Use intellij java google style to fix import ordering (#25)

ingestion/src/main/java/feast/ingestion/deserializer/FeatureRowDeserializer.java

@@ -1,3 +1,20 @@
+/*
+ * Copyright 2018 The Feast Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
 package feast.ingestion.deserializer;
 
 import com.google.protobuf.InvalidProtocolBufferException;

ingestion/src/main/java/feast/ingestion/deserializer/FeatureRowKeyDeserializer.java

@@ -1,3 +1,20 @@
+/*
+ * Copyright 2018 The Feast Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
 package feast.ingestion.deserializer;
 
 import com.google.protobuf.InvalidProtocolBufferException;

ingestion/src/test/java/feast/ingestion/deserializer/KafkaFeatureRowDeserializerTest.java

@@ -1,9 +1,25 @@
+/*
+ * Copyright 2018 The Feast Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
 package feast.ingestion.deserializer;
 
 import com.google.protobuf.MessageLite;
 import feast.types.FeatureRowProto.FeatureRow;
 import java.util.Map;
-import java.util.UUID;
 import java.util.concurrent.BlockingQueue;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.LinkedBlockingQueue;
@@ -13,9 +29,11 @@
 import org.apache.kafka.common.serialization.ByteArraySerializer;
 import org.apache.kafka.common.serialization.Deserializer;
 import org.junit.Assert;
+import org.junit.ClassRule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.kafka.core.ConsumerFactory;
@@ -28,31 +46,29 @@
 import org.springframework.kafka.listener.MessageListener;
 import org.springframework.kafka.listener.MessageListenerContainer;
 import org.springframework.kafka.support.SendResult;
-import org.springframework.kafka.test.EmbeddedKafkaBroker;
-import org.springframework.kafka.test.context.EmbeddedKafka;
+import org.springframework.kafka.test.rule.EmbeddedKafkaRule;
 import org.springframework.kafka.test.utils.ContainerTestUtils;
 import org.springframework.kafka.test.utils.KafkaTestUtils;
+import org.springframework.test.annotation.DirtiesContext;
 import org.springframework.test.context.junit4.SpringRunner;
 import org.springframework.util.concurrent.ListenableFuture;
 
 @RunWith(SpringRunner.class)
-@EmbeddedKafka(controlledShutdown = true)
+@SpringBootTest
+@DirtiesContext
 public class KafkaFeatureRowDeserializerTest {
 
-  @Autowired private EmbeddedKafkaBroker embeddedKafka;
+  private static final String topic = "TEST_TOPIC";
+
+  @ClassRule public static EmbeddedKafkaRule embeddedKafka = new EmbeddedKafkaRule(1, true, topic);
   @Autowired private KafkaTemplate<byte[], byte[]> template;
 
   private <MessageType extends MessageLite> void deserialize(MessageType input) {
-    // generate a random UUID to create a unique topic and consumer group id for each test
-    String uuid = UUID.randomUUID().toString();
-    String topic = "topic-" + uuid;
-
-    embeddedKafka.addTopics(topic);
 
     Deserializer deserializer = new FeatureRowDeserializer();
 
     Map<String, Object> consumerProps =
-        KafkaTestUtils.consumerProps(uuid, Boolean.FALSE.toString(), embeddedKafka);
+        KafkaTestUtils.consumerProps("testGroup", "false", embeddedKafka.getEmbeddedKafka());
     ConsumerFactory<FeatureRow, FeatureRow> consumerFactory =
         new DefaultKafkaConsumerFactory<>(consumerProps, deserializer, deserializer);
 
@@ -63,7 +79,8 @@ private <MessageType extends MessageLite> void deserialize(MessageType input) {
     MessageListenerContainer container =
         new KafkaMessageListenerContainer<>(consumerFactory, containerProps);
     container.start();
-    ContainerTestUtils.waitForAssignment(container, embeddedKafka.getPartitionsPerTopic());
+    ContainerTestUtils.waitForAssignment(
+        container, embeddedKafka.getEmbeddedKafka().getPartitionsPerTopic());
 
     byte[] data = input.toByteArray();
     ProducerRecord<byte[], byte[]> producerRecord = new ProducerRecord<>(topic, data, data);
@@ -99,12 +116,10 @@ public void deserializeFeatureRowProto() {
 
   @Configuration
   static class ContextConfiguration {
-
-    @Autowired private EmbeddedKafkaBroker embeddedKafka;
-
     @Bean
     ProducerFactory<byte[], byte[]> producerFactory() {
-      Map<String, Object> producerProps = KafkaTestUtils.producerProps(embeddedKafka);
+      Map<String, Object> producerProps =
+          KafkaTestUtils.producerProps(embeddedKafka.getEmbeddedKafka());
 
       return new DefaultKafkaProducerFactory<>(
           producerProps, new ByteArraySerializer(), new ByteArraySerializer());