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audit-service/src/main/java/com/baiyue/audit/mq/AuditRocketMqConsumer.java

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+package com.baiyue.audit.mq;
+
+import com.baiyue.audit.dto.AuditIngestRequest;
+import com.baiyue.audit.service.AuditIngestService;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import jakarta.annotation.Resource;
+import org.apache.rocketmq.spring.annotation.RocketMQMessageListener;
+import org.apache.rocketmq.spring.core.RocketMQListener;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.stereotype.Component;
+
+/** RocketMQ 审计事件消费者；数据库 event_id 唯一键保证重复消息安全。 */
+@Component
+@ConditionalOnProperty(prefix = "baiyue.audit.rocketmq", name = "consumer-enabled", havingValue = "true")
+@RocketMQMessageListener(
+    topic = "${baiyue.audit.rocketmq.topic}",
+    selectorExpression = "AUDIT",
+    consumerGroup = "${baiyue.audit.rocketmq.consumer-group}")
+public class AuditRocketMqConsumer implements RocketMQListener<String> {
+    @Resource
+    private ObjectMapper json;
+    @Resource
+    private AuditIngestService service;
+
+    @Override
+    public void onMessage(String payload) {
+        try {
+            service.ingest(json.readValue(payload, AuditIngestRequest.class));
+        } catch (JsonProcessingException exception) {
+            throw new IllegalArgumentException("审计消息格式无效", exception);
+        }
+    }
+}