告警组件初始化重构，提升代码可维护性；

doc/XXL-JOB官方文档.md

@@ -2810,7 +2810,7 @@ public void execute() {
 - 8、【优化】调度组件触发判断优化，合并PR-2502；
 - 9、【优化】调度日志调整，完善日志参数信息，合并PR-2761；
 - 10、【优化】I18N国际化完善，合并PR-2888；
-
+- 11、【优化】告警组件初始化重构，提升代码可维护性，合并PR-2903；
 
 ### 7.45 版本 v3.4.1 Release Notes[ING]
 - 1、【TODO】调度中心OpenAPI完善，提供任务管理能力；封装Agent Skill并推送ClawHub；

xxl-job-admin/src/main/java/com/xxl/job/admin/scheduler/alarm/JobAlarmer.java

@@ -3,18 +3,12 @@ package com.xxl.job.admin.scheduler.alarm;
 import com.xxl.job.admin.model.XxlJobInfo;
 import com.xxl.job.admin.model.XxlJobLog;
 import com.xxl.tool.core.CollectionTool;
-import com.xxl.tool.core.MapTool;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.BeansException;
-import org.springframework.beans.factory.InitializingBean;
-import org.springframework.context.ApplicationContext;
-import org.springframework.context.ApplicationContextAware;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 
-import java.util.ArrayList;
 import java.util.List;
-import java.util.Map;
 
 /**
  * xxl-job alarmer
@@ -22,25 +16,12 @@ import java.util.Map;
  * @author xuxueli 17/7/13.
  */
 @Component
-public class JobAlarmer implements ApplicationContextAware, InitializingBean {
+public class JobAlarmer {
     private static final Logger logger = LoggerFactory.getLogger(JobAlarmer.class);
 
-    private ApplicationContext applicationContext;
+    @Autowired
     private List<JobAlarm> jobAlarmList;
 
-    @Override
-    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
-        this.applicationContext = applicationContext;
-    }
-
-    @Override
-    public void afterPropertiesSet() throws Exception {
-        Map<String, JobAlarm> serviceBeanMap = applicationContext.getBeansOfType(JobAlarm.class);
-        if (MapTool.isNotEmpty(serviceBeanMap)) {
-            jobAlarmList = new ArrayList<>(serviceBeanMap.values());
-        }
-    }
-
     /**
      * job alarm
      */
@@ -65,4 +46,22 @@ public class JobAlarmer implements ApplicationContextAware, InitializingBean {
         return result;
     }
 
+    /*
+    // implements SmartInitializingSingleton
+    // implements ApplicationContextAware, InitializingBean
+    private ApplicationContext applicationContext;
+
+    @Override
+    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
+        this.applicationContext = applicationContext;
+    }
+
+    @Override
+    public void afterPropertiesSet() throws Exception {
+        Map<String, JobAlarm> serviceBeanMap = applicationContext.getBeansOfType(JobAlarm.class);
+        if (MapTool.isNotEmpty(serviceBeanMap)) {
+            jobAlarmList = new ArrayList<>(serviceBeanMap.values());
+        }
+    }*/
+
 }