1.pom引入
<!--hutool工具类--><dependency><groupId>cn.hutool</groupId><artifactId>hutool-all</artifactId><version>5.7.21</version></dependency>
<!-- 邮件--><dependency><groupId>javax.mail</groupId><artifactId>mail</artifactId><version>1.4.7</version></dependency>
2.邮件内容Bean：
package com.xxx.common.utils.mail;import lombok.Data;import java.io.File;
import java.util.List;@Data
public class SendToVo {private static final long serialVersionUID = 1L;/*** 收件邮箱地址*/String toMail;/*** 附件*/List<File> files;/*** 标题*/String mailTitle;/*** 内容*/String content;/*** 文件路径*/String filesPath;/*** 月份/季度*/String monthDate;/*** 发件日期*/String sendDate;
}
2.不使用代理发送邮件
package com.xxx.common.utils.mail;import cn.hutool.core.lang.Validator;
import cn.hutool.core.util.StrUtil;
import cn.hutool.extra.mail.MailAccount;
import cn.hutool.extra.mail.MailUtil;
import com.xxx.common.exception.base.BaseException;
import com.xxx.common.utils.AESUtil;
import com.xxx.common.utils.DictUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Service;import java.io.*;
import java.text.MessageFormat;
import java.util.List;/*** @author wuhebin* @description 邮箱发送服务* @date 2024/1/24 16:36**/
@Service
public class MyMailUtil {private static final Logger log = LoggerFactory.getLogger(MyMailUtil.class);public void send(List<SendToVo> toVoList) throws BaseException {if(toVoList==null||toVoList.size()==0)return;String fromMail = DictUtils.getDictValue("sys_param","email.fromMail");String fromMailHost = DictUtils.getDictValue("sys_param","email.fromMailHost");String fromMailPort = DictUtils.getDictValue("sys_param","email.fromMailPort");String fromMailPass = DictUtils.getDictValue("sys_param","email.fromMailPass");String sslEnable = DictUtils.getDictValue("sys_param","email.sslEnable");String starttlsEnable = DictUtils.getDictValue("sys_param","email.starttlsEnable");if(StrUtil.isBlank(fromMail)){log.error("邮件投递失败，发件人信息未配置邮箱地址");return;}if(StrUtil.isBlank(fromMailHost)){log.error("邮件投递失败，发件人信息未配置邮箱SMTP服务器域名");return;}if(StrUtil.isBlank(fromMailPort)){log.error("邮件投递失败，发件人信息未配置邮箱SMTP服务端口");return;}if(!Validator.isNumber(fromMailPort)){log.error("邮件投递失败，发件人信息配置的邮箱SMTP服务端口不正确，端口应为数字");return;}if(StrUtil.isBlank(fromMailPass)){log.error("邮件投递失败，发件人信息未配置邮箱授权密码");return;}MailAccount mailAccount = new MailAccount();mailAccount.setHost(fromMailHost);mailAccount.setPort(Integer.valueOf(fromMailPort));mailAccount.setFrom(fromMail);mailAccount.setUser(fromMail);mailAccount.setPass(AESUtil.jiemi(fromMailPass));//163我的授权码mailAccount.setAuth(true);mailAccount.setSslProtocols("TLSv1.2");if(StrUtil.equals(sslEnable,"1")){mailAccount.setSslEnable(true);}else{mailAccount.setSslEnable(false);}if(StrUtil.equals(starttlsEnable,"1")){mailAccount.setStarttlsEnable(true);}else{mailAccount.setStarttlsEnable(false);}for (int i=0;i<toVoList.size();i++){SendToVo toVo = toVoList.get(i);String subject = toVo.getMailTitle();String to = toVo.getToMail();if (StrUtil.isNotBlank(to)){to = to + "," + fromMail;}else{to = fromMail;}String content = toVo.getContent();List<File> files = toVo.getFiles();String messageId = "";try {if(files!=null&&files.size()>0){messageId = MailUtil.send( mailAccount, to, subject, content, null, false, files.toArray(new File[files.size()]));}else{messageId = MailUtil.send( mailAccount, to, subject, content, null, true);}log.info("邮件投递成功，给【"+toVo.getToMail()+"】的主题【"+subject+"】邮件投递成功");}catch (Exception e){log.error("邮件投递失败，给【"+toVo.getToMail()+"】的主题【"+subject+"】邮件投递失败:",e);}}}public String buildContent(String[] array) throws IOException {//加载邮件html模板InputStream inputStream = MailUtil.class.getClassLoader().getResourceAsStream("static/Email_Template.html");BufferedReader fileReader = new BufferedReader(new InputStreamReader(inputStream, "UTF-8"));StringBuffer buffer = new StringBuffer();String line = "";try {while ((line = fileReader.readLine()) != null) {buffer.append(line);}} catch (Exception e) {log.error("读取文件失败，fileName:{}", "", e);} finally {fileReader.close();}//替换参数String htmlText = MessageFormat.format(buffer.toString(), array);return htmlText;}/*** 读取html文件为String* @param htmlFileName* @return* @throws