<servlet>
    <servlet-name>spring-dispatcher</servlet-name>
    <servlet-class>com.minuor.service.notice.LocalDispatcherServletDemo</servlet-class>
    <!-- 配置SpringMVC需要加載的配置文件 spring-xxx.xml -->
    <init-param>
      <param-name>contextConfigLocation</param-name>
      <param-value>classpath:spring-web.xml</param-value>
    </init-param>
    <load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
	<servlet-name>spring-dispatcher</servlet-name>
	<!--默認(rèn)匹配所有的請(qǐng)求 -->
	<url-pattern>/</url-pattern>
</servlet-mapping>

package com.minuor.service.notice;

import com.minuor.common.utils.JavaMailSendUtil;
import lombok.extern.slf4j.Slf4j;
import org.springframework.context.ApplicationContext;
import org.springframework.context.i18n.LocaleContext;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.support.XmlWebApplicationContext;
import org.springframework.web.multipart.MultipartException;
import org.springframework.web.servlet.*;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.net.InetAddress;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;
import java.util.Locale;
import java.util.Map;

/**
 * @Author: Joker
 * @Date: 2018/3/19
 * @Desc: 重寫DispatcherServlet，做系統(tǒng)啟動(dòng)成功失敗監(jiān)控并通知
 */
@Slf4j
public class LocalDispatcherServletDemo extends DispatcherServlet {

    public LocalDispatcherServletDemo() {
        super();
    }

    public LocalDispatcherServletDemo(WebApplicationContext webApplicationContext) {
        super(webApplicationContext);
    }

    @Override
    protected WebApplicationContext initWebApplicationContext() {
        WebApplicationContext webApplicationContext;
        try {
            webApplicationContext = super.initWebApplicationContext();
            sendMsg(Boolean.TRUE);
            log.info(">>>>>>>webApplicationContext初始化成功~");
        } catch (Exception e) {
            sendMsg(Boolean.FALSE);
            webApplicationContext = new XmlWebApplicationContext();//設(shè)置臨時(shí)值，避免重復(fù)初始化
            log.info(">>>>>>>webApplicationContext初始化失敗~");
        }
        return webApplicationContext;
    }

    /**
     * 發(fā)送郵件
     *
     * @param flag
     */
    private void sendMsg(boolean flag) {
        try {
            JavaMailSendUtil sender = new JavaMailSendUtil();
            //成功失敗信息
            String result = "FAIL";
            if (flag) result = "SUCCESS";
            //模塊名
            String ip = InetAddress.getLocalHost().getHostAddress();
            String userDir = System.getProperty("user.dir");
            String tempStr = userDir.substring(0, userDir.indexOf(File.separator + "bin"));
            String userDirModel = tempStr.substring(tempStr.lastIndexOf(File.separator) + 1);
            //組裝并推送信息
            String mailTest = "發(fā)布系統(tǒng)：" + "Minuor個(gè)人博客系統(tǒng)" + "<br/>" +
                    "發(fā)布環(huán)境：" + ip + "<br/>" +
                    "模塊名稱：" + userDirModel + "<br/>" +
                    "發(fā)布時(shí)間：" + new SimpleDateFormat("yyyyMMdd HH:mm:ss").format(new Date()) + "<br/>" +
                    "發(fā)布結(jié)果：" + result + "<br/>" +
                    "溫馨提示：" + "此郵件僅為系統(tǒng)發(fā)布通知郵件，請(qǐng)勿回復(fù)！";
            sender.sendEmail("個(gè)人博客系統(tǒng)發(fā)布結(jié)果提醒", mailTest, "xxxx@163.com");
        } catch (Exception e) {
            log.info(">>>>>個(gè)人博客系統(tǒng)發(fā)布結(jié)果預(yù)警郵件推送失??！異常信息：{}", e);
        }
    }

    @Override
    public void setDetectAllHandlerMappings(boolean detectAllHandlerMappings) {
        super.setDetectAllHandlerMappings(detectAllHandlerMappings);
    }

    @Override
    protected void initFrameworkServlet() throws ServletException {
        super.initFrameworkServlet();
    }

    @Override
    public void setDetectAllHandlerAdapters(boolean detectAllHandlerAdapters) {
        super.setDetectAllHandlerAdapters(detectAllHandlerAdapters);
    }

    @Override
    public void setDetectAllHandlerExceptionResolvers(boolean detectAllHandlerExceptionResolvers) {
        super.setDetectAllHandlerExceptionResolvers(detectAllHandlerExceptionResolvers);
    }

    @Override
    public void setDetectAllViewResolvers(boolean detectAllViewResolvers) {
        super.setDetectAllViewResolvers(detectAllViewResolvers);
    }

    @Override
    public void setThrowExceptionIfNoHandlerFound(boolean throwExceptionIfNoHandlerFound) {
        super.setThrowExceptionIfNoHandlerFound(throwExceptionIfNoHandlerFound);
    }

