Store plug-in information when loading plug-in, query database when removing alert

Delete unused class

dolphinscheduler-alert/src/main/java/org/apache/dolphinscheduler/alert/cache/AlertPluginDefineCache.java

@@ -15,26 +15,27 @@
  * limitations under the License.
  */
 
-package org.apache.dolphinscheduler.alert.manager;
+package org.apache.dolphinscheduler.alert.cache;
 
-import org.apache.dolphinscheduler.dao.entity.Alert;
+import java.util.HashMap;
+import java.util.Map;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
+public class AlertPluginDefineCache {
 
-/**
- * SMS send manager
- */
-public class MsgManager {
-
-    private static final Logger logger = LoggerFactory.getLogger(MsgManager.class);
+    public AlertPluginDefineCache() {
+        throw new IllegalStateException("Utility class");
+    }
 
     /**
-     * SMS send
-     *
-     * @param alert the alert
+     * k->pluginDefineId v->pluginDefineName
      */
-    public void send(Alert alert) {
-        logger.info("send message {}", alert);
+    private static Map<Integer, String> pluginDefineMap = new HashMap<>();
+
+    public static void addPlugin(int id, String name) {
+        pluginDefineMap.put(id, name);
+    }
+
+    public static String getNameById(int id) {
+        return pluginDefineMap.get(id);
     }
 }

dolphinscheduler-alert/src/main/java/org/apache/dolphinscheduler/alert/manager/EmailManager.java

@@ -1,55 +0,0 @@
-///*
-// * Licensed to the Apache Software Foundation (ASF) under one or more
-// * contributor license agreements.  See the NOTICE file distributed with
-// * this work for additional information regarding copyright ownership.
-// * The ASF licenses this file to You under the Apache License, Version 2.0
-// * (the "License"); you may not use this file except in compliance with
-// * the License.  You may obtain a copy of the License at
-// *
-// *    http://www.apache.org/licenses/LICENSE-2.0
-// *
-// * Unless required by applicable law or agreed to in writing, software
-// * distributed under the License is distributed on an "AS IS" BASIS,
-// * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// * See the License for the specific language governing permissions and
-// * limitations under the License.
-// */
-//package org.apache.dolphinscheduler.alert.manager;
-//
-//import org.apache.dolphinscheduler.alert.utils.MailUtils;
-//
-//import java.util.List;
-//import java.util.Map;
-//
-///**
-// * email send manager
-// */
-//public class EmailManager {
-//    /**
-//     * email send
-//     * @param receiversList the receiver list
-//     * @param receiversCcList the cc List
-//     * @param title the title
-//     * @param content the content
-//     * @param showType the showType
-//     * @return the send result
-//     */
-//    public Map<String,Object> send(List<String> receiversList,List<String> receiversCcList,String title,String content,String showType){
-//
-//        return MailUtils.sendMails(receiversList, receiversCcList, title, content, showType);
-//    }
-//
-//    /**
-//     * msg send
-//     * @param receiversList the receiver list
-//     * @param title the title
-//     * @param content the content
-//     * @param showType the showType
-//     * @return the send result
-//     */
-//    public Map<String,Object> send(List<String> receiversList,String title,String content,String showType){
-//
-//        return MailUtils.sendMails(receiversList,title, content, showType);
-//    }
-//
-//}

dolphinscheduler-alert/src/main/java/org/apache/dolphinscheduler/alert/plugin/AlertPluginManager.java

@@ -22,6 +22,7 @@ import static java.util.Objects.requireNonNull;
 
 import static com.google.common.base.Preconditions.checkState;
 
+import org.apache.dolphinscheduler.alert.cache.AlertPluginDefineCache;
 import org.apache.dolphinscheduler.common.enums.PluginType;
 import org.apache.dolphinscheduler.dao.entity.PluginDefine;
 import org.apache.dolphinscheduler.spi.DolphinSchedulerPlugin;
@@ -31,7 +32,6 @@ import org.apache.dolphinscheduler.spi.classloader.ThreadContextClassLoader;
 import org.apache.dolphinscheduler.spi.params.PluginParamsTransfer;
 import org.apache.dolphinscheduler.spi.params.base.PluginParams;
 
-import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
@@ -48,11 +48,6 @@ public class AlertPluginManager extends AbstractDolphinPluginManager {
     private final Map<String, AlertChannelFactory> alertChannelFactoryMap = new ConcurrentHashMap<>();
     private final Map<String, AlertChannel> alertChannelMap = new ConcurrentHashMap<>();
 
-    /**
-     * k->pluginDefineId v->pluginDefineName
-     */
-    public static Map<Integer, String> pluginDefineMap = new HashMap<>();
-
     public void addAlertChannelFactory(AlertChannelFactory alertChannelFactory) {
         requireNonNull(alertChannelFactory, "alertChannelFactory is null");
 
@@ -100,7 +95,7 @@ public class AlertPluginManager extends AbstractDolphinPluginManager {
 
             PluginDefine pluginDefine = new PluginDefine(nameEn, PluginType.ALERT.getDesc(), paramsJson);
             int id = pluginDao.addOrUpdatePluginDefine(pluginDefine);
-            pluginDefineMap.put(id, pluginDefine.getPluginName());
+            AlertPluginDefineCache.addPlugin(id, pluginDefine.getPluginName());
         }
     }
 }

dolphinscheduler-alert/src/main/java/org/apache/dolphinscheduler/alert/runner/AlertSender.java

@@ -17,6 +17,7 @@
 
 package org.apache.dolphinscheduler.alert.runner;
 
+import org.apache.dolphinscheduler.alert.cache.AlertPluginDefineCache;
 import org.apache.dolphinscheduler.alert.plugin.AlertPluginManager;
 import org.apache.dolphinscheduler.common.enums.AlertStatus;
 import org.apache.dolphinscheduler.common.utils.CollectionUtils;
@@ -145,7 +146,7 @@ public class AlertSender {
      * @return AlertResult
      */
     private AlertResult alertResultHandler(AlertPluginInstance instance, AlertData alertData) {
-        String pluginName = AlertPluginManager.pluginDefineMap.get(instance.getPluginDefineId());
+        String pluginName = AlertPluginDefineCache.getNameById(instance.getPluginDefineId());
         AlertChannel alertChannel = alertPluginManager.getAlertChannelMap().get(pluginName);
         AlertResult alertResultExtend = new AlertResult();
         String pluginInstanceName = instance.getInstanceName();