Merge branch 'master' of https://github.com/yangzongzhuan/RuoYi-Vue

RuoYi

2020-07-04 31765f63926c31d6a7322df5d19e30c04ba2839e

 ruoyi/src/main/java/com/ruoyi/common/utils/StringUtils.java

@@ -450,4 +450,10 @@
        }

        return sb.toString();

    }



    @SuppressWarnings("unchecked")

    public static <T> T cast(Object obj)

    {

        return (T) obj;

    }

}