发送邮件支持添加多个附件

男娘i 2022-01-11 06:33 309阅读 0赞

import java.io.File;  
import java.util.HashMap;  
import java.util.Map;  
  
import javax.mail.internet.MimeUtility;  
  
import org.apache.commons.mail.DefaultAuthenticator;  
import org.apache.commons.mail.EmailAttachment;  
import org.apache.commons.mail.HtmlEmail;  
import org.apache.log4j.Logger;  
import org.springframework.stereotype.Component;  
import org.springframework.transaction.annotation.Transactional;

public class SendMail \{

// 邮件附件的存放位置

private static String emailFilePath = "resources\\\\upload\\\\emailFile\\\\";  
  
public static String getEmailFilePath() \{  
return emailFilePath;  
\}  
  
public static void setEmailFilePath(String emailFilePath) \{  
SendMailImpl.emailFilePath = emailFilePath;  
\}

/\*\* @Description 发送邮件  
\* @param protocol  
\* 邮箱协议  
\* @param fromEmail  
\* 来自邮箱地址  
\* @param password  
\* 邮箱密码  
\* @param toMail  
\* 要发送的邮件地址  
\* @param title  
\* 标题  
\* @param message  
\* 发送内容  
\* @param files  
\* 所有附件  
\* @return  
\* @throws Exception  
\* Map<String, Object>  
\*  
\*/

public Map<String, Object> sendEmail(String protocol, String fromEmail,  
String password, String toMail, String title, String message,  
String\[\] files) \{  
Map<String, Object> map = new HashMap<String, Object>();  
File file = null;  
EmailAttachment attachment = null;  
try \{  
HtmlEmail email = new HtmlEmail();// HTML邮件  
/\* 配置参数 \*/  
email.setHostName(protocol);  
email.setAuthenticator(new DefaultAuthenticator(fromEmail, password));  
email.setFrom(fromEmail);  
email.setCharset("UTF-8");  
/\* 发送参数 \*/  
email.setSubject(title);  
email.setMsg(message);  
email.addTo(toMail);  
/\* 添加附件 \*/  
String filePath = emailFilePath;  
for (int i = 0; i < files.length - 1; i++) \{  
file = new File(filePath + files\[i\]);  
if (!file.exists()) \{  
map.put("rescode", -1);  
map.put("msg", "找不到文件:" + files\[i\]);  
return map;  
\}  
attachment = new EmailAttachment();  
attachment.setPath(filePath + files\[i\]);  
attachment.setName(MimeUtility.encodeText(files\[i\]));  
email.attach(attachment);  
\}  
email.send();  
map.put("rescode", 1);  
map.put("msg", "成功");  
\} catch (Exception e) \{  
logger.error("发送邮件异常", e);  
map.put("rescode", -2);  
map.put("msg", "发送邮件异常");  
\}  
return map;