    @Override
    public void setCleanupAfterInclude(boolean cleanupAfterInclude) {
        super.setCleanupAfterInclude(cleanupAfterInclude);
    }

    @Override
    protected void onRefresh(ApplicationContext context) {
        super.onRefresh(context);
    }

    @Override
    protected void initStrategies(ApplicationContext context) {
        super.initStrategies(context);
    }

    @Override
    protected <T> T getDefaultStrategy(ApplicationContext context, Class<T> strategyInterface) {
        return super.getDefaultStrategy(context, strategyInterface);
    }

    @Override
    protected <T> List<T> getDefaultStrategies(ApplicationContext context, Class<T> strategyInterface) {
        return super.getDefaultStrategies(context, strategyInterface);
    }

    @Override
    protected Object createDefaultStrategy(ApplicationContext context, Class<?> clazz) {
        return super.createDefaultStrategy(context, clazz);
    }

    @Override
    protected void doService(HttpServletRequest request, HttpServletResponse response) throws Exception {
        super.doService(request, response);
    }

    @Override
    protected void doDispatch(HttpServletRequest request, HttpServletResponse response) throws Exception {
        super.doDispatch(request, response);
    }

    @Override
    protected LocaleContext buildLocaleContext(HttpServletRequest request) {
        return super.buildLocaleContext(request);
    }

    @Override
    protected HttpServletRequest checkMultipart(HttpServletRequest request) throws MultipartException {
        return super.checkMultipart(request);
    }

    @Override
    protected void cleanupMultipart(HttpServletRequest request) {
        super.cleanupMultipart(request);
    }

    @Override
    protected HandlerExecutionChain getHandler(HttpServletRequest request) throws Exception {
        return super.getHandler(request);
    }

    @Override
    protected void noHandlerFound(HttpServletRequest request, HttpServletResponse response) throws Exception {
        super.noHandlerFound(request, response);
    }

    @Override
    protected HandlerAdapter getHandlerAdapter(Object handler) throws ServletException {
        return super.getHandlerAdapter(handler);
    }

    @Override
    protected ModelAndView processHandlerException(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
        return super.processHandlerException(request, response, handler, ex);
    }

    @Override
    protected void render(ModelAndView mv, HttpServletRequest request, HttpServletResponse response) throws Exception {
        super.render(mv, request, response);
    }

    @Override
    protected String getDefaultViewName(HttpServletRequest request) throws Exception {
        return super.getDefaultViewName(request);
    }

    @Override
    protected View resolveViewName(String viewName, Map<String, Object> model, Locale locale, HttpServletRequest request) throws Exception {
        return super.resolveViewName(viewName, model, locale, request);
    }
}

package com.minuor.common.mail;

import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;

import javax.mail.*;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import java.util.Properties;

/**
 * @Author: Joker
 * @Date: 2018/3/19
 * @Desc: 發(fā)送郵件服務(wù)
 */
@Slf4j
public class JavaMailSendUtil {
    /**
     * 發(fā)送郵件
     */
    public void sendEmail(String subject, String mailText, String rStr) {
        try {
            // 1.創(chuàng)建一個(gè)程序與郵件服務(wù)器會(huì)話對(duì)象 Session
            Properties props = new Properties();
            props.setProperty("mail.smtp.host", "smtp.163.com");
            props.setProperty("mail.smtp.port", "25");
            // 指定驗(yàn)證為true
            props.setProperty("mail.smtp.auth", "true");
            // 驗(yàn)證賬號(hào)及密碼，密碼需要是第三方授權(quán)碼
            Authenticator auth = new Authenticator() {
                @Override
                protected PasswordAuthentication getPasswordAuthentication() {
                    return new PasswordAuthentication(
                            "xxxx@163.com", "123456");
                }
            };
            Session session = Session.getInstance(props, auth);

            // 2.創(chuàng)建一個(gè)Message，它相當(dāng)于是郵件內(nèi)容
            Message message = new MimeMessage(session);
            // 設(shè)置發(fā)送者
            message.setFrom(new InternetAddress("xxxxx@163.com"));
            // 設(shè)置發(fā)送方式與接收者
            if (StringUtils.isBlank(rStr)) return;
            String[] rStrs = rStr.split(",");
            InternetAddress[] address = new InternetAddress[rStrs.length];
            int index = 0;
            for (String str : rStrs) {
                address[index] = new InternetAddress(str);
                index++;
            }
            message.setRecipients(MimeMessage.RecipientType.TO, address);
            // 設(shè)置主題
            message.setSubject(subject);
            // 設(shè)置內(nèi)容
            message.setContent(mailText, "text/html;charset=utf-8");
            // 3.創(chuàng)建 Transport用于將郵件發(fā)送
            Transport.send(message);
            log.info(">>>>>>>發(fā)送郵件成功<<<<<<<");
        } catch (Exception e) {
            log.error(">>>>>>>發(fā)送郵件異常：{}", e);
        }
    }
}