pom build
                <dependency>
                    <groupId>org.apache.atlas</groupId>
                    <artifactId>atlas-buildtools</artifactId>
                    <version>0.8.1</version>
                </dependency>
替换为elasticsearch

替换jar包:
\(ATLAS_HOME_DIR/server/webapp/atlas/WEB-INF/lib/elasticsearch-rest-client-5.6.4.jar -> \)ATLAS_HOME_DIR/server/webapp/atlas/WEB-INF/lib/elasticsearch-rest-client-7.7.1.jar
https://mvnrepository.com/artifact/org.elasticsearch.client/elasticsearch-rest-client/7.7.1
删除jar包:
$ATLAS_HOME_DIR/server/webapp/atlas/WEB-INF/lib/elasticsearch-rest-high-level-client-5.6.4.jar

原因:
atlas的es版本是5.6.4
但JanusGraph用的es版本是7.6.1