Exception*/public String readHtmlToString(String htmlFileName) throws Exception{InputStream is = null;Reader reader = null;try {is = MailUtil.class.getClassLoader().getResourceAsStream(htmlFileName);if (is == null) {throw new Exception("未找到模板文件");}reader = new InputStreamReader(is, "UTF-8");StringBuilder sb = new StringBuilder();int bufferSize = 1024;char[] buffer = new char[bufferSize];int length = 0;while ((length = reader.read(buffer, 0, bufferSize)) != -1){sb.append(buffer, 0, length);}return sb.toString();} finally {try {if (is != null) {is.close();}} catch (IOException e) {log.error("关闭io流异常", e);}try {if (reader != null) {reader.close();}} catch ( IOException e) {log.error("关闭io流异常", e);}}}}
3.发送socks代理邮件
package com.xxx.util;import cn.hutool.core.lang.Validator;
import cn.hutool.core.util.StrUtil;
import cn.hutool.extra.mail.MailUtil;
import com.xxx.common.exception.ServiceException;
import com.xxx.common.exception.base.BaseException;
import com.xxx.common.utils.AESUtil;
import com.xxx.common.utils.DictUtils;
import com.xxx.common.utils.mail.SendToVo;
import com.asiadb.system.service.impl.SysConfigServiceImpl;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;import javax.mail.Address;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import java.io.*;
import java.text.MessageFormat;
import java.util.Date;
import java.util.List;
import java.util.Properties;/*** @author wuhebin* @description 邮箱发送服务* @date 2024/1/24 16:36**/
@Service
public class MyMailUtil {private static final Logger log = LoggerFactory.getLogger(MyMailUtil.class);@Autowiredprivate SysConfigServiceImpl sysConfigService;public void send(List<SendToVo> toVoList) throws BaseException {if(toVoList==null||toVoList.size()==0)return;String fromMail = DictUtils.getDictValue("sys_param","email.fromMail");String fromMailHost = DictUtils.getDictValue("sys_param","email.fromMailHost");String fromMailPort = DictUtils.getDictValue("sys_param","email.fromMailPort");String fromMailPass = DictUtils.getDictValue("sys_param","email.fromMailPass");String sslEnable = DictUtils.getDictValue("sys_param","email.sslEnable");String starttlsEnable = DictUtils.getDictValue("sys_param","email.starttlsEnable");if(StrUtil.isBlank(fromMail)){log.error("邮件投递失败，发件人信息未配置邮箱地址");return;}if(StrUtil.isBlank(fromMailHost)){log.error("邮件投递失败，发件人信息未配置邮箱SMTP服务器域名");return;}if(StrUtil.isBlank(fromMailPort)){log.error("邮件投递失败，发件人信息未配置邮箱SMTP服务端口");return;}if(!Validator.isNumber(fromMailPort)){log.error("邮件投递失败，发件人信息配置的邮箱SMTP服务端口不正确，端口应为数字");return;}if(StrUtil.isBlank(fromMailPass)){log.error("邮件投递失败，发件人信息未配置邮箱授权密码");return;}// 设置代理服务器Properties props = System.getProperties();// 设置发信邮箱的smtp服务器props.setProperty("mail.smtp.host", fromMailHost);// 设置发信邮箱的smtp端口号props.setProperty("mail.smtp.port", fromMailPort);// 安全验证props.put("mail.smtp.auth", "true");props.put("mail.smtp.ssl.protocols", "TLSv1.2");props.setProperty("mail.transport.protocol", "smtp");if(StrUtil.equals(sslEnable,"1")){props.setProperty("mail.smtp.ssl.enable", "true");}else{props.setProperty("mail.smtp.ssl.enable", "false");}if(StrUtil.equals(starttlsEnable,"1")){props.setProperty("mail.smtp.starttls.enable", "true");}else{props.setProperty("mail.smtp.starttls.enable", "false");}String pwd = AESUtil.jiemi(fromMailPass);//使用代理String agentHost = sysConfigService.selectConfigByKey( "network_export_agent.host");String agentPort = sysConfigService.selectConfigByKey( "network_export_agent.port");String agentUser = sysConfigService.selectConfigByKey( "network_export_agent.user");String agentPassword = sysConfigService.selectConfigByKey( "network_export_agent.password");if(StrUtil.isAllNotBlank(agentHost,agentPort)){props.setProperty("proxySet", "true");props.setProperty("socksProxyHost", agentHost);props.setProperty("socksProxyPort", agentPort);if (StrUtil.isAllNotBlank(agentUser,agentPassword)){MyJavaAuthenticator authenticator = new MyJavaAuthenticator(agentUser, agentPassword);java.net.Authenticator.setDefault(authenticator);}}Session session = Session.getDefaultInstance(props);for (int i=0;i<toVoList.size();i++){SendToVo toVo = toVoList.get(i);String