SpringBoot 整合 Avro 与 Kafka

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【需求】：生产者发送数据至 kafka 序列化使用 Avro，消费者通过 Avro 进行反序列化，并将数据通过 MyBatisPlus 存入数据库。

一、环境介绍

【1】Apache Avro 1.8；【2】Spring Kafka 1.2；【3】Spring Boot 1.5；【4】Maven 3.5；

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <groupId>com.codenotfound</groupId>
  <artifactId>spring-kafka-avro</artifactId>
  <version>0.0.1-SNAPSHOT</version>
  <name>spring-kafka-avro</name>
  <description>Spring Kafka - Apache Avro Serializer Deserializer Example</description>
  <url>https://www.codenotfound.com/spring-kafka-apache-avro-serializer-deserializer-example.html</url>
  <parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>1.5.4.RELEASE</version>
  </parent>
  <properties>
    <java.version>1.8</java.version>
    <spring-kafka.version>1.2.2.RELEASE</spring-kafka.version>
    <avro.version>1.8.2</avro.version>
  </properties>
  <dependencies>
    <!-- spring-boot -->
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter</artifactId>
    </dependency>
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-test</artifactId>
      <scope>test</scope>
    </dependency>
    <!-- spring-kafka -->
    <dependency>
      <groupId>org.springframework.kafka</groupId>
      <artifactId>spring-kafka</artifactId>
      <version>${spring-kafka.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework.kafka</groupId>
      <artifactId>spring-kafka-test</artifactId>
      <version>${spring-kafka.version}</version>
      <scope>test</scope>
    </dependency>
    <!-- avro -->
    <dependency>
      <groupId>org.apache.avro</groupId>
      <artifactId>avro</artifactId>
      <version>${avro.version}</version>
    </dependency>
  </dependencies>
  <build>
    <plugins>
      <!-- spring-boot-maven-plugin -->
      <plugin>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-maven-plugin</artifactId>
      </plugin>
      <!-- avro-maven-plugin -->
      <plugin>
        <groupId>org.apache.avro</groupId>
        <artifactId>avro-maven-plugin</artifactId>
        <version>${avro.version}</version>
        <executions>
          <execution>
            <phase>generate-sources</phase>
            <goals>
              <goal>schema</goal