javaMail 发送邮件

工具类：

import java.util.Properties;  

import javax.activation.DataHandler;  
import javax.activation.FileDataSource;  
import javax.mail.Address;  
import javax.mail.BodyPart;  
import javax.mail.Message;  
import javax.mail.Multipart;  
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;  

import com.sun.xml.internal.messaging.saaj.packaging.mime.internet.MimeUtility;
 
 
public class Mail {   
 
    private MimeMessage mimeMsg; //MIME邮件对象   
    private Session session; //邮件会话对象   
    private Properties props; //系统属性   
    //private boolean needAuth = false; //smtp是否需要认证   
    //smtp认证用户名和密码   
    private String username;   
    private String password;   
    private Multipart mp; //Multipart对象,邮件内容,标题,附件等内容均添加到其中后再生成MimeMessage对象   
       
    /**
     * Constructor
     * @param smtp 邮件发送服务器
     */  
    public Mail(String smtp){   
        setSmtpHost(smtp);   
        createMimeMessage();   
    }   
 
    /**
     * 设置邮件发送服务器
     * @param hostName String  
     */  
    public void setSmtpHost(String hostName) {   
        System.out.println("设置系统属性：mail.smtp.host = "+hostName);   
        if(props == null)  
            props = System.getProperties(); //获得系统属性对象    
        props.put("mail.smtp.host",hostName); //设置SMTP主机   
    }   
 
 
    /**
     * 创建MIME邮件对象   
     * @return
     */  
    public boolean createMimeMessage()   
    {   
        try {   
            System.out.println("准备获取邮件会话对象！");   
            session = Session.getDefaultInstance(props,null); //获得邮件会话对象   
        }   
        catch(Exception e){   
            System.err.println("获取邮件会话对象时发生错误！"+e);   
            return false;   
        }   
      
        System.out.println("准备创建MIME邮件对象！");   
        try {   
            mimeMsg = new MimeMessage(session); //创建MIME邮件对象   
            mp = new MimeMultipart();   
          
            return true;   
        } catch(Exception e){   
            System.err.println("创建MIME邮件对象失败！"+e);   
            return false;   
        }   
    }     
      
    /**
     * 设置SMTP是否需要验证
     * @param need
     */  
    public void setNeedAuth(boolean need) {   
        System.out.println("设置smtp身份认证：mail.smtp.auth = "+need);   
        if(props == null) props = System.getProperties();   
        if(need){   
            props.put("mail.smtp.auth","true");   
        }else{   
            props.put("mail.smtp.auth","false");   
        }   
    }   
 
    /**
     * 设置用户名和密码
     * @param name
     * @param pass
     */  
    public void setNamePass(String name,String pass) {   
        username = name;   
        password = pass;   
    }   
 
    /**
     * 设置邮件主题
     * @param mailSubject
     * @return
     */  
    public boolean setSubject(String mailSubject) {   
        System.out.println("设置邮件主题！");   
        try{   
            mimeMsg.setSubject(mailSubject);   
            return true;   
        }   
        catch(Exception e) {   
            System.err.println("设置邮件主题发生错误！");   
            return false;   
        }   
    }  
      
    /**  
     * 设置邮件正文
     * @param mailBody String  
     */   
    public boolean setBody(String mailBody) {   
        try{   
            BodyPart bp = new MimeBodyPart();   
            bp.setContent(""+mailBody,"text/html;charset=GBK");   
            mp.addBodyPart(bp);   
          
            return true;   
        } catch(Exception e){   
        System.err.println("设置邮件正文时发生错误！"+e);   
        return false;   
        }   
    }   
    /**  
     * 添加附件
     * @param filename String  
     */   
    public boolean addFileAffix(String filename) {   
      
        System.out.println("增加邮件附件："+filename);   
        try{   
            BodyPart bp = new MimeBodyPart();   
            FileDataSource fileds = new FileDataSource(filename);   
            bp.setDataHandler(new DataHandler(fileds));
            //bp.setFileName(fileds.getName());   
            bp.setFileName(MimeUtility.encodeText(fileds.getName()));  
            mp.addBodyPart(bp);   
              
            return true;   
        } catch(Exception e){   
            System.err.println("增加邮件附件："+filename+"发生错误！"+e);   
            return false;   
        }   
    }   
      
    /**  
     * 设置发信人
     * @param from String  
     */   
    public boolean setFrom(String from) {   
        System.out.println("设置发信人！");   
        try{   
            mimeMsg.setFrom(new InternetAddress(from)); //设置发信人   
            return true;   
        } catch(Exception e) {   
            return false;   
        }   
    }   
    /**  
     * 设置收信人
     * @param to String  
     */   
    public boolean setTo(String to){   
        if(to == null)return false;   
        try{   
            mimeMsg.setRecipients(Message.RecipientType.TO,InternetAddress.parse(to));   
            return true;   
        } catch(Exception e) {   
            return false;   
        }     
    }   
      
