schema readerSchema) {
+    return (T) this.deserializer.deserialize(topic, bytes, readerSchema);
+  }
+
+  @Override
+  public void close() {
+    this.deserializer.close();
+  }
 
 }