subject = toVo.getMailTitle();try {//创建邮件MimeMessage message = createEmail(session,fromMail,toVo);//将用户和内容传递过来//获取传输通道Transport transport = session.getTransport();transport.connect(fromMailHost,fromMail, pwd);//连接，并发送邮件transport.sendMessage(message, message.getAllRecipients());transport.close();log.info("邮件投递成功，给【"+toVo.getToMail()+"】的主题【"+subject+"】邮件投递成功");}catch (Exception e){log.error("邮件投递失败，给【"+toVo.getToMail()+"】的主题【"+subject+"】邮件投递失败:",e);e.printStackTrace();throw new ServiceException("Mail delivery failed, please contact administrator.");}}}class MyJavaAuthenticator extends java.net.Authenticator {private String user = "";private String password = "";public MyJavaAuthenticator(String user, String password) {this.user = user;this.password = password;}protected java.net.PasswordAuthentication getPasswordAuthentication() {return new java.net.PasswordAuthentication(user, password.toCharArray());}}public static MimeMessage createEmail(Session session,String fromMail,SendToVo toVo) throws Exception {String subject = toVo.getMailTitle();String to = toVo.getToMail();if (StrUtil.isNotBlank(to)){to = to + "," + fromMail;}else{to = fromMail;}String content = toVo.getContent();// 根据会话创建邮件MimeMessage msg = new MimeMessage(session);// 设置发送邮件方Address fromAddress = new InternetAddress(fromMail);msg.setFrom(fromAddress);// 设置邮件接收方Address[] internetAddressTo = new InternetAddress().parse(to);msg.setRecipients(MimeMessage.RecipientType.TO, internetAddressTo);// 设置邮件标题msg.setSubject(subject, "utf-8");msg.setContent(content,"text/html;charset=UTF-8");// 设置显示的发件时间msg.setSentDate(new Date());return msg;}public String buildContent(String[] array) throws IOException {//加载邮件html模板InputStream inputStream = MailUtil.class.getClassLoader().getResourceAsStream("static/Email_Template.html");BufferedReader fileReader = new BufferedReader(new InputStreamReader(inputStream, "UTF-8"));StringBuffer buffer = new StringBuffer();String line = "";try {while ((line = fileReader.readLine()) != null) {buffer.append(line);}} catch (Exception e) {log.error("读取文件失败，fileName:{}", "", e);} finally {fileReader.close();}//替换参数String htmlText = MessageFormat.format(buffer.toString(), array);return htmlText;}/*** 读取html文件为String* @param htmlFileName* @return* @throws Exception*/public String readHtmlToString(String htmlFileName) throws Exception{InputStream is = null;Reader reader = null;try {is = MailUtil.class.getClassLoader().getResourceAsStream(htmlFileName);if (is == null) {throw new Exception("未找到模板文件");}reader = new InputStreamReader(is, "UTF-8");StringBuilder sb = new StringBuilder();int bufferSize = 1024;char[] buffer = new char[bufferSize];int length = 0;while ((length = reader.read(buffer, 0, bufferSize)) != -1){sb.append(buffer, 0, length);}return sb.toString();} finally {try {if (is != null) {is.close();}} catch (IOException e) {log.error("关闭io流异常", e);}try {if (reader != null) {reader.close();}} catch ( IOException e) {log.error("关闭io流异常", e);}}}}
4.使用
public void sendUserEmail(String email, String customerId, String userName, String password, String mailTitle) {List<SendToVo> toVoList = new ArrayList<>();SendToVo sendToVo = new SendToVo();sendToVo.setToMail(email);sendToVo.setMailTitle(MessageUtils.message(mailTitle));String array[] = {MessageUtils.message("platform.name"),MessageUtils.message(mailTitle),MessageUtils.message("platform.dear") + userName,MessageUtils.message("platform.thank"),MessageUtils.message("platform.account"),MessageUtils.message("platform.customerId"),customerId,MessageUtils.message("platform.username"),"admin",MessageUtils.message("platform.userPass"),password,MessageUtils.message("platform.end"),MessageUtils.message("platform.jinggao")};try {sendToVo.setContent(myMailUtil.buildContent(array));} catch (IOException e) {throw new RuntimeException(e);}toVoList.add(sendToVo);myMailUtil.send(toVoList);}
5.模板static/Email_Template.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"style="width:100%;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif;-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%;padding:0;Margin:0">
