javamail与exchange 发送图片与文字（图片内嵌）

javamail与exchange 发送图片与文字（图片内嵌）

package com.ellington.test;

import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Date;  
import java.util.Properties;  
 
import javax.mail.BodyPart;  
import javax.mail.Message;  
import javax.mail.MessagingException;  
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 sun.misc.BASE64Decoder;
import sun.misc.BASE64Encoder;
 
public class Mailer {  
    private String host;  
    private String auth;  
    private String username;  
    private String domainUser;  
    private String password;  
 
    public boolean send(String[] to, String[] cc, String[] bcc, String subject, String content) throws MessagingException {  
        Properties props = new Properties();  
        props.put("mail.smtp.host", host);  
        props.put("mail.smtp.auth", auth);  
        Session s = Session.getInstance(props);  
        //      s.setDebug(true);  
 
        MimeMessage message = new MimeMessage(s);  
 
        InternetAddress from = new InternetAddress(username);  
        message.setFrom(from);  
        InternetAddress[] Toaddress = new InternetAddress[to.length];  
        for (int i = 0; i < to.length; i++)  
            Toaddress[i] = new InternetAddress(to[i]);  
        message.setRecipients(Message.RecipientType.TO, Toaddress);  
 
        if (cc != null) {  
            InternetAddress[] Ccaddress = new InternetAddress[cc.length];  
            for (int i = 0; i < cc.length; i++)  
                Ccaddress[i] = new InternetAddress(cc[i]);  
            message.setRecipients(Message.RecipientType.CC, Ccaddress);  
        }  
 
        if (bcc != null) {  
            InternetAddress[] Bccaddress = new InternetAddress[bcc.length];  
            for (int i = 0; i < bcc.length; i++)  
                Bccaddress[i] = new InternetAddress(bcc[i]);  
            message.setRecipients(Message.RecipientType.BCC, Bccaddress);  
        }  
        message.setSubject(subject);  
        message.setSentDate(new Date());  
 
        BodyPart mdp = new MimeBodyPart();  
        mdp.setContent(content, "text/html;charset=utf-8");  
        Multipart mm = new MimeMultipart();  
        mm.addBodyPart(mdp);  
        message.setContent(mm);  
 
        message.saveChanges();  
        Transport transport = s.getTransport("smtp");  
        transport.connect(host, (null == domainUser) ? username : domainUser, password);  
        transport.sendMessage(message, message.getAllRecipients());  
        transport.close();  
        return true;  
    }  
 
    public Mailer(String host, String auth, String domainUser, String username, String password) {  
        super();  
        this.host = host;  
        this.auth = auth;  
        this.domainUser = domainUser;  
        this.username = username;  
        this.password = password;  
    }
    /**
     * @param args
     * @throws MessagingException
     */
    public static void main(String[] args) throws MessagingException {
        // TODO Auto-generated method stub
        System.out.println(GetImageStr());
        new Mailer("10.110.4.4", "false", "abc\\sysadmin", "[email protected]", "sysadmin").send(new String[] { "[email protected]","[email protected]" }, null, null, "邮件中发送文字与图片", "<h3>hello html5</h3><img src=\"data:image/png;base64,"+GetImageStr()+"\">" );
    }        
        
     public static String GetImageStr()
        {//将图片文件转化为字节数组字符串，并对其进行Base64编码处理
            String imgFile = "d:\\111.jpg";//待处理的图片
            InputStream in = null;
            byte[] data = null;
            //读取图片字节数组
            try
            {
                in = new FileInputStream(imgFile);        
                data = new byte[in.available()];
                in.read(data);
                in.close();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
            //对字节数组Base64编码
            BASE64Encoder encoder = new BASE64Encoder();
            return encoder.encode(data);//返回Base64编码过的字节数组字符串
        }
        public static boolean GenerateImage(String imgStr)
        {//对字节数组字符串进行Base64解码并生成图片
            if (imgStr == null) //图像数据为空
                return false;
            BASE64Decoder decoder = new BASE64Decoder();
            try
            {
                //Base64解码
                byte[] b = decoder.decodeBuffer(imgStr);
                for(int i=0;i<b.length;++i)
                {
                    if(b[i]<0)
                    {//调整异常数据
                        b[i]+=256;
                    }
                }
                //生成jpeg图片
                String imgFilePath = "d:\\222.jpg";//新生成的图片
                OutputStream out = new FileOutputStream(imgFilePath);    
                out.write(b);
                out.flush();
                out.close();
                return true;
            }
            catch (Exception e)
            {
                return false;
            }
        }        
}

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