Remove File Name Suffix : Path « File Input Output « Java

Remove File Name Suffix

Remove File Name Suffix

 * Copyright (C) 2001-2003 Colin Bell
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * Lesser General Public License for more details.
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

import java.text.NumberFormat;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

 * General purpose utilities functions.
 * @author <A HREF="">Colin Bell</A>
public class Utilities

   * Remove the suffix from the passed file name.
   * @param  fileName  File name to remove suffix from.
   * @return <TT>fileName</TT> without a suffix.
   * @throws IllegalArgumentException  if <TT>null</TT> file name passed.
  public static String removeFileNameSuffix(String fileName)
     if (fileName == null)
        throw new IllegalArgumentException("file name == null");
     int pos = fileName.lastIndexOf('.');
     if (pos > 0 && pos < fileName.length() - 1)
        return fileName.substring(0, pos);
     return fileName;



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