Could not find artifact net.sf.json-lib:json-lib:jar

一开始我改了maven的setting，由官网变为阿里云仓库，最后还是不行

<dependency>
    <groupId>net.sf.json-lib</groupId>
    <artifactId>json-lib</artifactId>
    <version>2.0</version>
    <classifier>jdk15</classifier>
</dependency>

OK啦！~