Module io.sf.jclf.io

Package io.sf.jclf.io

Class Dir

java.lang.Object

io.sf.jclf.io.Dir

public class Dir
extends Object

Wildcard-enabled directory utility.

Mainly useful as a WildcardFilter showcase.

Example of usage:

java -cp jclf.jar io.sf.jclf.io.Dir "/etc/h*"

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	Dir.FilterListener	Interface used to process files that match a file filter.

Constructor Summary

Constructors

Constructor	Description
Dir()

Method Summary

Modifier and Type	Method	Description
static String	baseName(String path)	Gets the basename of the path.
static boolean	copyFile(File in, File dest, boolean force)	Copies a file.
static boolean	deepCopy(File in, File destDir)	Copies an origin file or directory to a destination path.
static boolean	deleteRecursive(File path)	Recursively deletes a directory and all files and directories inside.
static void	main(String[] args)
static int	wildcardFilter(String wildcardPath, Dir.FilterListener listener)	Given a path with wildcards (like /foo*\/*\/bar), calls a listener for each matching path found in the local file structure.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Dir

public Dir()

Method Details

main

public static void main(String[] args)

baseName

public static String baseName(String path)

Gets the basename of the path.

If the path corresponds to a file, returns the path to parent directory, or null if there isn't, otherwise returns itself (as absolute path)

Parameters:

path - the path

Returns:

the basename, or null if there isn't

wildcardFilter

public static int wildcardFilter(String wildcardPath,
 Dir.FilterListener listener)

Given a path with wildcards (like /foo*\/*\/bar), calls a listener for each matching path found in the local file structure.

Parameters:

wildcardPath - the path with wildcards.

listener - the listener.

Returns:

the number of matching files found.

copyFile

public static boolean copyFile(File in,
 File dest,
 boolean force)

Copies a file.

Parameters:

in - the file to be copied.

dest - the destination path.

force - if true and the destination file exists, it will be removed.

Returns:

true if the action was completed, false otherwise.

deepCopy

public static boolean deepCopy(File in,
 File destDir)

Copies an origin file or directory to a destination path.

If the origin id a directory, all files and directories inside it are copied as well.

Parameters:

in - the origin file.

destDir - destination path.

Returns:

true if the action was completed, false otherwise.

deleteRecursive

public static boolean deleteRecursive(File path)

Recursively deletes a directory and all files and directories inside.

Parameters:

path - the path to the directory.

Returns:

true if the action was completed, false otherwise.