filesourcedloader.java

一个数据挖掘软件ALPHAMINERR的整个过程的JAVA版源代码

/*
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; either version 2 of the License, or
 *    (at your option) any later version.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with this program; if not, write to the Free Software
 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

/*
 *    FileSourcedLoader.java
 *    Copyright (C) 2004 Mark Hall
 *
 */
package weka.core.converters;

import java.io.File;
import java.io.IOException;

/**
 * Interface to a loader that loads from a file source.
 *
 * @author Mark Hall
 * @version $Revision$
 */
public interface FileSourcedLoader {

  /**
   * Get the file extension used for this type of file
   *
   * @return the file extension
   */
  String getFileExtension();

  /**
   * Get a one line description of the type of file
   *
   * @return a description of the file type
   */
  String getFileDescription();

  /**
   * Set the file to load from
   *
   * @param file the file to load from
   * @exception IOException if an error occurs
   */
   void setFile(File file) throws IOException;

  /**
   * Return the current source file
   *
   * @return a <code>File</code> value
   */
  File getFile();

}