在线热更新配置

urbanLifelineServ/system/src/main/java/org/xyzh/system/service/impl/SysConfigServiceImpl.java

@@ -17,8 +17,13 @@ import org.xyzh.common.core.page.PageDomain;
 
 import org.xyzh.common.utils.id.IdUtil;
 import org.xyzh.common.utils.StringUtils;
+import org.xyzh.common.redis.service.RedisService;
+import org.xyzh.api.system.constance.SysConfigRedisPrefix;
 import org.xyzh.system.mapper.config.TbSysConfigMapper;
 
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+
 /**
  * @description    系统配置服务实现类
  * @filename    SysConfigServiceImpl.java
@@ -41,6 +46,37 @@ public class SysConfigServiceImpl implements SysConfigService {
     @Resource
     private TbSysConfigMapper configMapper;
 
+    @Resource
+    private RedisService redisService;
+
+    /** 异步发送事件的线程池 */
+    private final ExecutorService eventExecutor = Executors.newSingleThreadExecutor(r -> {
+        Thread t = new Thread(r, "sys-config-event");
+        t.setDaemon(true);
+        return t;
+    });
+
+    /**
+     * 异步发布配置变更事件
+     * @param group 配置分组
+     */
+    private void publishConfigChangeEvent(String group) {
+        if (StringUtils.isBlank(group)) {
+            return;
+        }
+        eventExecutor.execute(() -> {
+            try {
+                String channel = SysConfigRedisPrefix.getChannelByGroup(group);
+                if (channel != null) {
+                    redisService.publish(channel, System.currentTimeMillis());
+                    logger.info("配置变更事件发布成功: channel={}", channel);
+                }
+            } catch (Exception e) {
+                logger.error("配置变更事件发布失败: group={}", group, e);
+            }
+        });
+    }
+
     /**
      * 根据key查询配置
      */
@@ -242,6 +278,8 @@ public class SysConfigServiceImpl implements SysConfigService {
         int rows = configMapper.insertConfig(configDTO);
         if (rows > 0) {
             logger.info("新增配置成功, configId={}", configDTO.getConfigId());
+            // 异步发布配置变更事件
+            publishConfigChangeEvent(configDTO.getGroup());
             return ResultDomain.success("新增配置成功", configDTO);
         }
         logger.warn("新增配置失败, configId={}", configDTO.getConfigId());
@@ -257,6 +295,8 @@ public class SysConfigServiceImpl implements SysConfigService {
         int rows = configMapper.updateConfig(configDTO);
         if (rows > 0) {
             logger.info("更新配置成功, configId={}", configDTO.getConfigId());
+            // 异步发布配置变更事件
+            publishConfigChangeEvent(configDTO.getGroup());
             return ResultDomain.success("更新配置成功", configDTO);
         }
         logger.warn("更新配置失败, configId={}", configDTO.getConfigId());
@@ -271,6 +311,8 @@ public class SysConfigServiceImpl implements SysConfigService {
         int rows = configMapper.deleteConfig(configDTO);
         if (rows > 0) {
             logger.info("删除配置成功, configId={}", configDTO.getConfigId());
+            // 异步发布配置变更事件
+            publishConfigChangeEvent(configDTO.getGroup());
             return ResultDomain.success("删除配置成功", Boolean.TRUE);
         }
         logger.warn("删除配置失败, configId={}", configDTO.getConfigId());