提供最基础的工具类
'com.xiaoleilu:hutool:2.7.2'
<dependency> <groupId>com.xiaoleilu</groupId> <artifactId>hutool</artifactId> <version>2.7.2</version> </dependency>
<dependency org="com.xiaoleilu" name="hutool" rev="2.7.2"/>
"com.xiaoleilu", "hutool", "2.7.2"