<head><meta charset="UTF-8"><meta content="width=device-width, initial-scale=1" name="viewport"><meta name="x-apple-disable-message-reformatting"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta content="telephone=no" name="format-detection"><title></title><!--[if (mso 16)]><style type="text/css">a'{'text-decoration: none;'}'</style><![endif]--><!--[if gte mso 9]><style>sup'{'font-size:100%!important;'}'</style><![endif]--><!--[if gte mso 9]><xml><o:OfficeDocumentSettings><o:AllowPNG></o:AllowPNG><o:PixelsPerInch>96</o:PixelsPerInch></o:OfficeDocumentSettings></xml><![endif]--><!--[if !mso]><!-- --><link href="https://fonts.googleapis.com/css?family=Open+Sans:400,400i,700,700i" rel="stylesheet"><!--<![endif]--><style type="text/css">@media only screen and (max-width: 600px) '{'p, ul li, ol li, a'{' font-size:16px!important; line-height:150%!important '}' h1'{' font-size:32px!important; text-align:center; line-height:120%!important '}' h2'{' font-size:26px!important; text-align:center; line-height:120%!important '}' h3'{' font-size:20px!important; text-align:center; line-height:120%!important '}' h1 a'{' font-size:32px!important '}' h2 a'{' font-size:26px!important '}' h3 a'{' font-size:20px!important '}' .es-menu td a'{' font-size:16px!important '}' .es-header-body p, .es-header-body ul li, .es-header-body ol li, .es-header-body a'{' font-size:16px!important '}' .es-footer-body p, .es-footer-body ul li, .es-footer-body ol li, .es-footer-body a'{' font-size:16px!important '}' .es-infoblock p, .es-infoblock ul li, .es-infoblock ol li, .es-infoblock a'{' font-size:12px!important '}' *[class="gmail-fix"]'{' display:none!important '}' .es-m-txt-c, .es-m-txt-c h1, .es-m-txt-c h2, .es-m-txt-c h3'{' text-align:center!important '}' .es-m-txt-r, .es-m-txt-r h1, .es-m-txt-r h2, .es-m-txt-r h3'{' text-align:right!important '}' .es-m-txt-l, .es-m-txt-l h1, .es-m-txt-l h2, .es-m-txt-l h3'{' text-align:left!important '}' .es-m-txt-r img, .es-m-txt-c img, .es-m-txt-l img'{' display:inline!important '}' .es-button-border'{' display:inline-block!important '}' a.es-button'{' font-size:16px!important; display:inline-block!important; border-width:15px30px15px30px!important '}' .es-btn-fw'{' border-width:10px0px!important; text-align:center!important '}' .es-adaptive table, .es-btn-fw, .es-btn-fw-brdr, .es-left, .es-right'{' width:100%!important '}' .es-content table, .es-header table, .es-footer table, .es-content, .es-footer, .es-header'{' width:100%!important; max-width:600px!important '}' .es-adapt-td'{' display:block!important; width:100%!important '}' .adapt-img'{' width:100%!important; height:auto!important '}' .es-m-p0'{' padding:0px!important '}' .es-m-p0r'{' padding-right:0px!important '}' .es-m-p0l'{' padding-left:0px!important '}' .es-m-p0t'{' padding-top:0px!important '}' .es-m-p0b'{' padding-bottom:0!important '}' .es-m-p20b'{' padding-bottom:20px!important '}' .es-mobile-hidden, .es-hidden'{' display:none!important '}' tr.es-desk-hidden, td.es-desk-hidden, table.es-desk-hidden'{' display:table-row!important; width:auto!important; overflow:visible!important; float:none!important; max-height:inherit!important; line-height:inherit!important '}' .es-desk-menu-hidden'{' display:table-cell!important '}' table.es-table-not-adapt, .esd-block-html table'{' width:auto!important '}' table.es-social'{' display:inline-block!important '}' table.es-social td'{' display:inline-block!important '}' '}'#outlook a'{'padding:0;'}'.ExternalClass'{'width:100%;'}'.ExternalClass,.ExternalClass p,.ExternalClass span,.ExternalClass font,.ExternalClass td,.ExternalClass div'{'line-height:100%;'}'.es-button'{'mso-style-priority:100!important;text-decoration:none!important;'}'a[x-apple-data-detectors]'{'color:inherit!important;text-decoration:none!important;font-size:inherit!important;font-family:inherit!important;font-weight:inherit!important;line-height:inherit!important;'}'.es-desk-hidden'{'display:none;float:left;overflow:hidden;width:0;max-height:0;line-height:0;mso-hide:all;'}'</style>
</head>
<body style="width:100%;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif;-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%;padding:0;Margin:0">
