org.apache.wicket.util.file
Class Files

java.lang.Object
  org.apache.wicket.util.file.Files

public class Files
extends java.lang.Object

File utility methods.

Author:

Jonathan Locke

Method Summary

static java.lang.String	basePath(java.lang.String path, java.lang.String extension) Strips off the given extension (probably returned from Files.extension()) from the path, yielding a base pathname.
static java.lang.String	cleanupFilename(java.lang.String filename) Replaces commonly unsupported characters with '_'
static java.lang.String	extension(java.lang.String path) Gets extension from path
static java.lang.String	filename(java.lang.String path) Gets filename from path
static boolean	remove(java.io.File file) Deletes a file, dealing with a particularly nasty bug on Windows.
static int	writeTo(java.io.File file, java.io.InputStream input) Writes the given input stream to the given file
static int	writeTo(java.io.File file, java.io.InputStream input, int bufSize) Writes the given input stream to the given file

Methods inherited from class java.lang.Object

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

Method Detail

basePath

public static java.lang.String basePath(java.lang.String path,
                                        java.lang.String extension)

Strips off the given extension (probably returned from Files.extension()) from the path, yielding a base pathname.

Parameters:

path - The path, possibly with an extension to strip

extension - The extension to strip, or null if no extension exists

Returns:

The path without any extension

extension

public static java.lang.String extension(java.lang.String path)

Gets extension from path

Parameters:

path - The path

Returns:

The extension, like "bmp" or "html", or null if none can be found

filename

public static java.lang.String filename(java.lang.String path)

Gets filename from path

Parameters:

path - The path

Returns:

The filename

remove

public static boolean remove(java.io.File file)

Deletes a file, dealing with a particularly nasty bug on Windows.

Parameters:

file - File to delete

Returns:

True if file was deleted

writeTo

public static final int writeTo(java.io.File file,
                                java.io.InputStream input)
                         throws java.io.IOException

Writes the given input stream to the given file

Parameters:

file - The file to write to

input - The input

Returns:

Number of bytes written

Throws:

java.io.IOException

writeTo

public static final int writeTo(java.io.File file,
                                java.io.InputStream input,
                                int bufSize)
                         throws java.io.IOException

Writes the given input stream to the given file

Parameters:

file - The file to write to

input - The input

bufSize - The memory buffer size. 4096 is a good value.

Returns:

Number of bytes written

Throws:

java.io.IOException

cleanupFilename

public static final java.lang.String cleanupFilename(java.lang.String filename)

Replaces commonly unsupported characters with '_'

Parameters:

filename - to be cleaned

Returns:

cleaned filename