javamailreceiverimpl.java

一个关于tlms的一个小程序 看看能否帮助到别人

package com.szmx.component.mail;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import java.io.*;
import java.text.*;
import java.util.*;
import javax.mail.*;
import javax.mail.internet.*;

/**
 * =============================================
 * Copyright 2005 TransFar
 *
 * Change Revision
 * --------------------------------
 *   Date             Author      Remarks
 *   Dec 21, 2005     yHuang     Create class mail.JavaMailReceiverImpl
 *   Dec 21, 2005     BZhang     Updated class mail.JavaMailReceiverImpl
 * =============================================
 */
public class JavaMailReceiverImpl implements MailReceiver {
    protected final Log logger = LogFactory.getLog(JavaMailReceiverImpl.class);
    private MimeMessage mimeMessage = null;
    private String saveAttachPath = "";
    private StringBuffer bodytext = new StringBuffer();
    private String dateformat = "yy-MM-dd HH:mm";    

    public JavaMailReceiverImpl() {
    }

    public JavaMailReceiverImpl(MimeMessage mimeMessage) {
        this.mimeMessage = mimeMessage;
    }

    public void setMimeMessage(MimeMessage mimeMessage) {
        this.mimeMessage = mimeMessage;
    }

    public String getFrom() throws Exception {
        InternetAddress address[] = (InternetAddress[]) mimeMessage.getFrom();
        String from = address[0].getAddress();
        if (from == null) from = "";
        String personal = address[0].getPersonal();
        if (personal == null) personal = "";
        return personal + "<" + from + ">";
    }

    public String getMailAddress(String type) throws Exception {
        String mailaddr = "";
        String addtype = type.toUpperCase();
        InternetAddress []address;
        if (addtype.equals("TO") || addtype.equals("CC") || addtype.equals("BCC")) {
            if (addtype.equals("TO")) {
                address = (InternetAddress[]) mimeMessage.getRecipients(Message.RecipientType.TO);
            } else if (addtype.equals("CC")) {
                address = (InternetAddress[]) mimeMessage.getRecipients(Message.RecipientType.CC);
            } else {
                address = (InternetAddress[]) mimeMessage.getRecipients(Message.RecipientType.BCC);
            }
            if (address != null) {
                for (int i = 0; i < address.length; i++) {
                    String email = address[i].getAddress();
                    if (email == null) email = "";
                    else {
                        email = MimeUtility.decodeText(email);
                    }
                    String personal = address[i].getPersonal();
                    if (personal == null) personal = "";
                    else {
                        personal = MimeUtility.decodeText(personal);
                    }
                    String compositeto = personal + "<" + email + ">";
                    mailaddr += "," + compositeto;
                }
                mailaddr = mailaddr.substring(1);
            }
        } else {
            throw new Exception("Error emailaddr type!");
        }
        return mailaddr;
    }

    public String getSubject() throws MessagingException {
        String subject = "";
        try {
            subject = MimeUtility.decodeText(mimeMessage.getSubject());
            if (subject == null) subject = "";
        } catch (Exception exce) {
            logger.error(exce);
        }
        return subject;
    }

    public String getSentDate() throws Exception {
        Date sentdate = mimeMessage.getSentDate();
        SimpleDateFormat format = new SimpleDateFormat(dateformat);
        return format.format(sentdate);
    }

    public String getBodyText() {
        return bodytext.toString();
    }

    public void getMailContent(Part part) throws Exception {
        String contenttype = part.getContentType();
        int nameindex = contenttype.indexOf("name");
        boolean conname = false;
        if (nameindex != -1) conname = true;

        System.out.println("CONTENTTYPE: " + contenttype);
        if (part.isMimeType("text/plain") && !conname) {
            bodytext.append((String) part.getContent());
        } else if (part.isMimeType("text/html") && !conname) {
            bodytext.append((String) part.getContent());
        } else if (part.isMimeType("multipart/*")) {
            Multipart multipart = (Multipart) part.getContent();
            int counts = multipart.getCount();
            for (int i = 0; i < counts; i++) {
                getMailContent(multipart.getBodyPart(i));
            }
        } else if (part.isMimeType("message/rfc822")) {
            getMailContent((Part) part.getContent());
        } else {
        }
    }

    public boolean getReplySign() throws MessagingException {
        boolean replysign = false;
        String needreply[] = mimeMessage.getHeader("Disposition-Notification-To");
        if (needreply != null) {
            replysign = true;
        }
        return replysign;
    }

    public String getMessageId() throws MessagingException {
        return mimeMessage.getMessageID();
    }

