org.apache.commons.io.filefilter
public class EmptyFileFilter extends AbstractFileFilter
If the File is a directory it checks that
it contains no files.
Example, showing how to print out a list of the current directory's empty files/directories:
File dir = new File(".");
String[] files = dir.list( EmptyFileFilter.EMPTY );
for ( int i = 0; i < files.length; i++ ) {
System.out.println(files[i]);
}
Example, showing how to print out a list of the current directory's non-empty files/directories:
File dir = new File(".");
String[] files = dir.list( EmptyFileFilter.NOT_EMPTY );
for ( int i = 0; i < files.length; i++ ) {
System.out.println(files[i]);
}
Since: Commons IO 1.3
Version: $Revision: 437567 $
| Field Summary | |
|---|---|
| static IOFileFilter | EMPTY Singleton instance of empty filter |
| static IOFileFilter | NOT_EMPTY Singleton instance of not-empty filter |
| Constructor Summary | |
|---|---|
| protected | EmptyFileFilter()
Restrictive consructor. |
| Method Summary | |
|---|---|
| boolean | accept(File file)
Checks to see if the file is empty.
|
Parameters: file the file or directory to check
Returns: true if the file or directory
is empty, otherwise false.