相同文件路径测试类能正常发送邮件和附件。
java实现类通过前端页面传输过来的文件路径无法发送邮件和附件,文件路径显示找不到,把报错的地址复制到测试类中可以成功发送
java后端serviceImpl代码:
java测试类:
代码如下:
public ResultUtils sendEmailTo(@RequestBody String objStr) {
try {
//将字符串转换为 json对象
JSONArray resultJson = JSONObject.parseArray(objStr);
JSONObject jsonObj = resultJson.getJSONObject(0);
String sendEmail = jsonObj.getString("sendEmail");
String receiveEmail = jsonObj.getString("receiveEmail");
String ccEmail = jsonObj.getString("ccEmail");
String theme = jsonObj.getString("theme");
String content = jsonObj.getString("content");
List<File> filepath = new ArrayList<>();
String annex = jsonObj.getString("annex");
String annexArray[] = annex.split(",");
List<String> annexList = Arrays.asList(annexArray);
for (String str:annexList) {
int result1 = str.indexOf("[");
int result2 = str.indexOf("]");
if(result1 != -1){
//截取[之后字符串
String str1 = str.substring(0, str.indexOf("["));
String str2 = str.substring(str1.length()+1, str.length());
int results1 = str2.indexOf("]");
if(results1 != -1){
//截取]之前字符串
String str3 = str2.substring(0, str2.indexOf("]"));
str3.replace("\"", "");
// filepath.add(str3);
filepath.add(new File(str3));
}else{
// filepath.add(str2);
filepath.add(new File(str2));
}
} else if(result2 != -1){
//截取]之前字符串
String str2 = str.substring(0, str.indexOf("]"));
str2.replace("\"", "");
// filepath.add(str2);
filepath.add(new File(str2));
}else{
// filepath.add(str);
filepath.add(new File(str));
}
}
//1、连接邮件服务器的参数配置
Properties props = new Properties();
//设置用户的认证方式
props.setProperty("mail.smtp.auth", "true"); //指定验证为true是否需要身份验证
//设置传输协议
props.setProperty("mail.transport.protocol", "smtp");
//设置发件人的SMTP服务器地址
props.setProperty("mail.smtp.host", "smtp.exmail.qq.com");
//QQ邮箱的SSL加密
props.put("mail.smtp.ssl.enable", "true");
//2、创建定义整个应用程序所需的环境信息的 Session 对象
Session session = Session.getInstance(props);
//开启Session的debug模式
session.setDebug(true);
//1.创建一封邮件的实例对象
MimeMessage msg = new MimeMessage(session);
//2.设置发件人地址
msg.setFrom(new InternetAddress(sendEmail));
// 多个收件人地址
InternetAddress[] receiveEmailTo = null;
if (receiveEmail != null && receiveEmail.trim().length() > 0) {
//提取多个空格
String[] receiveList = receiveEmail.split("\\s+");
int receiveCount = receiveList.length;
if (receiveCount > 0) {
receiveEmailTo = new InternetAddress[receiveCount];
for (int i = 0; i < receiveCount; i++) {
receiveEmailTo[i] = new InternetAddress(receiveList[i]);
}
}
} else {
System.out.println("None receiver!");
// return false;
}
//多个抄送人地址
InternetAddress[] ccEmailTo = null;
if (ccEmail != null && ccEmail.trim().length() > 0) {
//提取多个空格
String[] copyList = ccEmail.split("\\s+");
int copyCount = copyList.length;
if (copyCount > 0) {
ccEmailTo = new InternetAddress[copyCount];
for (int i = 0; i < copyCount; i++) {
ccEmailTo[i] = new InternetAddress(copyList[i]);
}
}
}
/**
* 3.设置收件人地址(可以增加多个收件人、抄送、密送),即下面这一行代码书写多行
* MimeMessage.RecipientType.TO:发送
* MimeMessage.RecipientType.CC:抄送
* MimeMessage.RecipientType.BCC:密送
*/
msg.setRecipients(MimeMessage.RecipientType.TO, receiveEmailTo);
msg.setRecipients(MimeMessage.RecipientType.CC, ccEmailTo);
//4.设置邮件主题
msg.setSubject(theme,"UTF-8");
//5.设置邮件内容
msg.setContent(content, "text/html;charset=UTF-8");
//6.添加邮件附件
//多个附件
MimeMultipart mm = new MimeMultipart();
if (filepath != null && filepath.size() > 0) {
for (File path : filepath) {
// 1. 创建附件"节点"
MimeBodyPart attachment = new MimeBodyPart();
// 2.读取本地文件
DataHandler dh = new DataHandler(new FileDataSource(path));
// 3.将附件数据添加到"节点"
attachment.setDataHandler(dh);
// 4.设置附件的文件名(需要编码)
attachment.setFileName(MimeUtility.encodeText(dh.getName()));
mm.addBodyPart(attachment); // 如果有多个附件,可以创建多个多次添加
}
// 6. 设置附件的关系(合成一个大的混合"节点" / Multipart )
mm.setSubType("mixed"); // 混合关系
}
// 7. 设置整个邮件的关系(将最终的混合"节点"作为邮件的内容添加到邮件对象)
msg.setContent(mm);
//设置邮件的发送时间,默认立即发送
msg.setSentDate(new Date());
//4、根据session对象获取邮件传输对象Transport
Transport transport = session.getTransport();
//设置发件人的账户名和密码
transport.connect(sendEmail, "2012.0408.Exo.");
//发送邮件,并发送到所有收件人地址,message.getAllRecipients() 获取到的是在创建邮件对象时添加的所有收件人, 抄送人, 密送人
transport.sendMessage(msg,msg.getAllRecipients());
//5、关闭邮件连接
transport.close();
} catch (Exception e){
return new ResultUtils(1,"发送邮件失败!");
}
return new ResultUtils(0,"发送成功");
}