/**
* Add a FileFilter to list of file filters to be accepted
*
* @param filter FileFilter to be added
*/
public void add(AbstractFilePersister filter) {
filters.add(filter);
String extension = filter.getExtension();
if (!extensions.contains(extension)) {
extensions.add(filter.getExtension());
desc = ((desc == null) ? "" : desc + ", ") + "*." + extension;
}
}
/**
* Find the base name of the given filename.
*
* <p>This is the name minus any valid file extension. Invalid extensions are left alone.
*
* @param n the given file name
* @return the name (a String) without extension
*/
public String getBaseName(String n) {
AbstractFilePersister p = getPersisterFromFileName(n);
if (p == null) {
return n;
}
int extLength = p.getExtension().length() + 1;
return n.substring(0, n.length() - extLength);
}
/** @return the extension of the default persister (just the text, not the ".") */
public String getDefaultExtension() {
return defaultPersister.getExtension();
}
