--sunfruit
寫(xiě)了一個(gè)收發(fā)郵件的應(yīng)用程序[在列表里面可以看到]但是畢竟有些復(fù)雜，關(guān)鍵部分其實(shí)也就是幾行代碼，為了大家使用方便，我把發(fā)送郵件的代碼單獨(dú)拿了出來(lái)，并且分為發(fā)送附件/不發(fā)送附件兩個(gè)方法，便于大家查看，只是什么設(shè)計(jì)啦，編程思想啦，等等就談不到了，呵呵，大家將就吧
JDK版本
1.4.x
其 他
JAVAMAIL相關(guān)包
功能簡(jiǎn)介：
簡(jiǎn)單的郵件發(fā)送功能，可以發(fā)送附件
源代碼如下
import javax.mail.*;
import javax.mail.internet.*;
import javax.activation.*;
import java.util.*;
import java.util.*;
import java.text.*;
import java.io.*;
public class SendMail
{
//傳入的參數(shù)有密碼、姓名、誰(shuí)發(fā)、發(fā)給誰(shuí)、主題、正文內(nèi)容、smtp地址、附件文件路徑、附件的新文件名、發(fā)送類型（text/html）
//發(fā)送郵件主函數(shù)
public String sendmail(int myport,String password,String username,String myfrom,String myto,String mysubject,String mytext,String mysmtp,String[] filepath,String[] newfilename,String htmlandtext)
{
try{
int indexstr=0;
if (filepath[0]!=null && !filepath[0].equals(""))
indexstr=1;
//替換字符串
// jbemail myjbemail=new jbemail();
// filepath=myjbemail.myreplace(filepath,"\\","\\\\");
// System.out.println("附件地址"+filepath+"服務(wù)器地址"+mysmtp+mysmtp.length());
//Properties props = new Properties();
Properties props = System.getProperties();
Session sendMailSession;
Store store; //收郵件時(shí)使用
Transport transport;//發(fā)郵件時(shí)使用
props.put("mail.smtp.host",mysmtp);
props.put("mail.smtp.auth","true");
SmtpAuthenticator sa=new SmtpAuthenticator(username,password);
sendMailSession = Session.getInstance(props,sa);
//sendMailSession = Session.getInstance(props,null);
sendMailSession.setDebug(true);
MimeMessage newMessage = new MimeMessage(sendMailSession);
newMessage.setFrom(new InternetAddress(myfrom));
newMessage.setRecipient(Message.RecipientType.TO, new InternetAddress(myto));
//設(shè)定郵件格式
newMessage.setSentDate(new Date());
System.out.println(htmlandtext+"郵件正文格式");
Multipart multipart = new MimeMultipart();
if (htmlandtext.equals("text"))
{
//獲得文本格式的郵件
newMessage.setSubject(mysubject);
BodyPart messageBodyPart = new MimeBodyPart();
messageBodyPart.setText(mytext);
multipart.addBodyPart(messageBodyPart);
}
else if(htmlandtext.equals("html"))
{
//設(shè)置郵件內(nèi)容，將郵件body部分轉(zhuǎn)化為HTML格式
newMessage.setSubject(mysubject,"gb2312");
BodyPart messageBodyPart = new MimeBodyPart();
messageBodyPart.setDataHandler(new DataHandler(mytext,"text/html;charset=gb2312"));
multipart.addBodyPart(messageBodyPart);
}
if (indexstr>0)
{
for(int i=0;i {
if (newfilename[i]!=null)
{
//創(chuàng)建BodyPart對(duì)象以便獲得附件
BodyPart messageBodyPart = new MimeBodyPart();
System.out.println("附件地址"+filepath[i]);
DataSource source = new FileDataSource(filepath[i]);
messageBodyPart.setDataHandler(new DataHandler(source));
messageBodyPart.setFileName(newfilename[i]);
multipart.addBodyPart(messageBodyPart);
}
}
}
//將正文和附件添加到郵件中
newMessage.setContent(multipart);
newMessage.saveChanges();
//transport = sendMailSession.getStore("pop3");
transport = sendMailSession.getTransport("smtp");
transport.connect(mysmtp,myport,username,password);
//transport.connect();
transport.send(newMessage,newMessage.getAllRecipients());
System.out.println("成功發(fā)送到"+myto);
return "ok";
}
catch(MessagingException m)
{