    /**  
     * 设置抄送人
     * @param copyto String   
     */   
    public boolean setCopyTo(String copyto)   
    {   
        if(copyto == null)return false;   
        try{   
        mimeMsg.setRecipients(Message.RecipientType.CC,(Address[])InternetAddress.parse(copyto));   
        return true;   
        }   
        catch(Exception e)   
        { return false; }   
    }   
      
    /**  
     * 发送邮件
     */   
    public boolean sendOut()   
    {   
        try{   
            mimeMsg.setContent(mp);   
            mimeMsg.saveChanges();   
            System.out.println("正在发送邮件....");   
              
            Session mailSession = Session.getInstance(props,null);   
            Transport transport = mailSession.getTransport("smtp");   
            transport.connect((String)props.get("mail.smtp.host"),username,password);   
            transport.sendMessage(mimeMsg,mimeMsg.getRecipients(Message.RecipientType.TO));   
            transport.sendMessage(mimeMsg,mimeMsg.getRecipients(Message.RecipientType.CC));   
            //transport.send(mimeMsg);   
              
            System.out.println("发送邮件成功！");   
            transport.close();   
              
            return true;   
        } catch(Exception e) {   
            System.err.println("邮件发送失败！"+e);   
            return false;   
        }   
    }   
 
    /**
     * 调用sendOut方法完成邮件发送
     * @param smtp
     * @param from
     * @param to
     * @param subject
     * @param content
     * @param username
     * @param password
     * @return boolean
     */  
    public static boolean send(String smtp,String from,String to,String subject,String content,String username,String password) {  
        Mail theMail = new Mail(smtp);  
        theMail.setNeedAuth(true); //需要验证  
          
        if(!theMail.setSubject(subject)) return false;  
        if(!theMail.setBody(content)) return false;  
        if(!theMail.setTo(to)) return false;  
        if(!theMail.setFrom(from)) return false;  
        theMail.setNamePass(username,password);  
          
        if(!theMail.sendOut()) return false;  
        return true;  
    }  
      
    /**
     * 调用sendOut方法完成邮件发送,带抄送
     * @param smtp
     * @param from
     * @param to
     * @param copyto
     * @param subject
     * @param content
     * @param username
     * @param password
     * @return boolean
     */  
    public static boolean sendAndCc(String smtp,String from,String to,String copyto,String subject,String content,String username,String password) {  
        Mail theMail = new Mail(smtp);  
        theMail.setNeedAuth(true); //需要验证  
          
        if(!theMail.setSubject(subject)) return false;  
        if(!theMail.setBody(content)) return false;  
        if(!theMail.setTo(to)) return false;  
        if(!theMail.setCopyTo(copyto)) return false;  
        if(!theMail.setFrom(from)) return false;  
        theMail.setNamePass(username,password);  
          
        if(!theMail.sendOut()) return false;  
        return true;  
    }  
      
    /**
     * 调用sendOut方法完成邮件发送,带附件
     * @param smtp
     * @param from
     * @param to
     * @param subject
     * @param content
     * @param username
     * @param password
     * @param filename 附件路径
     * @return
     */  
    public static boolean send(String smtp,String from,String to,String subject,String content,String username,String password,String filename) {  
        Mail theMail = new Mail(smtp);  
        theMail.setNeedAuth(true); //需要验证  
          
        if(!theMail.setSubject(subject)) return false;  
        if(!theMail.setBody(content)) return false;  
        if(!theMail.addFileAffix(filename)) return false;   
        if(!theMail.setTo(to)) return false;  
        if(!theMail.setFrom(from)) return false;  
        theMail.setNamePass(username,password);  
          
        if(!theMail.sendOut()) return false;  
        return true;  
    }  
      
    /**
     * 调用sendOut方法完成邮件发送,带附件和抄送
     * @param smtp
     * @param from
     * @param to
     * @param copyto
     * @param subject
     * @param content
     * @param username
     * @param password
     * @param filename
     * @return
     */  
    public static boolean sendAndCc(String smtp,String from,String to,String copyto,String subject,String content,String username,String password,String filename) {  
        Mail theMail = new Mail(smtp);  
        theMail.setNeedAuth(true); //需要验证  
          
        if(!theMail.setSubject(subject)) return false;  
        if(!theMail.setBody(content)) return false;  
        if(!theMail.addFileAffix(filename)) return false;   
        if(!theMail.setTo(to)) return false;  
        if(!theMail.setCopyTo(copyto)) return false;  
        if(!theMail.setFrom(from)) return false;  
        theMail.setNamePass(username,password);  
          
        if(!theMail.sendOut()) return false;  
        return true;  
    }  
}

action 类：

import com.mobile.util.Mail;
public class MailAction extends BaseAction{
    private static final long serialVersionUID = 5077792211296010192L;
    
    private String from;
    private String to;
    private String copyto;
    private String subject;
    private String content;
    private String username;
    private String password;
    private String filename;
    private  String smtp = "smtp.qq.com";
    public String sendMail(){
     
            Mail.sendAndCc(smtp, from, string, copy, subject, content, username, password,filename);
                  
        return SUCCESS;
    }

}

只支持单人发送