<dependency>
   <groupId>javax.mail</groupId>
   <artifactId>javax.mail-api</artifactId>
   <version>1.5.6</version>
</dependency>
 
<dependency>
   <groupId>org.apache.commons</groupId>
   <artifactId>commons-email</artifactId>
   <version>1.4</version>
</dependency>

package com.zhanghan;
 
import org.apache.commons.mail.EmailException;
import org.apache.commons.mail.HtmlEmail;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;
 
import java.util.ArrayList;
import java.util.List;
 
@Service
public class EmailServiceImpl implements EmailService {
  @Override
  public void sendMail(String address, String subject, String htmlMsg, Boolean isSSL) throws EmailException {
 
    if (StringUtils.isEmpty(address) || StringUtils.isEmpty(subject) || StringUtils.isEmpty(htmlMsg)) {
      throw new EmailException();
    }
 
    try {
      HtmlEmail email = new HtmlEmail();
      List<String> list = new ArrayList<String>();
      list.add(address);
      String[] tos = list.toArray(new String[list.size()]);
 
      // 這里是SMTP發(fā)送服務(wù)器的名字：163的如下："smtp.163.com"
      email.setHostName("smtp.exmail.qq.com");
      if (isSSL) {
        email.setSSLOnConnect(true);
        email.setSmtpPort(465);
      }
      // 字符編碼集的設(shè)置
      email.setCharset("UTF-8");
      // 收件人的郵箱
      email.addTo(tos);
      // 發(fā)送人的郵箱以及發(fā)件人名稱
      email.setFrom("XXX@163.com", "zhanghan");
      // 如果需要認(rèn)證信息的話，設(shè)置認(rèn)證：用戶名-密碼。分別為發(fā)件人在郵件服務(wù)器上的注冊名稱和密碼
      email.setAuthentication("XXX@163.com", "yyyy");
      // 要發(fā)送的郵件主題
      email.setSubject(subject);
      // 要發(fā)送的信息，由于使用了HtmlEmail，可以在郵件內(nèi)容中使用HTML標(biāo)簽
      email.setHtmlMsg(htmlMsg);
 
      String result1 = email.send();      
 
    } catch (Exception e) {
      e.printStackTrace();
      throw new EmailException();
    }
  }
}