引用zookeeper报错:ClassNotFoundException: org.apache.log4j.Level
解决方案:排除zookeeper引用的slf4j-log4j12包
<dependency> <groupId>org.apache.zookeeper</groupId> <artifactId>zookeeper</artifactId> <version>3.4.12</version> <exclusions> <exclusion> <groupId>org.slf4j</groupId> <artifactId>slf4j-log4j12</artifactId> </exclusion> </exclusions> </dependency>