JavaMail

package com.mail.tool;

import java.io.File;

import java.io.FileOutputStream;

import java.io.InputStream;

import java.text.DateFormat;

import java.util.Date;

import java.util.Properties;

import java.util.StringTokenizer;

import javax.activation.DataHandler;

import javax.activation.DataSource;

import javax.activation.FileDataSource;

import javax.mail.BodyPart;

import javax.mail.Flags;

import javax.mail.Folder;

import javax.mail.Message;

import javax.mail.Multipart;

import javax.mail.Part;

import javax.mail.Session;

import javax.mail.Store;

import javax.mail.Transport;

import javax.mail.internet.AddressException;

import javax.mail.internet.InternetAddress;

import javax.mail.internet.MimeBodyPart;

import javax.mail.internet.MimeMessage;

import javax.mail.internet.MimeMultipart;

import com.mail.bean.MailBean;

import erBean;

import com.mail.dao.ReceiveDao;

import com.sun.xml.internal.messaging.saaj.packaging.mime.internet.MimeUtility;

public class MailManager {

public int getUnreadCount(UserBean user){//读取未读邮件的个数，POP3没有此功能int count=0;

try{

Properties props=new Properties();//创建一个空的配置

Session mailSession = Session.getInstance(props);//获取一个Session的实例

mailSession.setDebug(true);

Store store = mailSession.getStore("pop3");//设置接收邮件的服务器类型

store.connect(user.getPop(), user.getEmail(), user.getEmailPSW());//连接服务器Folder folder = store.getFolder("INBOX");//获取收件箱中的邮件

folder.open(Folder.READ_ONLY);

count=folder.getUnreadMessageCount();//获取未读邮件的个数

folder.close(true);

store.close();

}

catch (Exception e) {

e.printStackTrace();

}

return count;

}

//接收邮件

public boolean receiveMail(UserBean user){

try{

Properties props=new Properties();//创建一个空的配置

Session mailSession = Session.getInstance(props);//获取一个Session实例mailSession.setDebug(true);

Store store = mailSession.getStore("pop3");//设置接收服务器类型

store.connect(user.getPop(), user.getEmail(), user.getEmailPSW());//连接服务器Folder folder = store.getFolder("INBOX");//获取收件箱中的邮件

folder.open(Folder.READ_WRITE);//打开Folder

Message message[] = folder.getMessages();//获取所有邮件

ReceiveDao receiveDao = new ReceiveDao();//建立保存邮件的数据库

for (int i = 0; i < message.length; i++){

MailBean mail=new MailBean();

mail.setFrom(((InternetAddress)message[i].getFrom()[0]).getAddress());//读取发件人mail.setTo(user.getEmail());//读取收件人

mail.setTheme(message[i].getSubject());//读取邮件主题

DateFormat format=DateFormat.getDateInstance(DateFormat.SHORT);//获取邮件发送日期

mail.setDate(format.format(message[i].getSentDate()));

/////////////////////////////////////////////////

Object content = message[i].getContent();//获取邮件所有内容

String textPlain=contentParser(message[i],"text/plain");//解析邮件中的文本正文String textHtml=contentParser(message[i],"text/html");//解析邮件中的html正文