New sample for Kafka native serialization with functions

kafka-native-serialization/src/main/java/com/example/kafkanativeserialization/KafkaNativeSerializationApplication.java

@@ -0,0 +1,24 @@
+package com.example.kafkanativeserialization;
+
+import java.util.function.Function;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
+
+@SpringBootApplication
+public class KafkaNativeSerializationApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(KafkaNativeSerializationApplication.class, args);
+	}
+
+	@Bean
+	public Function<String, Person> process() {
+		return str -> {
+			Person item = new Person(str);
+			return item;
+		};
+	}
+
+}

kafka-native-serialization/src/main/java/com/example/kafkanativeserialization/MyJsonDeserializer.java

@@ -0,0 +1,6 @@
+package com.example.kafkanativeserialization;
+
+import org.springframework.kafka.support.serializer.JsonDeserializer;
+
+public class MyJsonDeserializer extends JsonDeserializer<Person> {
+}

kafka-native-serialization/src/main/java/com/example/kafkanativeserialization/MyJsonSerializer.java

@@ -0,0 +1,19 @@
+package com.example.kafkanativeserialization;
+
+import org.apache.kafka.common.header.Headers;
+import org.springframework.kafka.support.serializer.JsonSerializer;
+import org.springframework.lang.Nullable;
+
+public class MyJsonSerializer extends JsonSerializer<Object> {
+
+	@Override
+	@Nullable
+	public byte[] serialize(String topic, Headers headers, @Nullable Object data) {
+		return super.serialize(topic, headers, data);
+	}
+	@Override
+	@Nullable
+	public byte[] serialize(String topic, @Nullable Object data) {
+		return super.serialize(topic, data);
+	}
+}

kafka-native-serialization/src/main/java/com/example/kafkanativeserialization/Person.java

@@ -0,0 +1,17 @@
+package com.example.kafkanativeserialization;
+
+public class Person {
+
+	private String name;
+	public Person() {
+	}
+	public Person(String name) {
+		this.setName(name);
+	}
+	public String getName() {
+		return name;
+	}
+	public void setName(String name) {
+		this.name = name;
+	}
+}