Package org.apache.commons.net.smtp

# Class SMTPConnectionClosedException

java.lang.Object
java.lang.Throwable
java.lang.Exception
java.io.IOException
org.apache.commons.net.smtp.SMTPConnectionClosedException

All Implemented Interfaces:
  `Serializable`

public final class SMTPConnectionClosedException extends IOException
SMTPConnectionClosedException is used to indicate the premature or unexpected closing of an SMTP connection resulting from a `SMTPReply.SERVICE_NOT_AVAILABLE` response (SMTP reply code 421) to a failed SMTP command. This exception is derived from IOException and therefore may be caught either as an IOException or specifically as an SMTPConnectionClosedException.

See Also:
  - `SMTP`
  - `SMTPClient`
  - Serialized Form

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `SMTPConnectionClosedException()`
  Constructs a SMTPConnectionClosedException with no message
  `SMTPConnectionClosedException(String message)`
  Constructs a SMTPConnectionClosedException with a specified message.

- ## Method Summary

  ### Methods inherited from class java.lang.Throwable

  `addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString`

  ### Methods inherited from class java.lang.Object

  `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- ## Constructor Details

  - ### SMTPConnectionClosedException

    public SMTPConnectionClosedException()
    Constructs a SMTPConnectionClosedException with no message

  - ### SMTPConnectionClosedException

    public SMTPConnectionClosedException(String message)
    Constructs a SMTPConnectionClosedException with a specified message.
    Parameters:
      `message` - The message explaining the reason for the exception.