net.myrrix.common.io

Class IOUtils

java.lang.Object

net.myrrix.common.io.IOUtils

public final class IOUtils
extends Object

Simple utility methods related to I/O.

Author:

Sean Owen

Method Summary

Methods

Modifier and Type	Method and Description
static void	copyStreamToFile(InputStream in, File file)
static void	copyURLToFile(URL url, File file)
static boolean	deleteRecursively(File dir) Attempts to recursively delete a directory.
static InputStream	openMaybeDecompressing(File file) Opens an InputStream to the file.
static String	readSmallTextFromURL(URL url)

Methods inherited from class java.lang.Object

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

Method Detail

deleteRecursively

public static boolean deleteRecursively(File dir)

Attempts to recursively delete a directory. This may not work across symlinks.

Parameters:

dir - directory to delete along with contents

Returns:

true if all files and dirs were deleted successfully

openMaybeDecompressing

public static InputStream openMaybeDecompressing(File file)
                                          throws IOException

Opens an InputStream to the file. If it appears to be compressed, because its file name ends in ".gz" or ".zip" or ".deflate", then it will be decompressed accordingly

Parameters:

file - file, possibly compressed, to open

Returns:

InputStream on uncompressed contents

Throws:

IOException - if the stream can't be opened or is invalid or can't be read

copyStreamToFile

public static void copyStreamToFile(InputStream in,
                    File file)
                             throws IOException

Parameters:

in - stream to read and copy

file - file to write stream's contents to

Throws:

IOException - if the stream can't be read or the file can't be written

copyURLToFile

public static void copyURLToFile(URL url,
                 File file)
                          throws IOException

Parameters:

url - URL whose contents are to be read and copied

file - file to write contents to

Throws:

IOException - if the URL can't be read or the file can't be written

readSmallTextFromURL

public static String readSmallTextFromURL(URL url)
                                   throws IOException

Throws:

IOException