The project will be placed under the log4j.properties configuration file src / resources directory, the console prints the following, indicating log4j configuration file did not take effect
log4j:WARN No appenders could be found for logger (org.apache.ibatis.logging.LogFactory).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
Solutions directly to the log4j.properties configuration file in the src directory on it