JavaxMail邮件发送代码

package msyzf;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; 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    // 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) {        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 {            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;        }         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) {        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) {        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=utf-8");            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) {         try {            BodyPart bp = new MimeBodyPart();            FileDataSource fileds = new FileDataSource(filename);            bp.setDataHandler(new DataHandler(fileds));            bp.setFileName(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) {        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));//          如果抄送人为null  不添加抄送人            if(mimeMsg.getRecipients(Message.RecipientType.CC) != null)                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);            e.printStackTrace();            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;    }     public static void main(String[] args) {    }}