public class FileDeleteStrategy extends Object
There is more than one way to delete a file. You may want to limit access to certain directories, to only delete directories if they are empty, or maybe to force deletion.
This class captures the strategy to use and is designed for user subclassing.
|Modifier and Type||Field and Description|
The singleton instance for normal file deletion, which does not permit the deletion of directories that are not empty.
|Modifier||Constructor and Description|
|Modifier and Type||Method and Description|
Deletes the file object, which may be a file or a directory.
Actually deletes the file object, which may be a file or a directory.
Gets a string describing the delete strategy.
public static final FileDeleteStrategy NORMAL
protected FileDeleteStrategy(String name)
name- the name by which the strategy is known
public boolean deleteQuietly(File fileToDelete)
IOExceptions are caught and false returned instead. If the file does not exist or is null, true is returned.
Subclass writers should override
doDelete(File), not this method.
fileToDelete- the file to delete, null returns true
protected boolean doDelete(File fileToDelete) throws IOException
This method is designed for subclasses to override.
The implementation may return either false or an
when deletion fails. The
deleteQuietly(File) method will handle
either response appropriately.
A check has been made to ensure that the file will exist.
This implementation uses
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