fix: code review comments, renaming client to consumer, modifying con…

…f parameters to fill only with prefix params

README.md

@@ -91,25 +91,25 @@ The table below describes all the available configuration values for Drone Fly.
 | endpoint.port | Port on which Drone Fly Spring Boot app will start. | `string` | `8008` | no |
 
 ### Additional configuration parameters
-The Kafka message reader supports client properties that are passed to the Kafka consumer builder.
-These are environment variables with the PREFIX apiary.messaging.client.
+The Kafka message reader supports properties that are passed to the Kafka consumer builder.
+These are environment variables with the PREFIX apiary.messaging.consumer.
 
- #### Example for sending client parameters when using a Kafka cloud provider
-- apiary.messaging.client.security.protocol=SSL
-- apiary.messaging.client.sasl.mechanism=AWS_MSK_IAM
-- apiary.messaging.client.sasl_jaas.config=software.amazon.msk.auth.iam.IAMLoginModule required;
-- apiary.messaging.client.sasl.client.callback.handler.class=software.amazon.msk.auth.iam.IAMClientCallbackHandler
+ #### Example for sending consumer parameters when using a Kafka cloud provider
+- apiary.messaging.consumer.security.protocol=SSL
+- apiary.messaging.consumer.sasl.mechanism=AWS_MSK_IAM
+- apiary.messaging.consumer.sasl_jaas.config=software.amazon.msk.auth.iam.IAMLoginModule required;
+- apiary.messaging.consumer.sasl.client.callback.handler.class=software.amazon.msk.auth.iam.IAMClientCallbackHandler
 
 In this case we are sending the properties to Kafka's consumer to be able to connect to AWS MSK which also requires the IAM library included as a dependency in the POM.xml file
 
 	java -Dloader.path=lib/ -jar drone-fly-app-<version>-exec.jar \
 		--apiary.bootstrap.servers=localhost:9092 \
 		--apiary.kafka.topic.name=apiary \
 		--apiary.listener.list="com.expediagroup.sampleListener1,com.expediagroup.sampleListener2" \
-        --apiary.messaging.client.security.protocol=SSL \
-        --apiary.messaging.client.sasl.mechanism=AWS_MSK_IAM \
-        --apiary.messaging.client.sasl_jaas.config=software.amazon.msk.auth.iam.IAMLoginModule required; \
-        --apiary.messaging.client.sasl.client.callback.handler.class=software.amazon.msk.auth.iam.IAMClientCallbackHandler
+        --apiary.messaging.consumer.security.protocol=SSL \
+        --apiary.messaging.consumer.sasl.mechanism=AWS_MSK_IAM \
+        --apiary.messaging.consumer.sasl_jaas.config=software.amazon.msk.auth.iam.IAMLoginModule required; \
+        --apiary.messaging.consumer.sasl.client.callback.handler.class=software.amazon.msk.auth.iam.IAMClientCallbackHandler
 
 ## Metrics
 

drone-fly-app/src/main/java/com/expediagroup/dataplatform/dronefly/app/context/CommonBeans.java

@@ -19,7 +19,6 @@
 import java.util.Properties;
 import java.util.stream.Collectors;
 
-import org.apache.commons.lang3.StringUtils;
 import org.apache.hadoop.hive.conf.HiveConf;
 import org.apache.hadoop.hive.metastore.MetaStoreEventListener;
 import org.apache.hadoop.hive.metastore.api.MetaException;
@@ -40,7 +39,7 @@
 @Configuration
 public class CommonBeans {
   private static final Logger log = LoggerFactory.getLogger(CommonBeans.class);
-  public static final String PREFIX = "apiary.messaging.client.";
+  public static final String PREFIX = "apiary.messaging.consumer";
 
   @Value("${instance.name:drone-fly}")
   private String instanceName;
@@ -77,24 +76,21 @@ public ListenerCatalog listenerCatalog(HiveConf conf) throws MetaException {
 
   @Bean
   public MessageReaderAdapter messageReaderAdapter() {
-    Properties clientProperties = getClientProperties();
+    Properties clientProperties = getConsumerProperties();
     KafkaMessageReader delegate = KafkaMessageReaderBuilder.
             builder(bootstrapServers, topicName, instanceName).
             withConsumerProperties(clientProperties).
             build();
     return new MessageReaderAdapter(delegate);
   }
 
-  private Properties getClientProperties() {
-    Properties clientProperties = new Properties();
+  private Properties getConsumerProperties() {
+    Properties consumerProperties = new Properties();
     getEnvProperties().forEach((key, value) -> {
-      if (key.toString().startsWith(PREFIX)) {
-        String keyWithoutPrefix = StringUtils.replace(key.toString(), PREFIX, "");
-        clientProperties.put(keyWithoutPrefix, value.toString());
-        log.info("Client property {} set with value: {}", keyWithoutPrefix, value);
-      }
+        consumerProperties.put(key.toString(), value.toString());
+        log.info("Client property {} set with value: {}", key, value);
     } );
-    return clientProperties;
+    return consumerProperties;
   }
 
 }