chore: rid of deprecated class

modules/kafka/src/main/scala/com/dimafeng/testcontainers/KafkaContainer.scala

@@ -1,51 +1,29 @@
 package com.dimafeng.testcontainers
 
 import org.testcontainers.containers.{KafkaContainer => JavaKafkaContainer}
+import org.testcontainers.utility.DockerImageName
 
-class KafkaContainer(confluentPlatformVersion: Option[String] = None,
-                     externalZookeeper: Option[String] = None) extends SingleContainer[JavaKafkaContainer] {
+case class KafkaContainer(dockerImageName: DockerImageName = DockerImageName.parse(KafkaContainer.defaultDockerImageName)
+                    ) extends SingleContainer[JavaKafkaContainer] {
 
-  @deprecated("Please use reflective methods of the scala container or `configure` method")
-  val kafkaContainer: JavaKafkaContainer = {
-    if (confluentPlatformVersion.isEmpty) {
-      new JavaKafkaContainer()
-    } else {
-      new JavaKafkaContainer(confluentPlatformVersion.get)
-    }
-  }
-
-  if (externalZookeeper.isEmpty) {
-    kafkaContainer.withEmbeddedZookeeper()
-  } else {
-    kafkaContainer.withExternalZookeeper(externalZookeeper.get)
-  }
-
-  override val container: JavaKafkaContainer = kafkaContainer
+  override val container: JavaKafkaContainer = new JavaKafkaContainer(dockerImageName)
 
   def bootstrapServers: String = container.getBootstrapServers
 }
 
 object KafkaContainer {
 
+  val defaultImage = "confluentinc/cp-kafka"
   val defaultTag = "5.2.1"
+  val defaultDockerImageName = s"$defaultImage:$defaultTag"
 
-  def apply(confluentPlatformVersion: String = null,
-            externalZookeeper: String = null): KafkaContainer = {
-    new KafkaContainer(Option(confluentPlatformVersion), Option(externalZookeeper))
-  }
-
-  case class Def(
-    confluentPlatformVersion: String = defaultTag,
-    externalZookeeper: Option[String] = None
-  ) extends ContainerDef {
+  case class Def(dockerImageName: DockerImageName = DockerImageName.parse(KafkaContainer.defaultDockerImageName)
+                ) extends ContainerDef {
 
     override type Container = KafkaContainer
 
     override def createContainer(): KafkaContainer = {
-      new KafkaContainer(
-        confluentPlatformVersion = Some(confluentPlatformVersion),
-        externalZookeeper = externalZookeeper
-      )
+      new KafkaContainer(dockerImageName)
     }
   }
-}
+}

modules/kafka/src/test/scala/com/dimafeng/testcontainers/integration/SchemaRegistrySpec.scala

@@ -7,6 +7,7 @@ import org.apache.kafka.common.serialization.StringDeserializer
 import org.scalatest.flatspec.AnyFlatSpec
 import org.scalatest.matchers.should.Matchers
 import org.testcontainers.containers.Network
+import org.testcontainers.utility.DockerImageName
 
 import java.util.Properties
 import scala.collection.JavaConverters._
@@ -26,26 +27,26 @@ class SchemaRegistrySpec extends AnyFlatSpec with ForAllTestContainer with Match
   //a way to communicate containers
   val network: Network = Network.newNetwork()
 
-  val kafkaContainer: KafkaContainer = KafkaContainer.Def(kafkaVersion).createContainer()
+  val kafkaContainer: KafkaContainer = KafkaContainer.Def(DockerImageName.parse(s"confluentinc/cp-kafka:$kafkaVersion")).createContainer()
   val schemaRegistryContainer: GenericContainer = SchemaRegistryContainer.Def(network, hostName, kafkaVersion).createContainer()
 
   kafkaContainer.container
-  .withNetwork(network)
-  .withNetworkAliases(hostName)
-  .withEnv(
-    Map[String, String](
-      "KAFKA_BROKER_ID" -> brokerId.toString,
-      "KAFKA_HOST_NAME" -> hostName,
-      "KAFKA_AUTO_CREATE_TOPICS_ENABLE" -> "false"
-    ).asJava
-  )
+    .withNetwork(network)
+    .withNetworkAliases(hostName)
+    .withEnv(
+      Map[String, String](
+        "KAFKA_BROKER_ID" -> brokerId.toString,
+        "KAFKA_HOST_NAME" -> hostName,
+        "KAFKA_AUTO_CREATE_TOPICS_ENABLE" -> "false"
+      ).asJava
+    )
 
   override val container: MultipleContainers = MultipleContainers(kafkaContainer, schemaRegistryContainer)
 
   def getKafkaAddress: String = kafkaContainer.bootstrapServers
 
   def getSchemaRegistryAddress: String =
-      s"http://${schemaRegistryContainer.container.getHost}:${schemaRegistryContainer.container.getMappedPort(SchemaRegistryContainer.defaultSchemaPort)}"
+    s"http://${schemaRegistryContainer.container.getHost}:${schemaRegistryContainer.container.getMappedPort(SchemaRegistryContainer.defaultSchemaPort)}"
 
 
   "Schema registry container" should "be started" in {