feat[net]: 新增ClientSession关闭的事件回调

event/src/main/java/com/zfoo/event/model/event/AppStartBeforeEvent.java

@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2020 The zfoo Authors
+ *
+ * Licensed 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 com.zfoo.event.model.event;
+
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.event.ApplicationContextEvent;
+
+/**
+ * 应用启动事件，这个使用spring自带的事件机制，自研的event事件仅用在业务逻辑
+ *
+ * @author jaysunxiao
+ * @version 3.0
+ */
+public class AppStartBeforeEvent extends ApplicationContextEvent {
+
+    public AppStartBeforeEvent(ApplicationContext context) {
+        super(context);
+    }
+
+}