System.out.println(m.toString()+"失敗");
return myto;
}
}
//不含發(fā)送附件的函數(shù)
//傳入的參數(shù)有port地址、密碼、姓名、誰(shuí)發(fā)、發(fā)給誰(shuí)、主題、正文內(nèi)容、smtp地址、發(fā)送類型（text/html）
public String sendmail(String mailPathlog,int myport,String password,String username,String myfrom,String myto,String mysubject,String mytext,String mysmtp,String htmlandtext)
{
try{
//解碼
mysubject=java.net.URLDecoder.decode(mysubject);
//Properties props = new Properties();
Properties props = System.getProperties();
Session sendMailSession;
Store store; //收郵件時(shí)使用
Transport transport;//發(fā)郵件時(shí)使用
props.put("mail.smtp.host",mysmtp);
props.put("mail.smtp.auth","true");
SmtpAuthenticator sa=new SmtpAuthenticator(username,password);
//身份驗(yàn)證
sendMailSession = Session.getInstance(props,sa);
//sendMailSession = Session.getInstance(props,null);
sendMailSession.setDebug(true);
MimeMessage newMessage = new MimeMessage(sendMailSession);
try
{
newMessage.setFrom(new InternetAddress(myfrom,"法律之星"));
newMessage.setRecipient(Message.RecipientType.TO, new InternetAddress(myto));
}
catch(java.io.UnsupportedEncodingException ex)
{
System.out.println(ex.toString());
}
//設(shè)定郵件格式
newMessage.setSentDate(new Date());
System.out.println(htmlandtext+"郵件正文格式");
Multipart multipart = new MimeMultipart();
if (htmlandtext.equals("text"))
{
//獲得文本格式的郵件
newMessage.setSubject(mysubject);
BodyPart messageBodyPart = new MimeBodyPart();
messageBodyPart.setText(mytext);
multipart.addBodyPart(messageBodyPart);
}
else if(htmlandtext.equals("html"))
{
//設(shè)置郵件內(nèi)容，將郵件body部分轉(zhuǎn)化為HTML格式
newMessage.setSubject(mysubject,"gb2312");
BodyPart messageBodyPart = new MimeBodyPart();
messageBodyPart.setDataHandler(new DataHandler(mytext,"text/html;charset=gb2312"));
multipart.addBodyPart(messageBodyPart);
}
//將正文添加到郵件中
newMessage.setContent(multipart);
newMessage.saveChanges();
//transport = sendMailSession.getStore("pop3");
transport = sendMailSession.getTransport("smtp");
transport.connect(mysmtp,myport,username,password);
//transport.connect();
transport.send(newMessage,newMessage.getAllRecipients());
System.out.println("成功發(fā)送到"+myto+mytext);
return "ok";
}
catch(MessagingException m)
{
System.out.println(m.toString()+"失敗");
//生成當(dāng)前日期
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
Date dateTime= new Date();
String sDateTime=dateFormat.format(dateTime);
//生成日志文件
try
{
File filelog=new File(mailPathlog+"\\"+"mainlog.txt");
BufferedWriter out2=new BufferedWriter(new FileWriter(filelog.getPath(),true));
String newline = System.getProperty("line.separator");
out2.write(sDateTime+"/"+mysmtp+"/"+myfrom+"/"+myto+"/"+m.toString()+"/"+newline);
out2.close();
}
catch (IOException ex)
{
System.out.println(ex.toString());
}
return myto;
}
}
class SmtpAuthenticator extends Authenticator
{
//SMTP身份驗(yàn)證
public SmtpAuthenticator(String username,String password)
{
this.username=username;
this.password=password;
}
public PasswordAuthentication getPasswordAuthentication()
{
return new PasswordAuthentication(this.username,this.password);
}
String username=null;
String password=null;
}
}