1:日志实体类

public class SysLog {
 /** */
 private Integer id;
 /** 日志描述*/
 private String description;
 /** 执行的方法*/
 private String method;
 /** 日志类型 0:操作日志;1:异常日志*/
 private Integer logType;
 /** 客户端请求的ip地址*/
 private String requestIp;
 /** 异常代码*/
 private String exceptionCode;
 /** 异常详细信息*/
 private String exceptionDetail;
 /** 请求参数*/
 private String params;
 /** 操作人*/
 private String createBy;
 /** 操作时间*/
 private String createDate;
 public Integer getId() {
  return id;
 }
 public void setId(Integer id) {
  this.id = id;
 }
 public String getDescription() {
  return description;
 }
 public void setDescription(String description) {
  this.description = description;
 }
 public String getMethod() {
  return method;
 }
 public void setMethod(String method) {
  this.method = method;
 }
 public Integer getLogType() {
  return logType;
 }
 public void setLogType(Integer logType) {
  this.logType = logType;
 }
 public String getRequestIp() {
  return requestIp;
 }
 public void setRequestIp(String requestIp) {
  this.requestIp = requestIp;
 }
 public String getExceptionCode() {
  return exceptionCode;
 }
 public void setExceptionCode(String exceptionCode) {
  this.exceptionCode = exceptionCode;
 }
 public String getExceptionDetail() {
  return exceptionDetail;
 }
 public void setExceptionDetail(String exceptionDetail) {
  this.exceptionDetail = exceptionDetail;
 }
 public String getParams() {
  return params;
 }
 public void setParams(String params) {
  this.params = params;
 }
 public String getCreateBy() {
  return createBy;
 }
 public void setCreateBy(String createBy) {
  this.createBy = createBy;
 }
 public String getCreateDate() {
  return createDate;
 }
 public void setCreateDate(String createDate) {
  this.createDate = createDate;
 }
}

2:maven需要的jar

<dependency>
   <groupId>org.aspectj</groupId>
   <artifactId>aspectjrt</artifactId>
   <version>1.7.4</version>
  </dependency>
 <dependency>
   <groupId>org.aspectj</groupId>
   <artifactId>aspectjweaver</artifactId>
   <version>1.7.4</version>
 </dependency>
<dependency>
   <groupId>cglib</groupId>
   <artifactId>cglib</artifactId>
   <version>2.1_3</version>
 </dependency>
<dependency>
  <groupId>org.springframework</groupId>
  <artifactId>spring-aop</artifactId>
  <version>4.2.5.RELEASE</version>
</dependency> 

这里要求项目使用的是jdk1.7

3:springServlet-mvc.xml

<!--proxy-target-class="true"强制使用cglib代理 如果为false则spring会自动选择-->
<aop:aspectj-autoproxy proxy-target-class="true"/> 

加上proxy-target-class="true"是为了可以拦截controller里面的方法

4:定义切面,我这里主要写前置通知和异常通知

下面开始自定义注解

import java.lang.annotation.*;
@Target({ElementType.PARAMETER, ElementType.METHOD})
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface Log {
	/** 要执行的操作类型比如:add操作 **/
	 public String operationType() default "";
	 /** 要执行的具体操作比如:添加用户 **/
	 public String operationName() default "";
}

切面类

import java.lang.reflect.Method;
import java.text.SimpleDateFormat;
import java.util.Arrays;
import java.util.Date;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.AfterThrowing;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import com.gtcity.user.model.SysLog;
import com.gtcity.user.model.SysUser;
import com.gtcity.user.service.SysLogService;
/**
 * @author panliang
 * @version 创建时间:2017-3-31
 * @desc 切点类
 *
 */
@Aspect
@Component
public class SystemLogAspect {
	//注入Service用于把日志保存数据库
	@Resource
	private SysLogService systemLogService;
	private static final Logger logger = LoggerFactory.getLogger(SystemLogAspect. class);

	//Controller层切点
	//第一个*代表所有的返回值类型
	//第二个*代表所有的类
	//第三个*代表类所有方法
	//最后一个..代表所有的参数。
	 @Pointcut("execution (* com.gtcity.web.controller..*.*(..))")
	 public void controllerAspect() {
	 }

	 /**
	 *
	 * @author: panliang
	 * @time:2017-3-31 下午2:22:16
	 * @param joinPoint 切点
	 * @describtion:前置通知 用于拦截Controller层记录用户的操作
	 */
	 @Before("controllerAspect()")
	 public void doBefore(JoinPoint joinPoint) {
		/* System.out.println("==========执行controller前置通知===============");
		 if(logger.isInfoEnabled()){
			 logger.info("before " + joinPoint);
		 }*/

		 HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
   HttpSession session = request.getSession();
   //读取session中的用户
   SysUser user = (SysUser) session.getAttribute("user");
   if(user==null){
  	 user=new SysUser();
  	 user.setUserName("非注册用户");
   }
   //请求的IP
   String ip = request.getRemoteAddr();
   try {