<div class="es-wrapper-color" style="background-color:#EEEEEE"><!--[if gte mso 9]><v:background xmlns:v="urn:schemas-microsoft-com:vml" fill="t"><v:fill type="tile" color="#eeeeee"></v:fill></v:background><![endif]--><table class="es-wrapper" width="100%" cellspacing="0" cellpadding="0"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px;padding:0;Margin:0;width:100%;height:100%;background-repeat:repeat;background-position:center top"><tr style="border-collapse:collapse"><td valign="top" style="padding:0;Margin:0"><table class="es-content" cellspacing="0" cellpadding="0" align="center"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px;table-layout:fixed !important;width:100%"><tr style="border-collapse:collapse"><td align="center" style="padding:0;Margin:0"><table class="es-content-body"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px;background-color:transparent;width:600px"cellspacing="0" cellpadding="0" align="center"><tr style="border-collapse:collapse"><td align="left"style="Margin:0;padding-left:10px;padding-right:10px;padding-top:15px;padding-bottom:15px"><!--[if mso]><table style="width:580px" cellpadding="0" cellspacing="0"><tr><td style="width:282px" valign="top"><![endif]--><table class="es-left" cellspacing="0" cellpadding="0" align="left"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px;float:left"><tr style="border-collapse:collapse"><td align="left" style="padding:0;Margin:0;width:282px"></td></tr><!--[if mso]></td></tr></table><![endif]--></td></tr></table></td></tr></table><table class="es-content" cellspacing="0" cellpadding="0" align="center"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px;table-layout:fixed !important;width:100%"><tr style="border-collapse:collapse"></tr><tr style="border-collapse:collapse"><td align="center" style="padding:0;Margin:0"><table class="es-header-body"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px;background-color:#035ef7;width:600px"cellspacing="0" cellpadding="0" bgcolor="#044767" align="center"><tr style="border-collapse:collapse"><td align="left"style="Margin:0;padding-top:35px;padding-bottom:35px;padding-left:35px;padding-right:35px"><!--[if mso]><table style="width:530px" cellpadding="0" cellspacing="0"><tr><td style="width:340px" valign="top"><![endif]--><table class="es-left" cellspacing="0" cellpadding="0" align="left"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px;float:left"><tr style="border-collapse:collapse"><td class="es-m-p0r es-m-p20b" valign="top" align="center"style="padding:0;Margin:0;width:340px"><table width="100%" cellspacing="0" cellpadding="0"role="presentation"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px"><tr style="border-collapse:collapse"><td class="es-m-txt-c" align="left"style="padding:0;Margin:0"><h1style="Margin:0;line-height:36px;mso-line-height-rule:exactly;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif;font-size:32px;font-style:normal;font-weight:bold;color:#FFFFFF">{0}</h1></td></tr></table></td></tr></table><!--[if mso]></td><td style="width:20px"></td><td style="width:170px" valign="top"><![endif]--><table cellspacing="0" cellpadding="0" align="right"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px"><tr class="es-hidden" style="border-collapse:collapse"><td class="es-m-p20b" align="left"style="padding:0;Margin:0;width:170px"><table width="100%" cellspacing="0" cellpadding="0"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px"><tr style="border-collapse:collapse"><td style="padding:0;Margin:0"><table cellspacing="0" cellpadding="0"align="right"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px"><tr style="border-collapse:collapse"><td align="center"style="padding:0;Margin:0;display:none"></td></tr></table></td></tr></table></td></tr></table><!