Addressed first round of CR requests.

Author: sauroter

src/main/java/com/hivemq/extensions/kafka/api/builders/KafkaRecordBuilder.java

@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package com.hivemq.extensions.kafka.api.builders;
 
 import com.hivemq.extension.sdk.api.annotations.NotNull;
@@ -185,6 +186,7 @@ public interface KafkaRecordBuilder {
      *
      * @return a new {@link KafkaRecord} containing a snapshot of the current state of this builder.
      * @throws NullPointerException if the topic was not set.
+     * @since 4.4.0
      */
     @NotNull KafkaRecord build();
 }

src/main/java/com/hivemq/extensions/kafka/api/model/KafkaCluster.java

@@ -32,7 +32,7 @@
 public interface KafkaCluster {
 
     /**
-     * @return the configured {@code <id>} of the luster.
+     * @return the configured {@code <id>} of the cluster.
      * @since 4.4.0
      */
     @NotNull String getId();

src/main/java/com/hivemq/extensions/kafka/api/model/KafkaHeaders.java

@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package com.hivemq.extensions.kafka.api.model;
 
 import com.hivemq.extension.sdk.api.annotations.DoNotImplement;
@@ -35,13 +36,14 @@ public interface KafkaHeaders {
 
     /**
      * @return all Kafka headers as a {@link List}.
+     * @since 4.4.0
      */
     @Immutable @NotNull List<@NotNull KafkaHeader> asList();
 
     /**
      * @param name the name of the Kafka header to get.
      * @return an {@link Optional} that contains the last Kafka header with the specified name.
-     * @since 4.3.0
+     * @since 4.4.0
      */
     @NotNull Optional<KafkaHeader> getLast(@NotNull String name);