droolsdemo 888 https://gitee.com/HappySnailSunshine/JavaInterview/blob/master/docs/Drools.md https://docs.jboss.org/drools/release/7.47.0.Final/drools-docs/html_single/#_droolsreleasenoteschapter https://docs.jboss.org/drools/release/7.47.0.Final/kie-api-javadoc/index.html