Spring Boot AOP记录用户操作日志

 <dependency>
            <groupid>org.springframework.boot</groupid>
            <artifactid>spring-boot-starter-jdbc</artifactid>
        </dependency>

        <!-- aop依赖 -->
        <dependency>
            <groupid>org.springframework.boot</groupid>
            <artifactid>spring-boot-starter-aop</artifactid>
        </dependency>

        <!-- mysql驱动 -->
        <dependency>
            <groupid>mysql</groupid>
            <artifactid>mysql-connector-java</artifactid>
            <version>5.1.41</version>
        </dependency>

        <!-- druid数据源驱动 -->
        <dependency>
            <groupid>com.alibaba</groupid>
            <artifactid>druid-spring-boot-starter</artifactid>
            <version>1.1.10</version>
        </dependency>

        <dependency>
            <groupid>org.springframework.boot</groupid>
            <artifactid>spring-boot-starter-web</artifactid>
        </dependency>

@target(elementtype.method)
@retention(retentionpolicy.runtime)
public @interface log {
    string value() default "";
}

public class syslog implements serializable {

    private integer id;
    private string username;
    private string operation;
    private integer time;
    private string method;
    private string params;
    private string ip;
    private date createtime;

............

public interface syslogdao {
    void savesyslog(syslog syslog);
}

@repository
public class syslogdaoimpl implements syslogdao {

    @autowired
    private jdbctemplate jdbctemplate;

    @override
    public void savesyslog(syslog syslog) {

        system.out.println(syslog);

        stringbuffer sql = new stringbuffer("insert into sys_log ");
        sql.append("(id,username,operation,time,method,params,ip,create_time) ");
        sql.append("values(null,?,?,?,?,?,?,?)");
        string sql2=sql.tostring();
        jdbctemplate.update(sql2,syslog.getusername(),syslog.getoperation(),syslog.gettime(),syslog.getmethod(),syslog.getparams(),syslog.getip(),syslog.getcreatetime());
        jdbctemplate.update(sql2);

    }
}

@aspect
@component
public class logaspect {

    @autowired
    private syslogdao syslogdao;

    @pointcut("@annotation(com.lc.aop.annotation.log)")
    public void pointcut() { }

    @around("pointcut()")
    public object around(proceedingjoinpoint point) {
        object result = null;
        long begintime = system.currenttimemillis();
        try {
            // 执行方法
            result = point.proceed();
        } catch (throwable e) {
            e.printstacktrace();
        }
        // 执行时长(毫秒)
        long time = system.currenttimemillis() - begintime;
        // 保存日志
        savelog(point, time);
        return result;
    }

    private void savelog(proceedingjoinpoint joinpoint, long time) {
        methodsignature signature = (methodsignature) joinpoint.getsignature();
        method method = signature.getmethod();
        syslog syslog = new syslog();
        log logannotation = method.getannotation(log.class);
        if (logannotation != null) {
            // 注解上的描述
            syslog.setoperation(logannotation.value());
        }
        // 请求的方法名
        string classname = joinpoint.gettarget().getclass().getname();
        string methodname = signature.getname();
        syslog.setmethod(classname + "." + methodname + "()");
        // 请求的方法参数值
        object[] args = joinpoint.getargs();
        // 请求的方法参数名称
        localvariabletableparameternamediscoverer u = new localvariabletableparameternamediscoverer();
        string[] paramnames = u.getparameternames(method);
        if (args != null && paramnames != null) {
            string params = "";
            for (int i = 0; i < args.length; i++) {
                params += "  " + paramnames[i] + ": " + args[i];
            }
            syslog.setparams(params);
        }
        // 获取request
        httpservletrequest request = httpcontextutils.gethttpservletrequest();
        // 设置ip地址
        syslog.setip(iputils.getipaddr(request));
        // 模拟一个用户名
        syslog.setusername("mrbird");
        syslog.settime((int) time);
        syslog.setcreatetime(new date());
        // 保存系统日志
        syslogdao.savesyslog(syslog);
    }
}

@restcontroller
public class testcontroller {

    @log("执行方法一")
    @getmapping("/one")
    public void methodone(string name) { }

    @log("执行方法二")
    @getmapping("/two")
    public void methodtwo() throws interruptedexception {
        thread.sleep(2000);
    }

    @log("执行方法三")
    @getmapping("/three")
    public void methodthree(string name, string age) { }
}

public class iputils {
    /**
     * 获取ip地址
     *
     * 使用nginx等反向代理软件， 则不能通过request.getremoteaddr()获取ip地址
     * 如果使用了多级反向代理的话，x-forwarded-for的值并不止一个，而是一串ip地址，x-forwarded-for中第一个非unknown的有效ip字符串，则为真实ip地址
     */
    public static string getipaddr(httpservletrequest request) {

        string ip = request.getheader("x-forwarded-for");
        if (ip == null || ip.length() == 0 || "unknown".equalsignorecase(ip)) {
            ip = request.getheader("proxy-client-ip");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsignorecase(ip)) {
            ip = request.getheader("wl-proxy-client-ip");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsignorecase(ip)) {
            ip = request.getremoteaddr();
        }
        return "0:0:0:0:0:0:0:1".equals(ip) ? "127.0.0.1" : ip;
    }
}

public class httpcontextutils {
    public static httpservletrequest gethttpservletrequest() {
        return ((servletrequestattributes) requestcontextholder.getrequestattributes()).getrequest();
    }
}

spring.datasource.driver-class-name=com.mysql.jdbc.driver
spring.datasource.url=jdbc:mysql://localhost:3306/springboot
spring.datasource.username=root
spring.datasource.password=123456