JavaMail发送邮件（普通邮件，html邮件以及附件邮件）
实现普通邮件，html邮件以及附件邮件的发送；此例子使用的是163邮箱
邮箱的服务地址，邮件用户名密码在配置文件中读取；
#邮箱地址
mailAddress=
#邮箱服务
mailServer=smtp.163.com
#邮箱服务
mailHost=imap.163.com
#邮件用户名
mailAccount=
#邮箱密码
mailPassword=发送邮件类：
public class SendEmail {
private static String mailAddress;
private static String mailServer;
private static String mailAccount;
static {
mailAddress = WorkflowUitl.getWorkflowPropertys("mailAddress");
mailServer = WorkflowUitl.getWorkflowPropertys("mailServer");
mailAccount = WorkflowUitl.getWorkflowPropertys("mailAccount");
}
/**
* 发送普通邮件
*
* @throws Exception
*/
public static void sendNormalMail(Email email) throws Exception {
Properties prop = new Properties(); // 获取系统环境
Authenticator auth = new MailAuthenticator(); // 邮件服务器认证
prop.put("mail.smtp.host", mailServer);
prop.put("mail.smtp.auth", "true");
Session session = Session.getDefaultInstance(prop, auth);// 设置对话和邮件服务器进行通讯
Message message = new MimeMessage(session);
/*
* 设置邮件对象
*/
try {
message.setSubject(email.getEmail_subject()); // 设置邮件主题
message.setContent(email.getEmail_content(), "text/plain"); // 设置邮件格式
message.setHeader("Header:", email.getEmail_header()); // 设置邮件标题
message.setSentDate(new Date()); // 设置发送时间
Address address = new InternetAddress(mailAddress,mailAccount); // 设置发信人地址
message.setFrom(address);
// 设置接收人地址
// 设置多个收件人地址
List list = new ArrayList();// 不能使用string类型的类型，这样只能发送一个收件人
for (int i = 0; i < email.getEmail_to().length; i++) {
list.add(new InternetAddress(email.getEmail_to()[i]));
}
InternetAddress[] internetAddressTo = (InternetAddress[]) list
.toArray(new InternetAddress[list.size()]);
message.setRecipients(Message.RecipientType.TO, internetAddressTo);
message.saveChanges();
System.out.println("开始发送邮件……");
Transport.send(message); // 发送邮件
System.out.println("发送成功！");
} catch (MessagingException e) {
System.out.println("发送失败！");
e.printStackTrace();
}
}
/**
* 发送带附件的邮件
*
* @throws UnsupportedEncodingException
*/
public static boolean sendEmailWithAttachment(Email email)
throws UnsupportedEncodingException {
Properties prop = new Properties();
prop.put("mail.smtp.host", mailServer);
prop.put("mail.smtp.auth", "true");
Authenticator auth = new MailAuthenticator();
Session session = Session.getDefaultInstance(prop, auth);
Message message = new MimeMessage(session); boolean flag = false; try { message.setSubject(email.getEmail_subject());// 设置邮件主题 message.setHeader("Header:", email.getEmail_header()); // 设置邮件标题 message.setSentDate(new Date()); // 设置发送时间 Address addressFrom = new InternetAddress(mailAddress, mailAccount); // 设置发信人地址 message.setFrom(addressFrom); BodyPart messageBodyPart = new MimeBodyPart(); messageBodyPart.setContent(email.getEmail_content(), "text/html;charset=utf-8"); Multipart multipart = new MimeMultipart(); multipart.addBodyPart(messageBodyPart); MimeBodyPart mimeBodyPart; //多个附件 for (int i = 0; i < email.getEmail_file().size(); i++) { Map
message.saveChanges(); System.out.println("开始发送邮件……");
Transport.send(message);
System.out.println("发送成功！"); flag = true; } catch (MessagingException e) { System.out.println("发送失败！"); flag = false; e.printStackTrace(); } return flag; } /** * 发送带html的邮件 * * @throws UnsupportedEncodingException */ public static void sendEmailWithHtml(Email email) throws UnsupportedEncodingException { Properties prop = new Properties(); Authenticator auth = new MailAuthenticator(); prop.put("mail.smtp.host", mailServer); prop.put("mail.smtp.auth", "true"); Session session = Session.getDefaultInstance(prop, auth); Message message = new MimeMessage(session); String htmlText = email.getEmail_content(); try { message.setSubject(email.getEmail_subject()); message.setContent(htmlText,"text/html;charset=utf-8"); message.setSentDate(new Date()); Address address = new InternetAddress(mailAddress, mailAccount); // 设置多个收件人地址 List list = new ArrayList();// 不能使用string类型的类型，这样只能发送一个收件人 for (int i = 0; i < email.getEmail_to().length; i++) { list.add(new InternetAddress(email.getEmail_to()[i])); } InternetAddress[] internetAddressTo = (InternetAddress[]) list .toArray(new InternetAddress[list.size()]); message.setRecipients(Message.RecipientType.TO, internetAddressTo); message.setFrom(address); message.saveChanges(); System.out.println("开始发送邮件……"); Transport.send(message); System.out.println("发送成功！"); } catch (MessagingException e) { System.out.println("发送失败！"); e.printStackTrace(); } } /** * 测试 * * @param args */ public static void main(String args[]) { Email email = new Email(); email.setEmail_header("header"); email.setEmail_subject("测试邮件发送"); email.setEmail_content("sssssssssssssssssssssssssssssss"); String[] to = { "[email protected]", "[email protected]" }; email.setEmail_to(to); try { // 发送普通邮件 sendNormalMail(email); // 发送带html的邮件 sendEmailWithHtml(email); email.setEmail_file("C:/Users/SF/Pictures/11.jpg"); // 发送带附件的邮件 sendEmailWithAttachment(email); } catch (Exception e) { e.printStackTrace(); } } }
邮箱用户名密码类：
package cn.jasgroup.jasframework.utils.mailutil;
import javax.mail.Authenticator;
import javax.mail.PasswordAuthentication;
import cn.jasgroup.jasframework.workflow.utils.WorkflowUitl;
public class MailAuthenticator extends Authenticator {
private final static String mailAddress;
private final static String mailPassword;
static {
mailAddress = WorkflowUitl.getWorkflowPropertys("mailAddress");
mailPassword = WorkflowUitl.getWorkflowPropertys("mailPassword");
}
protected PasswordAuthentication getPasswordAuthentication(){
return new PasswordAuthentication(mailAddress,mailPassword);
}
}
邮件实体类：
package cn.jasgroup.jasframework.utils.mailutil;
import java.util.Date;
public class Email { public Date sendDate=null;
private String[] email_to;//收件人地址 private String email_subject;//邮件主题 private String email_header;//邮件标题 private String email_content;//邮件内容 private String email_file;//发送附件邮件时的附件地址 public Email(){} public String getEmail_content() { return email_content; } public void setEmail_content(String email_content) { this.email_content = email_content; } public String getEmail_subject() { return email_subject; } public void setEmail_subject(String emailSubject) { email_subject = emailSubject; } public String[] getEmail_to() { return email_to; } public void setEmail_to(String[] email_to) { this.email_to = email_to; } public String getEmail_header() { return email_header; } public void setEmail_header(String emailHeader) { email_header = emailHeader; } public String getEmail_file() { return email_file; } public void setEmail_file(String emailFile) { email_file = emailFile; }
}