DonY15 > Log日志整理

Log日志整理

2017-07-06

Log日志整理

1.全局异常处理器

将dao/service等异常抛出,统一在controller中捕获

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//1.打印控制台
//2.写日志
//3.发邮件/短信
//4.展示友好的错误页面(甩锅)

POM

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<!-- 日志处理 -->
            <dependency>
                <groupId>org.slf4j</groupId>
                <artifactId>slf4j-log4j12</artifactId>
                <version>${slf4j.version}</version>
            </dependency>
            
 <!-- 邮箱另导 -->

1-1.log4j.properties

slf4j-api | slf4j-log4j :支持各种日志工具的平台(一般用log4j)

log4j:log4j自己的日志工具

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#DEBUG 模式	A3写出日志  STDOUT控制台输出 MAIL 输出到邮箱
log4j.rootLogger=DEBUG,A3,STDOUT

#控制台输出
log4j.appender.STDOUT=org.apache.log4j.ConsoleAppender
log4j.appender.STDOUT.layout=org.apache.log4j.PatternLayout
#日志格式
log4j.appender.STDOUT.layout.ConversionPattern=[%p] [%l] %10.10c - %m%n

#日志写出 RollingFileAppender 持续写出
log4j.appender.A3=org.apache.log4j.RollingFileAppender
#日志名 server.log
log4j.appender.A3.file=logs/server.log
#最大单个日志1024KB,超过则新建一个日志文件
log4j.appender.A3.MaxFileSize=1024KB 
log4j.appender.A3.MaxBackupIndex=10
log4j.appender.A3.layout=org.apache.log4j.PatternLayout
#日志格式
log4j.appender.A3.layout.ConversionPattern=\n\n[%-5p] %d{yyyy-MM-dd HH\:mm\:ss,SSS} method\:%l%n%m%n

1-2.GlobalExceptionResolver

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import com.e3mall.search.mail.ErrorLogMail;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.servlet.HandlerExceptionResolver;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * @author DonY15
 * @description 全局异常处理器
 * @create 2018\7\27 0027
 */
public class GlobalExceptionResolver implements HandlerExceptionResolver {

    private static Logger logger=LoggerFactory.getLogger(GlobalExceptionResolver.class);


    @Override
    public ModelAndView resolveException(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) {
        //1.打印控制台
        ex.printStackTrace();
        //2.写日志
        logger.debug("测试日志:==================[debug]=======================");
        logger.info("系统发生异常了:==============[info]========================");
        logger.error("系统发生异常:===============[error]=======================",ex);
        //3.发送邮件/短信(略)
//        ErrorLogMail.sendHtmlMail("邮箱异常检测:"+ex.toString());
        //4.错误页面
        ModelAndView modelAndView = new ModelAndView();
        modelAndView.setViewName("error/exception");

        return modelAndView;
    }
}

1-3.ErrorLogMail(未生效)

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/**
 * @author DonY15
 * @description
 * @create 2018\7\27 0027
 */
import org.springframework.mail.MailException;
import org.springframework.mail.javamail.JavaMailSenderImpl;
import org.springframework.mail.javamail.MimeMessageHelper;

import javax.mail.MessagingException;
import javax.mail.internet.MimeMessage;
import java.io.UnsupportedEncodingException;
import java.util.Properties;

public class ErrorLogMail {
    private static final String HOST = "smtp.163.com";
    private static final Integer PORT = 25;
    private static final String USERNAME = "625432639@163.com";
    private static final String PASSWORD = "68835230ZZ";
    private static final String EMAILFORM = "625432639@163.com";
    private static JavaMailSenderImpl mailSender = createMailSender();

    /**
     * 邮件发送器
     *
     * @return 配置好的工具
     */
    private static JavaMailSenderImpl createMailSender() {
        JavaMailSenderImpl sender = new JavaMailSenderImpl();
        sender.setHost(HOST);
        sender.setPort(PORT);
        sender.setUsername(USERNAME);
        sender.setPassword(PASSWORD);
        sender.setDefaultEncoding("Utf-8");
        Properties p = new Properties();
        p.setProperty("mail.smtp.timeout", "25000");
        p.setProperty("mail.smtp.auth", "false");
        sender.setJavaMailProperties(p);
        return sender;
    }

    /**
     * 发送邮件
     *
     * @param html 发送内容
     * @throws MessagingException           异常
     * @throws UnsupportedEncodingException 异常
     */
    public static void sendHtmlMail(String html) {
        try {
            MimeMessage mimeMessage = mailSender.createMimeMessage();
            // 设置utf-8或GBK编码，否则邮件会有乱码
            MimeMessageHelper messageHelper = new MimeMessageHelper(mimeMessage, true, "UTF-8");
            messageHelper.setFrom(EMAILFORM, "DonY15");
            messageHelper.setTo("625432639@qq.com");
            messageHelper.setSubject("ErrorLog");
            messageHelper.setText(html, true);
            mailSender.send(mimeMessage);
        } catch (MessagingException e) {
            e.printStackTrace();
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        } catch (MailException e) {
            e.printStackTrace();
        }
    }
}