<!--aop依赖-->
<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-aop</artifactId>
</dependency>

<!-- https://mvnrepository.com/artifact/log4j/log4j -->
<dependency>
    <groupId>log4j</groupId>
    <artifactId>log4j</artifactId>
    <version>1.2.17</version>
</dependency>

AOP拦截类

/**
 * 作者：张风捷特烈
 * 时间：2018/8/17 0017:11:06
 * 邮箱：1981462002@qq.com
 * 说明：AOP+log4j 记录访问请求信息
 */
@Aspect 
@Component
public class LogAspect {
    private static final Logger sLogger = Logger.getLogger(LogAspect.class);

    /**
     * 拦截com.toly1994.toly_mybatis.controller包下所以方法
     */
    @Pointcut("execution(public * com.toly1994.toly_mybatis.controller.*.*(..))")
    public void log() {

    }

    /**
     * 前置通知
     *
     * @param joinPoint
     */
    @Before("log()")//log()方法之前
    public void doBefore(JoinPoint joinPoint) {
        //接收请求，记录请求
        ServletRequestAttributes sra = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
        HttpServletRequest request = sra.getRequest();
        //记录日志
        sLogger.info("url" + request.getRequestURI().toString());
        sLogger.info("method" + request.getMethod());
        sLogger.info("ip" + request.getRemoteAddr());

        Enumeration<String> names = request.getParameterNames();
        while (names.hasMoreElements()) {
            String name = names.nextElement();
            sLogger.info("name:" + name + ",value:{" + request.getParameter(name) + "}");

        }
    }

    /**
     * 后置通知
     * @param ret
     */
    @AfterReturning(returning = "ret", pointcut = " log() ")
    public void doAfter(Object ret) {
        sLogger.info("response" + ret);//处理完成，返回
    }
}

访问上篇的接口：http://localhost:8080/findByName?name=赤凰

12:04:39,451  INFO LogAspect:46 - url/findByName
12:04:39,453  INFO LogAspect:47 - methodGET
12:04:39,454  INFO LogAspect:48 - ip0:0:0:0:0:0:0:1
12:04:39,455  INFO LogAspect:53 - name:name,value:{赤凰}
12:04:39,460  INFO LogAspect:60 - responseSword(id=24, name=赤凰, atk=0, hit=100, crit=5, attr_id=1, type_id=2)

附录：log4j 简单配置。参考了这里,更多配置见

log4j.properties

#INFO级别 文件输出 控制台输出
log4j.rootLogger=INFO, FILE, CONSOLE
#将日志信息输出到磁盘
log4j.appender.FILE=org.apache.log4j.FileAppender
#磁盘路径
log4j.appender.FILE.File=F:/SpringBootFiles/log/log.txt
#缓存大小，$$:8k
log4j.appender.FILE.BufferSize=8192
#请求的日志消息被立即输出,$$:true
log4j.appender.FILE.ImmediateFlush=true
#日志存储到缓存当中，当缓存满了后才输出到磁盘文件中，$$:false,(与ImmediateFlush互斥)
log4j.appender.FILE.BufferedIO=false
#指定日志输出的最低级别,$$:DEBUG
log4j.appender.FILE.Threshold=DEBUG
#追加模式添加，$$:true
log4j.appender.FILE.Append=true
log4j.appender.FILE.layout=org.apache.log4j.PatternLayout
log4j.appender.FILE.layout.conversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n
################################################################
#将日志信息输出到控制台中
log4j.appender.CONSOLE=org.apache.log4j.ConsoleAppender
#将日志信息使用System.out.println输出到控制台
log4j.appender.CONSOLE.Target=System.out
#请求的日志消息被立即打印,$$:true
log4j.appender.CONSOLE.ImmediateFlush=true
#指定日志打印的最低级别,$$:DEBUG
log4j.appender.CONSOLE.Threshold=DEBUG
#打印编码
log4j.appender.CONSOLE.encoding=UTF-8

log4j.appender.CONSOLE.layout=org.apache.log4j.PatternLayout
log4j.appender.CONSOLE.layout.conversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n