4.0.0 jar com.xiaoleilu hutool-parent 3.0.1 hutool-extra ${project.artifactId} Hutool 扩展工具类（提供其它类库的封装） com.xiaoleilu hutool-core ${project.parent.version} com.xiaoleilu hutool-setting ${project.parent.version} javax.servlet javax.servlet-api provided true org.apache.velocity velocity 1.7 compile true com.ibeetl beetl 2.7.3 true it.sauronsoftware.cron4j cron4j 2.2.5 compile true