--[if mso]></td></tr></table><![endif]--></td></tr></table></td></tr></table><table class="es-content" cellspacing="0" cellpadding="0" align="center"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px;table-layout:fixed !important;width:100%"><tr style="border-collapse:collapse"><td align="center" style="padding:0;Margin:0"><table class="es-content-body" cellspacing="0" cellpadding="0" bgcolor="#ffffff"align="center"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px;background-color:#FFFFFF;width:600px"><tr style="border-collapse:collapse"><td style="Margin:0;padding-bottom:35px;padding-left:35px;padding-right:35px;padding-top:40px;background-color:#F7F7F7"bgcolor="#f7f7f7" align="left"><table width="100%" cellspacing="0" cellpadding="0"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px"><tr style="border-collapse:collapse"><td valign="top" align="center"style="padding:0;Margin:0;width:530px"><table width="100%" cellspacing="0" cellpadding="0"role="presentation"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px"><tr style="border-collapse:collapse"><!-- https://s2.loli.net/2024/01/12/8zOfroSxk4YnA5N.png--><td style="Margin:0;padding-top:20px;padding-bottom:25px;padding-left:35px;padding-right:35px;font-size:0"align="center"><a target="_blank"style="-webkit-text-size-adjust:none;-ms-text-size-adjust:none;mso-line-height-rule:exactly;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, 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width="150"></a></td></tr><tr style="border-collapse:collapse"><td align="center"style="padding:0;Margin:0;padding-bottom:15px"><h2 style="Margin:0;line-height:36px;mso-line-height-rule:exactly;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif;font-size:30px;font-style:normal;font-weight:bold;color:#333333">{1}<br></h2></td></tr><tr style="border-collapse:collapse"><td class="es-m-txt-l" align="left"style="padding:0;Margin:0;padding-top:20px"><h3 style="Margin:0;line-height:22px;mso-line-height-rule:exactly;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif;font-size:18px;font-style:normal;font-weight:bold;color:#333333">{2},</h3></td></tr><tr style="border-collapse:collapse"><td align="left"style="padding:0;Margin:0;padding-bottom:10px;padding-top:15px"><p style="Margin:0;-webkit-text-size-adjust:none;-ms-text-size-adjust:none;mso-line-height-rule:exactly;font-size:16px;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif;line-height:24px;color:#777777">{3}</p><p style="Margin:0;-webkit-text-size-adjust:none;-ms-text-size-adjust:none;mso-line-height-rule:exactly;font-size:16px;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif;line-height:24px;color:#777777">{12}</p></td></tr><tr></tr></table></td></tr></table></td></tr></table></td></tr></table><table class="es-content" cellspacing="0" cellpadding="0" align="center"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px;table-layout:fixed !important;width:100%"><tr style="border-collapse:collapse"><td align="center" style="padding:0;Margin:0"><table class="es-content-body" cellspacing="0" cellpadding="0" bgcolor="#ffffff"align="center"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px;background-color:#FFFFFF;width:600px"><tr style="border-collapse:collapse"><td align="left"style="padding:0;Margin:0;padding-top:20px;padding-left:35px;padding-right:35px"><table width="100%" cellspacing="0" cellpadding="0"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px"><tr style="border-collapse:collapse"><td valign="top" align="center"style="padding:0;Margin:0;width:530px"><table width="100%" cellspacing="0" cellpadding="0"role="presentation"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px"><tr style="border-collapse:collapse"><td bgcolor="#eeeeee" align="left"style="Margin:0;padding-top:10px;padding-bottom:10px;padding-left:10px;padding-right:10px"><table style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px;width:500px"class="cke_show_border"cellspacing="1" cellpadding="1"border="0" align="left"role="presentation"><tr style="border-collapse:collapse"><td width="80%"style="padding:0;Margin:0"><h4style="Margin:0;line-height:120%;mso-line-height-rule:exactly;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif">{4}</h4></td><td width="20%"style="padding:0;Margin:0"><h4style="Margin:0;line-height:120%;mso-line-height-rule:exactly;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif"><br></h4></td></tr></table></td></tr></table></td></tr></table></td></tr><tr