    String targetName = joinPoint.getTarget().getClass().getName();
    String methodName = joinPoint.getSignature().getName();
    Object[] arguments = joinPoint.getArgs();
    Class targetClass = Class.forName(targetName);
    Method[] methods = targetClass.getMethods();
    String operationType = "";
    String operationName = "";
    for (Method method : methods) {
     if (method.getName().equals(methodName)) {
      Class[] clazzs = method.getParameterTypes();
      if (clazzs.length == arguments.length) {
       operationType = method.getAnnotation(Log.class).operationType();
       operationName = method.getAnnotation(Log.class).operationName();
       break;
      }
     }
    }
    //*========控制台输出=========*//
    System.out.println("=====controller前置通知开始=====");
    System.out.println("请求方法:" + (joinPoint.getTarget().getClass().getName() + "." + joinPoint.getSignature().getName() + "()")+"."+operationType);
    System.out.println("方法描述:" + operationName);
    System.out.println("请求人:" + user.getUserName());
    System.out.println("请求IP:" + ip);
    //*========数据库日志=========*//
    SysLog log = new SysLog();
    log.setDescription(operationName);
    log.setMethod((joinPoint.getTarget().getClass().getName() + "." + joinPoint.getSignature().getName() + "()")+"."+operationType);
    log.setLogType(0);
    log.setRequestIp(ip);
    log.setExceptionCode(null);
    log.setExceptionDetail( null);
    log.setParams( null);
    log.setCreateBy(user.getUserName());
    log.setCreateDate(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new Date()));
    log.setRequestIp(ip);
    //保存数据库
    systemLogService.insert(log);
    System.out.println("=====controller前置通知结束=====");
   } catch (Exception e) {
    //记录本地异常日志
    logger.error("==前置通知异常==");
    logger.error("异常信息:{}", e.getMessage());
   }


	 }



  /**
	 *
	 * @author: panliang
	 * @time:2017-3-31 下午2:24:36
	 * @param joinPoint 切点
	 * @describtion:异常通知 用于拦截记录异常日志
	 */
  @AfterThrowing(pointcut = "controllerAspect()", throwing="e")
  public void doAfterThrowing(JoinPoint joinPoint, Throwable e) {

 	 HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
   HttpSession session = request.getSession();
   //读取session中的用户
   SysUser user = (SysUser) session.getAttribute("user");
   if(user==null){
   	 user=new SysUser();
   	 user.setUserName("非注册用户");
   }
   //请求的IP
   String ip = request.getRemoteAddr();

   String params = "";
   if (joinPoint.getArgs() != null && joinPoint.getArgs().length > 0) {

  	 params=Arrays.toString(joinPoint.getArgs());
   }
   try {

    String targetName = joinPoint.getTarget().getClass().getName();
    String methodName = joinPoint.getSignature().getName();
    Object[] arguments = joinPoint.getArgs();
    Class targetClass = Class.forName(targetName);
    Method[] methods = targetClass.getMethods();
    String operationType = "";
    String operationName = "";
    for (Method method : methods) {
     if (method.getName().equals(methodName)) {
      Class[] clazzs = method.getParameterTypes();
      if (clazzs.length == arguments.length) {
       operationType = method.getAnnotation(Log.class).operationType();
       operationName = method.getAnnotation(Log.class).operationName();
       break;
      }
     }
    }
    /*========控制台输出=========*/
    System.out.println("=====异常通知开始=====");
    System.out.println("异常代码:" + e.getClass().getName());
    System.out.println("异常信息:" + e.getMessage());
    System.out.println("异常方法:" + (joinPoint.getTarget().getClass().getName() + "." + joinPoint.getSignature().getName() + "()")+"."+operationType);
    System.out.println("方法描述:" + operationName);
    System.out.println("请求人:" + user.getUserName());
    System.out.println("请求IP:" + ip);
    System.out.println("请求参数:" + params);
    //==========数据库日志=========
    SysLog log = new SysLog();
    log.setDescription(operationName);
    log.setExceptionCode(e.getClass().getName());
    log.setLogType(1);
    log.setExceptionDetail(e.getMessage());
    log.setMethod((joinPoint.getTarget().getClass().getName() + "." + joinPoint.getSignature().getName() + "()"));
    log.setParams(params);
    log.setCreateBy(user.getUserName());
    log.setCreateDate(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new Date()));
    log.setRequestIp(ip);
    //保存数据库
    systemLogService.insert(log);
    System.out.println("=====异常通知结束=====");
   } catch (Exception ex) {
    //记录本地异常日志
    logger.error("==异常通知异常==");
    logger.error("异常信息:{}", ex.getMessage());
   }
   //==========记录本地异常日志==========
   logger.error("异常方法:{}异常代码:{}异常信息:{}参数:{}", joinPoint.getTarget().getClass().getName() + joinPoint.getSignature().getName(), e.getClass().getName(), e.getMessage(), params);

  }

}

5:在controller里面

/**
	 * 根据用户名去找密码 判断用户名和密码是否正确
	 * @author panliang
	 * @param request
	 * @param response
	 * @throws IOException
	 */
	@RequestMapping("/skipPage.do")
	@Log(operationType="select操作:",operationName="用户登录")//注意:这个不加的话,这个方法的日志记录不会被插入
	public ModelAndView skipPage(HttpServletRequest request,HttpServletResponse response) throws IOException{

		ModelAndView result=null;
		String username = request.getParameter("email");
		String password = request.getParameter("password");
		int flag = sysUserService.login(request, username, password);
		if(flag==1){//登录成功
			result=new ModelAndView("redirect:/login/dispacher_main.do");
		}else if(flag==2){//用户名不存在
			result=new ModelAndView("redirect:/login/login.do?errorCode=1");
		} else{//密码不正确
			result=new ModelAndView("redirect:/login/login.do?errorCode=2");
		}
		return result;
	}

对于想要了解其他三种通知的可以参考这篇博文:点击打开链接

这样用户在访问后台时,不管是正常访问还是出现bug数据库都有记录

以上这篇aop注解方式实现全局日志管理方法就是小编分享给大家的全部内容了,希望能给大家一个参考,也希望大家多多支持脚本之家。

02-02 13:00