update

README.md

@@ -40,7 +40,7 @@ admin/123456 管理员身份登录,可以新增用户,角色.
 
 ### 前端
 
-采用了[vueAdmin-template](https://github.com/PanJiaChen/vueAdmin-template) , [ElementUI](https://github.com/ElemeFE/element) , 权限设计思路也是参考了vueAdmin的动态路由的设计.
+采用了[vueAdmin-template](https://github.com/PanJiaChen/vueAdmin-template) , [ElementUI](https://github.com/ElemeFE/element) , 权限设计思路也是参考了 vueAdmin 的动态路由的设计.
 
 后端负责了接口的安全性,而前端之所以要做权限处理,最主要的目的就是**隐藏掉不具有权限的菜单(路由)和按钮**.
 

back/src/main/java/com/heeexy/example/service/SpringUtil.java

@@ -0,0 +1,65 @@
+package com.ng.find.util;
+
+import org.springframework.beans.BeansException;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.ApplicationContextAware;
+
+/**
+ * @author: 何霄煜
+ * @description: 获取Spirng bean的工具类
+ * @date: 2017/11/8 13:58
+ */
+public class SpringUtil implements ApplicationContextAware {
+    private static ApplicationContext applicationContext = null;
+
+    @Override
+    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
+        if (SpringUtil.applicationContext == null) {
+            SpringUtil.applicationContext = applicationContext;
+        }
+    }
+
+    /**
+     * 获取applicationContext
+     *
+     * @return
+     */
+    private static ApplicationContext getApplicationContext() {
+        return applicationContext;
+    }
+
+    /**
+     * 通过name获取 Bean.
+     *
+     * @param name
+     * @return
+     */
+
+    public static Object getBean(String name) {
+        return getApplicationContext().getBean(name);
+    }
+
+    /**
+     * 通过class获取Bean.
+     *
+     * @param clazz
+     * @param <T>
+     * @return
+     */
+
+    public static <T> T getBean(Class<T> clazz) {
+        return getApplicationContext().getBean(clazz);
+    }
+
+    /**
+     * 通过name,以及Clazz返回指定的Bean
+     *
+     * @param name
+     * @param clazz
+     * @param <T>
+     * @return
+     */
+    public static <T> T getBean(String name, Class<T> clazz) {
+        return getApplicationContext().getBean(name, clazz);
+    }
+}