所有工具类
本文章向大家介绍EmailUtil，主要包括EmailUtil使用实例、应用技巧、基本知识点总结和需要注意事项，具有一定的参考价值，需要的朋友可以参考一下。
package zj.email.util;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Properties;
import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.mail.Address;
import javax.mail.BodyPart;
import javax.mail.Message;
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 javax.mail.internet.MimeUtility;
import org.apache.log4j.Logger;
import zj.check.util.CheckUtil;
import zj.common.exception.ServiceException;
import zj.email.bean.EmailDto;
import zj.java.util.JavaUtil;
/**
* 概况 ：EmailUtil工具类<br>
*
* @version 1.00 （2011.12.02）
* @author SHNKCS 张军 {@link <a target=_blank href="http://www.zhangjunbk.com">张军个人网站</a> <a target=_blank href="http://user.qzone.qq.com/360901061/">张军QQ空间</a>} <br>
*/
public class EmailUtil {
private static Logger logger = Logger.getLogger(EmailUtil.class);
/**
* 发送邮件
*
* @param dto
*/
public static boolean sendEmail(EmailDto dto) {
try {
Properties props = new Properties();
props.put("mail.smtp.host", dto.getMailSmtpHost());
props.put("mail.smtp.auth", "true");
// 使用 STARTTLS安全连接:
// props.setProperty("mail.smtp.port", "465");
// props.setProperty("mail.smtp.starttls.enable", "true");
// props.setProperty("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory");
// props.setProperty("mail.smtp.socketFactory.fallback", "false");
if (dto.getPropertiesMap() != null && dto.getPropertiesMap().size() > 0) {
props.putAll(dto.getPropertiesMap());
}
// 邮件会话类Session，跟httpSession类似。传入属性设置properties和授权验证对象
Session session = null;
// 无授权验证
session = Session.getInstance(props);
// 授权验证
// SmtpAuth auth = new SmtpAuth();
// auth.setUser(dto.getUser());
// auth.setPassword(dto.getPassword());
// session = Session.getInstance(props, auth);
session.setDebug(dto.isDebug());
// 由邮件会话新建一个消息对象
MimeMessage message = new MimeMessage(session);
InternetAddress from = new InternetAddress(dto.getFromAddress());
// 设置发信人
message.setFrom(from);
// 设置收信人
if (CheckUtil.isNotNull(dto.getToAddresses())) {
String[] sary = JavaUtil.split(dto.getToAddresses(), ";");
List<String> emails = new ArrayList<String>();
for (int i = 0; i < sary.length; i++) {
if (CheckUtil.isEmail(sary[i])) {
emails.add(sary[i]);
} else {
logger.warn("无效的收件人邮件地址:" + sary[i]);
}
}
if (emails.size() > 0) {
Address[] addressAry = new InternetAddress[emails.size()];
for (int i = 0; i < emails.size(); i++) {
String email = emails.get(i);
addressAry[i] = new InternetAddress(email);
}
message.setRecipients(Message.RecipientType.TO, addressAry);
} else {
throw new ServiceException("验证所有收件人失败,收件人至少有一个人");
}
} else {
throw new ServiceException("收件人至少有一个人");
}
// 设置抄送人
if (CheckUtil.isNotNull(dto.getCcAddresses())) {
String[] sary = JavaUtil.split(dto.getCcAddresses(), ";");
List<String> emails = new ArrayList<String>();
for (int i = 0; i < sary.length; i++) {
if (CheckUtil.isEmail(sary[i])) {
emails.add(sary[i]);
} else {
logger.warn("无效的抄送人邮件地址:" + sary[i]);
}
}
if (emails.size() > 0) {
Address[] addressAry = new InternetAddress[emails.size()];
for (int i = 0; i < emails.size(); i++) {
String email = emails.get(i);
addressAry[i] = new InternetAddress(email);
}
message.setRecipients(Message.RecipientType.CC, addressAry);
}
}
// 设置密送人
if (CheckUtil.isNotNull(dto.getBccAddresses())) {
String[] sary = JavaUtil.split(dto.getBccAddresses(), ";");
List<String> emails = new ArrayList<String>();
for (int i = 0; i < sary.length; i++) {
if (CheckUtil.isEmail(sary[i])) {
emails.add(sary[i]);
} else {
logger.warn("无效的密送人邮件地址:" + sary[i]);
}
}
if (emails.size() > 0) {
Address[] addressAry = new InternetAddress[emails.size()];
for (int i = 0; i < emails.size(); i++) {
String email = emails.get(i);
addressAry[i] = new InternetAddress(email);
}
message.setRecipients(Message.RecipientType.BCC, addressAry);
}
}
// 设置主题
message.setSubject(dto.getSubject());
// 设置发信时间
message.setSentDate(new Date());
// 发送邮件
Multipart mm = new MimeMultipart();
if (dto.getContentObj() == null) {
dto.setContentObj("");
}