style="border-collapse:collapse"><td align="left"style="padding:0;Margin:0;padding-left:35px;padding-right:35px"><table width="100%" cellspacing="0" cellpadding="0"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px"><tr style="border-collapse:collapse"><td valign="top" align="center"style="padding:0;Margin:0;width:530px"><table style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:separate;border-spacing:0px;border-color:transparent;border-style:solid;border-width:3px;border-radius:14px"width="100%" cellspacing="0" cellpadding="0"role="presentation"><tr style="border-collapse:collapse"><td align="center"style="Margin:0;padding-top:10px;padding-bottom:10px;padding-left:10px;padding-right:10px"><table style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px;width:500px"class="cke_show_border"cellspacing="1" cellpadding="1"border="0" align="left"role="presentation"><tr style="border-collapse:collapse"><td style="padding:5px 10px 5px 0;Margin:0"width="80%" align="left"><pstyle="Margin:0;-webkit-text-size-adjust:none;-ms-text-size-adjust:none;mso-line-height-rule:exactly;font-size:15px;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif;line-height:23px;color:#333333">{5}</p></td><td style="padding:5px 0;Margin:0"width="20%" align="left"><pstyle="Margin:0;-webkit-text-size-adjust:none;-ms-text-size-adjust:none;mso-line-height-rule:exactly;font-size:15px;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif;line-height:23px;color:#333333">{6}</p></td></tr><tr><td style="padding:5px 10px 5px 0;Margin:0"width="80%" align="left"><pstyle="Margin:0;-webkit-text-size-adjust:none;-ms-text-size-adjust:none;mso-line-height-rule:exactly;font-size:15px;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif;line-height:23px;color:#333333">{7}</p></td><td style="padding:5px 0;Margin:0"width="20%" align="left"><pstyle="Margin:0;-webkit-text-size-adjust:none;-ms-text-size-adjust:none;mso-line-height-rule:exactly;font-size:15px;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif;line-height:23px;color:#333333">{8}</p></td></tr><tr><td style="padding:5px 10px 5px 0;Margin:0"width="80%" align="left"><pstyle="Margin:0;-webkit-text-size-adjust:none;-ms-text-size-adjust:none;mso-line-height-rule:exactly;font-size:15px;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif;line-height:23px;color:#333333">{9}</p></td><td style="padding:5px 0;Margin:0"width="20%" align="left"><pstyle="Margin:0;-webkit-text-size-adjust:none;-ms-text-size-adjust:none;mso-line-height-rule:exactly;font-size:15px;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif;line-height:23px;color:#333333">{10}</p></td></tr></table></td></tr></table></td></tr></table></td></tr><tr style="border-collapse:collapse"><td align="left"style="padding:0;Margin:0;padding-top:20px;padding-left:35px;padding-right:35px"><table width="100%" cellspacing="0" cellpadding="0"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px"><tr style="border-collapse:collapse"><td valign="top" align="center"style="padding:0;Margin:0;width:530px"><table width="100%" cellspacing="0" cellpadding="0"role="presentation"style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px"><tr style="border-collapse:collapse"><td bgcolor="#eeeeee" align="left"style="Margin:0;padding-top:10px;padding-bottom:10px;padding-left:10px;padding-right:10px"><table style="mso-table-lspace:0pt;mso-table-rspace:0pt;border-collapse:collapse;border-spacing:0px;width:500px"class="cke_show_border"cellspacing="1" cellpadding="1"border="0" align="left"role="presentation"><tr style="border-collapse:collapse"><td width="80%"style="padding:0;Margin:0"><h6style="Margin:0;line-height:120%;mso-line-height-rule:exactly;font-family:\'open sans\', \'helvetica neue\', helvetica, arial, sans-serif">{11}</h6></td></tr></table></td></tr></table></td></tr></table></td></tr></table></td></tr></table><table class="es-footer" cellspacing="0" cellpadding="0" 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：加锁方式（synchronized、Lock锁）【同步代码块、同步方法】--学习JavaEE的day31上)
 的源码分析)
