org.ow2.proactive.utils

Class FileUtils

java.lang.Object

org.ow2.proactive.utils.FileUtils

Direct Known Subclasses:

ZipUtils

@PublicAPI
public class FileUtils
extends Object

Utils for file handling files.

Since:

ProActive Scheduling 3.0

Constructor Summary

Constructors

Constructor and Description
FileUtils()

Method Summary

Modifier and Type	Method and Description
static File	createTempDirectory(String prefix, String suffix, File directory) Creates a new temp directory in the specified directory, using the given prefix and suffix strings to generate its name.
static void	deleteRecursively(Path path) Deletes a file or directory and all contents recursively.
static String	getExtension(String fileName)
static String	getFileNameWithExtension(URL url) Extract a file name with it's extension from the given URL.
static void	removeDir(File dir) Remove directories and files recursively
static Properties	resolvePropertiesFile(String fileNamePath)

Methods inherited from class java.lang.Object

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

Constructor Detail

FileUtils

public FileUtils()

Method Detail

removeDir

public static void removeDir(File dir)

Remove directories and files recursively

Parameters:

dir - the root dir to be removed, (will be also removed)

deleteRecursively

public static void deleteRecursively(Path path)
                              throws IOException

Deletes a file or directory and all contents recursively.

Parameters:

path - the file to delete.

Throws:

IOException

createTempDirectory

public static File createTempDirectory(String prefix,
                                       String suffix,
                                       File directory)
                                throws IOException

Creates a new temp directory in the specified directory, using the given prefix and suffix strings to generate its name. If this method returns successfully then it is guaranteed that the directory is created.

The prefix argument must be at least three characters long. It is recommended that the prefix be a short, meaningful string such as "hjb" or "mail". The suffix argument may be null, in which case the suffix ".tmpdir" will be used.

Parameters:

prefix - The prefix string to be used in generating the directory's name; must be at least three characters long

suffix - The suffix string to be used in generating the directory's name; may be null, in which case the suffix ".tmpdir" will be used

directory - The directory in which the temp directory is to be created, or null if the default temporary-file directory is to be used

Returns:

the created temp directory

Throws:

IOException - if the directory cannot be created

getExtension

public static String getExtension(String fileName)

getFileNameWithExtension

public static String getFileNameWithExtension(URL url)

Extract a file name with it's extension from the given URL. This file name is computed based on the last occurence of the dot character inside the URL path It follows the general rule: protocol://host:port/leading_path/filename.extension/trailing_path?query If there is no dot character inside the URL path, the file name returned is based on the last occurrence of the slash character: protocol://host:port/leading_path/filename?query

Parameters:

url - input url

Returns:

a filename with its extension.

resolvePropertiesFile

public static Properties resolvePropertiesFile(String fileNamePath)