/*
*
* SchemaCrawler
* http://sourceforge.net/projects/schemacrawler
* Copyright (c) 2000-2009, Sualeh Fatehi.
*
* 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 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU 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.
*
*/
package sf.util;
import java.io.File;
/**
* Utility methods.
*
* @author Sualeh Fatehi
*/
public final class Utility
{
public static File changeFileExtension(final File file, final String ext)
{
final String oldExt = getFileExtension(file);
final String oldFileName = file.getName();
final String newFileName = oldFileName.substring(0, (oldFileName
.lastIndexOf(oldExt) - 1))
+ ext;
return new File(file.getParentFile(), newFileName);
}
public static String getFileExtension(final File file)
{
final String ext;
if (file != null)
{
final String scriptFileName = file.getName();
ext = scriptFileName.lastIndexOf(".") == -1
? ""
: scriptFileName
.substring(scriptFileName
.lastIndexOf(".") + 1,
scriptFileName
.length());
}
else
{
ext = "";
}
return ext;
}
private Utility()
{ // Prevent instantiation
}
}