logback日志文件的使用

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class LogbackTest {
private static Logger log = LoggerFactory.getLogger(LogbackTest .class);
public static void main(String[] args) {
log.trace("======trace");
log.debug("======debug");
log.info("======info");
log.warn("======warn");
log.error("======error");
}
}