    public boolean isNew() throws MessagingException {
        boolean isnew = false;
        Flags flags = mimeMessage.getFlags();
        Flags.Flag []flag = flags.getSystemFlags();
        System.out.println("flags's length: " + flag.length);
        for (int i = 0; i < flag.length; i++) {
            if (flag[i] == Flags.Flag.SEEN) {
                isnew = true;
                System.out.println("seen Message.......");
                break;
            }
        }
        return isnew;
    }

    public boolean isContainAttach(Part part) throws Exception {
        boolean attachflag = false;
        if (part.isMimeType("multipart/*")) {
            Multipart mp = (Multipart) part.getContent();
            for (int i = 0; i < mp.getCount(); i++) {
                BodyPart mpart = mp.getBodyPart(i);
                String disposition = mpart.getDisposition();
                if ((disposition != null) && ((disposition.equals(Part.ATTACHMENT)) || (disposition.equals(Part.INLINE))))
                    attachflag = true;
                else if (mpart.isMimeType("multipart/*")) {
                    attachflag = isContainAttach(mpart);
                } else {
                    String contype = mpart.getContentType();
                    if (contype.toLowerCase().indexOf("application") != -1) attachflag = true;
                    if (contype.toLowerCase().indexOf("name") != -1) attachflag = true;
                }
            }
        } else if (part.isMimeType("message/rfc822")) {
            attachflag = isContainAttach((Part) part.getContent());
        }
        return attachflag;
    }

    public void saveAttachMent(Part part) throws Exception {
        String fileName;
        if (part.isMimeType("multipart/*")) {
            Multipart mp = (Multipart) part.getContent();
            for (int i = 0; i < mp.getCount(); i++) {
                BodyPart mpart = mp.getBodyPart(i);
                String disposition = mpart.getDisposition();
                if ((disposition != null) && ((disposition.equals(Part.ATTACHMENT)) || (disposition.equals(Part.INLINE))))
                {
                    fileName = mpart.getFileName();
                    if (fileName.toLowerCase().indexOf("gb2312") != -1) {
                        fileName = MimeUtility.decodeText(fileName);
                    }
                    saveFile(fileName, mpart.getInputStream());
                } else if (mpart.isMimeType("multipart/*")) {
                    saveAttachMent(mpart);
                } else {
                    fileName = mpart.getFileName();
                    if ((fileName != null) && (fileName.toLowerCase().indexOf("GB2312") != -1)) {
                        fileName = MimeUtility.decodeText(fileName);
                        saveFile(fileName, mpart.getInputStream());
                    }
                }
            }
        } else if (part.isMimeType("message/rfc822")) {
            saveAttachMent((Part) part.getContent());
        }
    }

    public void setAttachPath(String attachpath) {
        this.saveAttachPath = attachpath;
    }

    public void setDateFormat(String format) throws Exception {
        this.dateformat = format;
    }

    public String getAttachPath() {
        return saveAttachPath;
    }

    private void saveFile(String fileName, InputStream in) throws Exception {
        String osName = System.getProperty("os.name");
        String storedir = getAttachPath();
        String separator;
        if (osName == null) osName = "";
        if (osName.toLowerCase().indexOf("win") != -1) {
            separator = "\\";
            if (storedir == null || storedir.equals("")) storedir = "E:\\Mail\\Attach";
        } else {
            separator = "/";
            storedir = "/tmp";
        }
        File storefile = new File(storedir + separator + fileName);
        System.out.println("storefile's path: " + storefile.toString());

        BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(storefile));
        BufferedInputStream bis = new BufferedInputStream(in);
        try {
            int c;
            while ((c = bis.read()) != -1) {
                bos.write(c);
                bos.flush();
            }
        } catch (Exception exception) {
            exception.printStackTrace();
            throw new Exception("??????!");
        } finally {
            bos.close();
            bis.close();
        }
    }

    public static void main(String args[]) throws Exception {
        String host = "pop3.szmx.com";
        String username = "yHuang";
        String password = "szmx2004";

        Properties props = new Properties();
        Session session = Session.getDefaultInstance(props, null);
        Store store = session.getStore("pop3");
        store.connect(host, username, password);

        Folder folder = store.getFolder("INBOX");
        folder.open(Folder.READ_WRITE);
        Message message[] = folder.getMessages();
        JavaMailReceiverImpl pmm;
        pmm = new JavaMailReceiverImpl((MimeMessage) message[message.length-1]);
        pmm.setAttachPath("E:\\Mail");
        pmm.saveAttachMent(message[message.length-1]);
        Flags flags = message[message.length-1].getFlags();
        Flags.Flag[] sf = flags.getSystemFlags();
        for (int j = 0; j < sf.length; j++) {
            System.out.println(sf[j]);
        }
        message[message.length-1].setFlag(Flags.Flag.RECENT,true);
    }
}