BodyPart mdpContent = new MimeBodyPart();
// 添加内容
mdpContent.setContent(dto.getContentObj(), dto.getContentType());
mm.addBodyPart(mdpContent);
// 添加附件
if (CheckUtil.isNotNull(dto.getFileDataSources())) {
String[] sary = JavaUtil.split(dto.getFileDataSources(), ";");
String[] saryName = JavaUtil.split(dto.getFileDataSourcesName(), ";");
for (int i = 0; i < sary.length; i++) {
FileDataSource fdsFile = new FileDataSource(sary[i]);
DataHandler dh = new DataHandler(fdsFile);
BodyPart mdpAttachment = new MimeBodyPart();
String fileName = null;
if (saryName.length > i) {
fileName = saryName[i];
}
if (CheckUtil.isNull(fileName)) {
fileName = fdsFile.getName();
}
mdpAttachment.setFileName(MimeUtility.encodeWord(fileName));
mdpAttachment.setDataHandler(dh);
mm.addBodyPart(mdpAttachment);
}
}
message.setContent(mm);
// 保存改变
message.saveChanges();
// ****************************************************//
Transport transport = session.getTransport(dto.getProtocol());
// 以smtp方式登录邮箱，第一个参数是发送邮件用的邮件服务器SMTP地址，第二个参数为用户名，第三个参数密码
transport.connect(dto.getMailSmtpHost(), dto.getUser(), dto.getPassword());
// 发送邮件，其中第二个参数是所有已设好的收件人地址
transport.sendMessage(message, message.getAllRecipients());
transport.close();
logger.info("发送邮件成功");
return true;
} catch (Exception e) {
throw new ServiceException(e);
}
}
}email工具类参数
package zj.email.bean;
import java.io.Serializable;
import java.util.HashMap;
import java.util.Map;
import lombok.Data;
import zj.check.util.CheckUtil;
import zj.java.util.JavaUtil;
/**
* email工具类参数<br>
*
* @version 1.00 （2011/11/08）
* @author 张军 {@link <a target=_blank href="http://www.zhangjunbk.com">张军个人网站</a> <a target=_blank href="http://user.qzone.qq.com/360901061/">张军QQ空间</a>}
*/
@Data
public class EmailDto implements Serializable {
private static final long serialVersionUID = 1L;
/**
* 发件人使用发邮件的电子信箱服务器,默认smtp.126.com
*/
private String mailSmtpHost;
/**
* 是否调试
*/
private boolean debug;
/**
* 发送人邮箱地址
*/
private String fromAddress;
/**
* 收件人邮箱地址(多个以;号隔开)
*/
private String toAddresses;
/**
* 密送人邮箱地址(多个以;号隔开)
*/
private String bccAddresses;
/**
* 抄送人邮箱地址(多个以;号隔开)
*/
private String ccAddresses;
/**
* 设置主题
*/
private String subject;
/**
* 发送主体内容
*/
private Object contentObj;
/**
* 编码,默认text/html;charset=UTF-8
*/
private String contentType = "text/html;charset=UTF-8";
/**
* 附件地址
*/
private String fileDataSources;
/**
* 附件地址名
*/
private String fileDataSourcesName;
/**
* 协议,默认smtp
*/
private String protocol = "smtp";
/**
* 发送邮件用户名
*/
private String user;
/**
* 发送邮件密码
*/
private String password;
// 属性设置
private Map<String, Object> propertiesMap = new HashMap<String, Object>();
/**
* 是否465端口发送
*/
private boolean send465Port;
/**
* 自动设置用户名
*/
public void autoSetUser() {
if (CheckUtil.isNull(user)) {
// 设置用户名
String[] userAry = JavaUtil.split(this.fromAddress, "@");
if (userAry.length > 0) {
user = userAry[0];
}
}
}
/**
* 改成465端口发送
*/
private void send465Port() {
if (isSend465Port()) {
propertiesMap.put("mail.smtp.port", "465");
propertiesMap.put("mail.smtp.starttls.enable", "true");
propertiesMap.put("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory");
propertiesMap.put("mail.smtp.socketFactory.fallback", "false");
}
}
/**
* 自动设置服务器
*/
public void autoSetMailSmtpHost() {
if (CheckUtil.isNull(mailSmtpHost)) {
String[] userAry = JavaUtil.split(this.fromAddress, "@");
if (userAry.length > 1) {
String hosts[] = JavaUtil.split(userAry[1], ".");
if (hosts.length > 0) {
String host = hosts[0];
if ("qq".equalsIgnoreCase(host) || "allianity".equalsIgnoreCase(host)) {
mailSmtpHost = "smtp.qq.com";
} else if ("yahoo".equalsIgnoreCase(host)) {
mailSmtpHost = "smtp.mail.yahoo.com.cn";
} else if ("163".equalsIgnoreCase(host)) {
mailSmtpHost = "smtp.163.com";
} else if ("126".equalsIgnoreCase(host)) {
mailSmtpHost = "smtp.126.com";
} else if ("notice".equalsIgnoreCase(host)) {
mailSmtpHost = "smtpdm.aliyun.com";
} else {
mailSmtpHost = "smtp.126.com";
}
// 设置发送邮件端口号
send465Port();
}
}
}
}
}
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