spring整合kafka例項
阿新 • • 發佈:2019-02-10
1.依賴jar
<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/maven-v4_0_0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.zrj.points</groupId> <artifactId>kafka-consumer</artifactId> <packaging>war</packaging> <version>0.0.1-SNAPSHOT</version> <name>kafka-consumer</name> <url>http://maven.apache.org</url> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <spring.version>4.3.3.RELEASE</spring.version> </properties> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.12</version> <scope>test</scope> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-beans</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context-support</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-jms</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework.kafka</groupId> <artifactId>spring-kafka</artifactId> <version>1.1.0.RELEASE</version> </dependency> <dependency> <groupId>org.apache.logging.log4j</groupId> <artifactId>log4j-1.2-api</artifactId> <version>2.2</version> </dependency> <dependency> <groupId>org.apache.logging.log4j</groupId> <artifactId>log4j-api</artifactId> <version>2.2</version> </dependency> <dependency> <groupId>org.apache.logging.log4j</groupId> <artifactId>log4j-core</artifactId> <version>2.2</version> </dependency> <dependency> <groupId>org.apache.logging.log4j</groupId> <artifactId>log4j-jcl</artifactId> <version>2.2</version> </dependency> <dependency> <groupId>org.apache.logging.log4j</groupId> <artifactId>log4j-slf4j-impl</artifactId> <version>2.2</version> </dependency> </dependencies> <build> <finalName>kafka-consmer</finalName> <plugins> <plugin> <artifactId>maven-compiler-plugin</artifactId> <configuration> <source>1.7</source> <target>1.7</target> <encoding>UTF-8</encoding> </configuration> </plugin> <plugin> <groupId>org.eclipse.jetty</groupId> <artifactId>jetty-maven-plugin</artifactId> <version>9.2.11.v20150529</version> <configuration> <jvmArgs>-Xms456m -Xmx456m -XX:MaxNewSize=456m -XX:MaxPermSize=1024m</jvmArgs> <scanIntervalSeconds>10</scanIntervalSeconds> <webApp> <contextPath>/</contextPath> </webApp> <httpConnector> <port>9090</port> </httpConnector> </configuration> </plugin> </plugins> </build> </project>
2.生產者
package com.zrj.points; import java.util.Properties; import org.apache.kafka.clients.producer.KafkaProducer; import org.apache.kafka.clients.producer.Producer; import org.apache.kafka.clients.producer.ProducerRecord; public class PointsKafkaProducerSimulator { public static void main(String[] args) { Properties props = new Properties(); props.put("bootstrap.servers", "172.28.40.26:9092"); props.put("acks", "all"); props.put("retries", 0); props.put("batch.size", 16384); props.put("linger.ms", 1); props.put("buffer.memory", 33554432); props.put("key.serializer", "org.apache.kafka.common.serialization.StringSerializer"); props.put("value.serializer", "org.apache.kafka.common.serialization.StringSerializer"); Producer<String, String> producer = new KafkaProducer<>(props); for(int i = 0; i < 100; i++){ System.out.println("-----" + i); producer.send(new ProducerRecord<String, String>("test", Integer.toString(i), "Msg:"+Integer.toString(i))); } producer.close(); } }
3.消費者
package com.zrj.points; import java.util.Arrays; import java.util.Properties; import org.apache.commons.logging.Log; import org.apache.kafka.clients.consumer.ConsumerRecord; import org.apache.kafka.clients.consumer.ConsumerRecords; import org.apache.kafka.clients.consumer.KafkaConsumer; import org.apache.logging.log4j.LogManager; import org.springframework.kafka.listener.MessageListener; /** * 業務日誌消費者監聽器 * @author qianll * */ public class PointsKafkaConsumerListener implements MessageListener<String, String>{ public void init(){ Log log = LogHelper.getLog(LogTypeEnum.PAY); LogManager.getLogger("points").info("XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"); System.out.println("SSSSSSSSSSSSSSSSSinit--------------"); } @Override public void onMessage(ConsumerRecord<String, String> record) { System.out.println("XXXXXXXXXXXX"+record.key()+" : "+record.value()); } public static void main(String[] args) { Properties props = new Properties(); props.put("bootstrap.servers", "172.28.40.26:9092"); props.put("group.id", "test"); props.put("enable.auto.commit", "true"); props.put("auto.commit.interval.ms", "1000"); props.put("session.timeout.ms", "30000"); props.put("key.deserializer", "org.apache.kafka.common.serialization.StringDeserializer"); props.put("value.deserializer", "org.apache.kafka.common.serialization.StringDeserializer"); KafkaConsumer<String, String> consumer = new KafkaConsumer<>(props); consumer.subscribe(Arrays.asList("test")); while (true) { System.out.println("-----"); ConsumerRecords<String, String> records = consumer.poll(9); for (ConsumerRecord<String, String> record : records) System.out.printf("XXXXXXXXXXXX"+"offset = %d, key = %s, value = %s", record.offset(), record.key(), record.value()); } } }
4.spring bean配置
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:redis="http://www.springframework.org/schema/redis"
xmlns:batch="http://www.springframework.org/schema/batch" xmlns:cache="http://www.springframework.org/schema/cache"
xmlns:p="http://www.springframework.org/schema/p" xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/batch http://www.springframework.org/schema/batch/spring-batch.xsd
http://www.springframework.org/schema/redis http://www.springframework.org/schema/redis/spring-redis.xsd
http://www.springframework.org/schema/cache http://www.springframework.org/schema/cache/spring-cache.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
<!-- 定義consumer的引數 -->
<bean id="consumerProperties" class="java.util.HashMap">
<constructor-arg>
<map>
<entry key="bootstrap.servers" value="${bootstrap.servers}"/>
<entry key="group.id" value="0"/>
<entry key="enable.auto.commit" value="true"/>
<entry key="auto.commit.interval.ms" value="1000"/>
<entry key="session.timeout.ms" value="15000"/>
<entry key="key.deserializer" value="org.apache.kafka.common.serialization.StringDeserializer"/>
<entry key="value.deserializer" value="org.apache.kafka.common.serialization.StringDeserializer"/>
</map>
</constructor-arg>
</bean>
<bean id="consumerFactory" class="org.springframework.kafka.core.DefaultKafkaConsumerFactory">
<constructor-arg ref="consumerProperties"/>
</bean>
<!-- 實際執行訊息消費的類 -->
<bean id="messageListener" class="com.zrj.points.PointsKafkaConsumerListener" init-method="init"/>
<!-- 消費者容器配置資訊 -->
<bean id="containerProperties" class="org.springframework.kafka.listener.config.ContainerProperties">
<constructor-arg name="topics" value="test"/>
<property name="messageListener" ref="messageListener"/>
</bean>
<bean id="messageListenerContainer" class="org.springframework.kafka.listener.KafkaMessageListenerContainer" init-method="doStart">
<constructor-arg ref="consumerFactory"/>
<constructor-arg ref="containerProperties"/>
<property name="autoStartup" value="true" />
</bean>
</beans>