diff --git a/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/pom.xml b/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/pom.xml new file mode 100644 index 00000000..3eea5acd --- /dev/null +++ b/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/pom.xml @@ -0,0 +1,58 @@ + + + + labx-11 + cn.iocoder.springboot.labs + 1.0-SNAPSHOT + + 4.0.0 + + labx-11-sc-stream-kafka-consumer-concurrency + + + 1.8 + 1.8 + 2.2.4.RELEASE + Hoxton.SR1 + + + + + + + org.springframework.boot + spring-boot-starter-parent + ${spring.boot.version} + pom + import + + + org.springframework.cloud + spring-cloud-dependencies + ${spring.cloud.version} + pom + import + + + + + + + + org.springframework.boot + spring-boot-starter-web + + + + + org.springframework.cloud + spring-cloud-starter-stream-kafka + + + + diff --git a/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/java/cn/iocoder/springcloud/labx11/kafkademo/consumerdemo/ConsumerApplication.java b/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/java/cn/iocoder/springcloud/labx11/kafkademo/consumerdemo/ConsumerApplication.java new file mode 100644 index 00000000..dc6118d5 --- /dev/null +++ b/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/java/cn/iocoder/springcloud/labx11/kafkademo/consumerdemo/ConsumerApplication.java @@ -0,0 +1,16 @@ +package cn.iocoder.springcloud.labx11.kafkademo.consumerdemo; + +import cn.iocoder.springcloud.labx11.kafkademo.consumerdemo.listener.MySink; +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; +import org.springframework.cloud.stream.annotation.EnableBinding; + +@SpringBootApplication +@EnableBinding(MySink.class) +public class ConsumerApplication { + + public static void main(String[] args) { + SpringApplication.run(ConsumerApplication.class, args); + } + +} diff --git a/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/java/cn/iocoder/springcloud/labx11/kafkademo/consumerdemo/listener/Demo01Consumer.java b/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/java/cn/iocoder/springcloud/labx11/kafkademo/consumerdemo/listener/Demo01Consumer.java new file mode 100644 index 00000000..979fb543 --- /dev/null +++ b/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/java/cn/iocoder/springcloud/labx11/kafkademo/consumerdemo/listener/Demo01Consumer.java @@ -0,0 +1,20 @@ +package cn.iocoder.springcloud.labx11.kafkademo.consumerdemo.listener; + +import cn.iocoder.springcloud.labx11.kafkademo.consumerdemo.message.Demo01Message; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.cloud.stream.annotation.StreamListener; +import org.springframework.messaging.handler.annotation.Payload; +import org.springframework.stereotype.Component; + +@Component +public class Demo01Consumer { + + private Logger logger = LoggerFactory.getLogger(getClass()); + + @StreamListener(MySink.DEMO01_INPUT) + public void onMessage(@Payload Demo01Message message) { + logger.info("[onMessage][线程编号:{} 消息内容：{}]", Thread.currentThread().getId(), message); + } + +} diff --git a/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/java/cn/iocoder/springcloud/labx11/kafkademo/consumerdemo/listener/MySink.java b/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/java/cn/iocoder/springcloud/labx11/kafkademo/consumerdemo/listener/MySink.java new file mode 100644 index 00000000..1e510b79 --- /dev/null +++ b/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/java/cn/iocoder/springcloud/labx11/kafkademo/consumerdemo/listener/MySink.java @@ -0,0 +1,13 @@ +package cn.iocoder.springcloud.labx11.kafkademo.consumerdemo.listener; + +import org.springframework.cloud.stream.annotation.Input; +import org.springframework.messaging.SubscribableChannel; + +public interface MySink { + + String DEMO01_INPUT = "demo01-input"; + + @Input(DEMO01_INPUT) + SubscribableChannel demo01Input(); + +} diff --git a/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/java/cn/iocoder/springcloud/labx11/kafkademo/consumerdemo/message/Demo01Message.java b/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/java/cn/iocoder/springcloud/labx11/kafkademo/consumerdemo/message/Demo01Message.java new file mode 100644 index 00000000..cf57407a --- /dev/null +++ b/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/java/cn/iocoder/springcloud/labx11/kafkademo/consumerdemo/message/Demo01Message.java @@ -0,0 +1,29 @@ +package cn.iocoder.springcloud.labx11.kafkademo.consumerdemo.message; + +/** + * 示例 01 的 Message 消息 + */ +public class Demo01Message { + + /** + * 编号 + */ + private Integer id; + + public Demo01Message setId(Integer id) { + this.id = id; + return this; + } + + public Integer getId() { + return id; + } + + @Override + public String toString() { + return "Demo01Message{" + + "id=" + id + + '}'; + } + +} diff --git a/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/resources/application.yml b/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/resources/application.yml new file mode 100644 index 00000000..80cc70e9 --- /dev/null +++ b/labx-11/labx-11-sc-stream-kafka-consumer-concurrency/src/main/resources/application.yml @@ -0,0 +1,25 @@ +spring: + application: + name: demo-consumer-application + cloud: + # Spring Cloud Stream 配置项，对应 BindingServiceProperties 类 + stream: + # Binder 配置项，对应 BinderProperties Map +# binders: + # Binding 配置项，对应 BindingProperties Map + bindings: + demo01-input: + destination: DEMO-TOPIC-01 # 目的地。这里使用 Kafka Topic + content-type: application/json # 内容格式。这里使用 JSON + group: demo01-consumer-group # 消费者分组 + # Consumer 配置项，对应 ConsumerProperties 类 + consumer: + concurrency: 2 # 每个 Consumer 消费线程数的初始大小，默认为 1 + # Spring Cloud Stream Kafka 配置项 + kafka: + # Kafka Binder 配置项，对应 KafkaBinderConfigurationProperties 类 + binder: + brokers: 127.0.0.1:9092 # 指定 Kafka Broker 地址，可以设置多个，以逗号分隔 + +server: + port: ${random.int[10000,19999]} # 随机端口，方便启动多个消费者 diff --git a/labx-11/pom.xml b/labx-11/pom.xml index 92cd7944..fd418177 100644 --- a/labx-11/pom.xml +++ b/labx-11/pom.xml @@ -21,7 +21,11 @@ labx-11-sc-stream-kafka-consumer-error-handler + labx-11-sc-stream-kafka-consumer-broadcasting + + + labx-11-sc-stream-kafka-consumer-concurrency