一个用于发送HTML格式邮件的类

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以下类是在网上孙钰佳的版本上改写而来，主要变化了三点：1.去掉了附件部分；2.形式从纯Java类改成可注入方式；3.to，cc和bcc都变成了一堆人，以前是一个人。

以下是Java类的代码：

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.text.MessageFormat;
import java.util.Date;
import java.util.Properties;

import javax.activation.DataHandler;
import javax.activation.DataSource;
import javax.mail.Authenticator;
import javax.mail.BodyPart;
import javax.mail.Message;
import javax.mail.Multipart;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;

/**
* 报告邮件发送类
* 2013年9月13日22:28:54
*/
public class GerneralReportMailService{
   private String smtpServer;
   private String smtpUsername;
   private String smtpPassword;
   private String fromMailAddress;
   private String toMailAddress;
   private String ccMailAddress;
   private String bccMailAddress;

   /**
   * 无参构造函数
   */
   public GerneralReportMailService(){

   }

   /**
   * 示例
   */
   public boolean sendMail() throws Exception{
       String title="Sample";// 标题
       String content="<ul><li>1</li><li>A</li><li>+</li></ul>";// 这里组合HTML文本
       return sendMail(title,sb.toString());
   }

   /**
   * 发送邮件的关键函数
   *
   * @param title
   * @param content
   * @return
   * @throws Exception
   */
   private boolean sendMail(String title,String content) throws Exception{
       Properties props = new Properties();
       props.put("mail.smtp.auth", "true");
       props.put("mail.smtp.host", smtpServer);
       // 获得邮件会话对象
       Session session = Session.getDefaultInstance(props,new SmtpAuthenticator(smtpUsername, smtpPassword));
       /** *************************************************** */
       // 创建MIME邮件对象
       MimeMessage mimeMessage = new MimeMessage(session);
       mimeMessage.setFrom(new InternetAddress(fromMailAddress));// 发件人

       mimeMessage.setRecipients(Message.RecipientType.TO, getInternetAddressArr(toMailAddress));// To收件人
       mimeMessage.setRecipients(Message.RecipientType.CC, getInternetAddressArr(ccMailAddress));// Cc收件人
       mimeMessage.setRecipients(Message.RecipientType.BCC, getInternetAddressArr(bccMailAddress));// Bcc收件人

       mimeMessage.setSubject(title);
       mimeMessage.setSentDate(new Date());// 发送日期
       Multipart mp = new MimeMultipart("related");// related意味着可以发送html格式的邮件
       /** *************************************************** */
       BodyPart bodyPart = new MimeBodyPart();// 正文
       bodyPart.setDataHandler(new DataHandler(content,"text/html;charset=utf8"));// 网页格式
       mp.addBodyPart(bodyPart);
       mimeMessage.setContent(mp);// 设置邮件内容对象
       Transport.send(mimeMessage);// 发送邮件


       return true;
   }

   private InternetAddress[] getInternetAddressArr(String mialAddr) throws Exception{
       String[] arr=mialAddr.split(",");

       InternetAddress[] retval=new InternetAddress[arr.length];

       for(int i=0;i<arr.length;i++){
           retval[i]=new InternetAddress(arr[i]);
       }

       return retval;
   }


   public String getSmtpServer() {
       return smtpServer;
   }
   public void setSmtpServer(String smtpServer) {
       this.smtpServer = smtpServer;
   }
   public String getSmtpUsername() {
       return smtpUsername;
   }
   public void setSmtpUsername(String smtpUsername) {
       this.smtpUsername = smtpUsername;
   }
   public String getSmtpPassword() {
       return smtpPassword;
   }
   public void setSmtpPassword(String smtpPassword) {
       this.smtpPassword = smtpPassword;
   }
   public String getFromMailAddress() {
       return fromMailAddress;
   }
   public void setFromMailAddress(String fromMailAddress) {
       this.fromMailAddress = fromMailAddress;
   }
   public String getToMailAddress() {
       return toMailAddress;
   }
   public void setToMailAddress(String toMailAddress) {
       this.toMailAddress = toMailAddress;
   }
   public String getCcMailAddress() {
       return ccMailAddress;
   }
   public void setCcMailAddress(String ccMailAddress) {
       this.ccMailAddress = ccMailAddress;
   }
   public String getBccMailAddress() {
       return bccMailAddress;
   }
   public void setBccMailAddress(String bccMailAddress) {
       this.bccMailAddress = bccMailAddress;
   }
}

/**
* Smtp认证
*/
class SmtpAuthenticator extends Authenticator {
String username = null;
String password = null;

// SMTP身份验证
   public SmtpAuthenticator(String username, String password) {
       this.username = username;
       this.password = password;
   }

public PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(this.username, this.password);
}

}

class ByteArrayDataSource implements DataSource {

private final String contentType;
private final byte[] buf;
private final int len;

public ByteArrayDataSource(byte[] buf, String contentType) {
this(buf, buf.length, contentType);
}

public ByteArrayDataSource(byte[] buf, int length, String contentType) {
       this.buf = buf;
       this.len = length;
       this.contentType = contentType;
   }

public String getContentType() {
       if (contentType == null)
           return "application/octet-stream";
       return contentType;
   }

public InputStream getInputStream() {
return new ByteArrayInputStream(buf, 0, len);
}

public String getName() {
return null;
}

public OutputStream getOutputStream() {
throw new UnsupportedOperationException();
}
}

以下是配置此bean的XML：

<bean id="gerneralReportMailService" class="com.ibm.XXX.service.GerneralReportMailService">
       <property name="smtpServer"><value>smtp.163.com</value></property>
       <property name="smtpUsername"><value>unknownuser@163.com</value></property>
       <property name="smtpPassword"><value>unknownuserPswd</value></property>
       <property name="fromMailAddress"><value>unknownuser@163.com</value></property>
       <property name="toMailAddress"><value>a@b.c,1@2.3</value></property>
       <property name="ccMailAddress"><value>d@j.k</value></property>
       <property name="bccMailAddress"><value>w@v.x,s@ufo.com</value></property>
   </bean>