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    1   /* ExtractErrorListener
    2   *
    3   * $Id: ExtractErrorListener.java 3704 2005-07-18 17:30:21Z stack-sf $
    4   *
    5   * Created on Mar 17, 2005
    6   *
    7   * Copyright (C) 2005 Internet Archive.
    8   *
    9   * This file is part of the Heritrix web crawler (crawler.archive.org).
    10  *
    11  * Heritrix is free software; you can redistribute it and/or modify
    12  * it under the terms of the GNU Lesser Public License as published by
    13  * the Free Software Foundation; either version 2.1 of the License, or
    14  * any later version.
    15  *
    16  * Heritrix is distributed in the hope that it will be useful,
    17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    19  * GNU Lesser Public License for more details.
    20  *
    21  * You should have received a copy of the GNU Lesser Public License
    22  * along with Heritrix; if not, write to the Free Software
    23  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
    24  */
    25  package org.archive.extractor;
    26
    27  import java.io.IOException;
    28
    29  import org.archive.net.UURI;
    30
    31  /***
    32   * ExtractErrorListener receives exceptions that may need to be logged
    33   * from inside a LinkExtractor, allowing the extraction to continue
    34   * without raising an exception through hasNext()/next()/nextLink().
    35   *
    36   * @author gojomo
    37   */
    38  public interface ExtractErrorListener {
    39      /***
    40       * Callback to report an extraction error.
    41       *
    42       * @param ex
    43       * @param source
    44       * @param context
    45       */
    46      public void noteExtractError(IOException ex, UURI source, CharSequence context);
    47  }