使用java向邮箱发送邮件

import java.io.ByteArrayOutputStream;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.Arrays;
import java.util.Date;
import java.util.Properties; import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.mail.Authenticator;
import javax.mail.Message;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage; import javax.mail.BodyPart;
import javax.mail.Multipart;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMultipart; import org.apache.struts.util.MessageResources;import com.qq.connect.javabeans.tenpay.Address;//import com.sun.istack.internal.ByteArrayDataSource;
public class SendMails {
public int sendMail(String emailTitle, String content, String emailTo,MessageResources message) throws Exception {
System.out.println(smtpServer1);
Properties props = new Properties();
props.put("mail.smtp.auth", "true");
props.put( "mail.transport.protocol", "smpt");
props.put("mail.smtp.host", smtpServer1);
// 获得邮件会话对象
Session session = Session.getInstance(props,new SmtpAuthenticator1(fromMailAddress1, password1));
/** *************************************************** */
// 创建MIME邮件对象
MimeMessage mimeMessage = new MimeMessage(session);
mimeMessage.setFrom(new InternetAddress(fromMailAddress1));// 发件人
mimeMessage.setRecipient(Message.RecipientType.TO, new InternetAddress(emailTo));// 收件人
mimeMessage.setSubject(emailTitle);
mimeMessage.setSentDate(new Date());// 发送日期
Multipart mp = new MimeMultipart("related");// related意味着可以发送html格式的邮件
/** *************************************************** */
BodyPart bodyPart = new MimeBodyPart();// 正文
StringBuffer content = new StringBuffer();
bodyPart.setDataHandler(new DataHandler(content.toString(),"text/html;charset=GBK"));// 网页格式
/** *************************************************** */
// BodyPart attachBodyPart = new MimeBodyPart();// 普通附件
// FileDataSource fds = new FileDataSource("c:/boot.ini");
// attachBodyPart.setDataHandler(new DataHandler(fds));
// attachBodyPart.setFileName("=?GBK?B?"+ new sun.misc.BASE64Encoder().encode(fds.getName().getBytes()) + "?=");// 解决附件名中文乱码
// mp.addBodyPart(attachBodyPart);
/** *************************************************** */
// MimeBodyPart imgBodyPart = new MimeBodyPart(); // 附件图标
// byte[] bytes = readFile("E:/webcms/webcms/WebContent/images/bjx.jpg");
// ByteArrayDataSource fileds = new ByteArrayDataSource(bytes,"application/octet-stream");
// imgBodyPart.setDataHandler(new DataHandler(fileds));
// imgBodyPart.setFileName("button.gif");
// imgBodyPart.setHeader("Content-ID", "<IMG1></IMG1>");// 在html中使用该图片方法src="cid:IMG1"
// mp.addBodyPart(imgBodyPart);
/** *************************************************** */
mp.addBodyPart(bodyPart);
mimeMessage.setContent(mp);//设置邮件内容对象
try {
Transport.send(mimeMessage);//发送邮件
// Transport transport=session.getTransport();
// transport.send(mimeMessage);
} catch (Exception e) {
// e.printStackTrace();
if(e.getMessage().contains("550 User not found")){
return 2;
}else{
return 3;
}
}
//system.out.println("SendEmail OK!!");
return 0;
}
public void setUsername1(String username1) {
this.username1 = username1;
}
public void setPassword1(String password1) {
this.password1 = password1;
}
public void setSmtpServer1(String smtpServer1) {
this.smtpServer1 = smtpServer1;
}public void setFromMailAddress1(String fromMailAddress1) {
this.fromMailAddress1 = fromMailAddress1;
}
public static byte[] readFile(String file) {
FileInputStream fis = null;
ByteArrayOutputStream bos = null;
try {
fis = new FileInputStream(file);
bos = new ByteArrayOutputStream();
int bytesRead;
byte buffer[] = new byte[1024 * 1024];
while ((bytesRead = fis.read(buffer)) != -1) {
bos.write(buffer, 0, bytesRead);
Arrays.fill(buffer, (byte) 0);
}
} catch (IOException e1) {
e1.printStackTrace();
} finally {
try {
if (bos != null)
bos.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return bos.toByteArray();
}
}
/**
* Smtp认证
*/
class SmtpAuthenticator1 extends Authenticator {
String username = null;
String password = null; // SMTP身份验证
public SmtpAuthenticator1(String username, String password) {
this.username = username;
this.password = password;
System.out.println(username+"::::::"+password);
} public PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(this.username, this.password);
} }