如何检查电子邮件ID是否存在于域中，而不使用java发送任何邮件 [英] how to check that the email id exist in domain without sending any mails using java

问题描述

我有以下功能：只检查有效的域名，但是我有需要检查域中的有效电子邮件地址，而不发送任何邮件。

  public boolean isValidEmailAddress（String email）{
 boolean result = true; 
 
 try {
 InternetAddress emailAddr = new InternetAddress（email）; 
 emailAddr.validate（）; 
 
} catch（AddressException ex）{
 result = false; 
} 
返回结果; 
} 
  

解决方案

这是一个源代码可以做许多类型的验证，我一直在使用它多年：

http://www.rgagnon.com/javadetails/java-0452.html

注意：请参阅函数isAddressValid（）在页面中进行完整验证。

Is there any way to verify where the email id exist in domain or not?

I am having the following function: it checks only for valid domain, but i need to check for valid email address in domain without sending any mails.

 public boolean isValidEmailAddress(String email) {
   boolean result = true;

   try {
      InternetAddress emailAddr = new InternetAddress(email);
      emailAddr.validate();

   } catch (AddressException ex) {
      result = false;
   }
   return result;
}

解决方案

Here is a source code that could do many type of verification, I've been using it for years :

http://www.rgagnon.com/javadetails/java-0452.html

Note : see the function isAddressValid() in the page for full validation.

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