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    1   /*
    2    * Copyright 2001-2005 The Apache Software Foundation
    3    *
    4    * Licensed under the Apache License, Version 2.0 (the "License");
    5    * you may not use this file except in compliance with the License.
    6    * You may obtain a copy of the License at
    7    *
    8    *     http://www.apache.org/licenses/LICENSE-2.0
    9    *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  package org.apache.commons.net.nntp;
    17
    18  import java.io.IOException;
    19
    20  /****
    21   * NNTPConnectionClosedException is used to indicate the premature or
    22   * unexpected closing of an NNTP connection resulting from a
    23   * {@link org.apache.commons.net.nntp.NNTPReply#SERVICE_DISCONTINUED NNTPReply.SERVICE_DISCONTINUED }
    24   *  response (NNTP reply code 400) to a
    25   * failed NNTP command.  This exception is derived from IOException and
    26   * therefore may be caught either as an IOException or specifically as an
    27   * NNTPConnectionClosedException.
    28   * <p>
    29   * <p>
    30   * @author Daniel F. Savarese
    31   * @see NNTP
    32   * @see NNTPClient
    33   ***/
    34
    35  public final class NNTPConnectionClosedException extends IOException
    36  {
    37
    38      /**** Constructs a NNTPConnectionClosedException with no message ***/
    39      public NNTPConnectionClosedException()
    40      {
    41          super();
    42      }
    43
    44      /****
    45       * Constructs a NNTPConnectionClosedException with a specified message.
    46       * <p>
    47       * @param message  The message explaining the reason for the exception.
    48       ***/
    49      public NNTPConnectionClosedException(String message)
    50      {
    51          super(message);
    52      }
    53
    54  }