org.carrot2.util

Class FileUtils

java.lang.Object

org.carrot2.util.FileUtils

public class FileUtils
extends Object

Various utility methods for working with Files.

Constructor Summary

Constructors

Constructor and Description
FileUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static String	canonicalize(String path, String separator) Removes useless segments in relative paths, e.g.
static String	changeRoot(String file, String oldRoot, String newRoot) Changes the root directory of a file.
static void	deleteThrowingExceptions(File... files) Attempts to delete the provided filesand throws an IOException in case File.delete() returns false for any of them.
static File	getCanonicalOrAbsoluteFile(String path) Creates a new File from the provided path and attempts to execute File.getCanonicalFile().
static boolean	isFileInParent(File file, File parent) Returns true if file is contained in the parent directory or any parent of the parent directory.
static void	mkdirsThrowingExceptions(File dirs) Calls File.mkdirs() on the provided argument and throws an IOException if the call returns false.

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

getCanonicalOrAbsoluteFile

public static File getCanonicalOrAbsoluteFile(String path)

Creates a new File from the provided path and attempts to execute File.getCanonicalFile(). In case of a failure, returns the result of File.getAbsoluteFile().

changeRoot

public static String changeRoot(String file,
                String oldRoot,
                String newRoot)

Changes the root directory of a file. For example, file is /a/b/c/d/e and oldRoot is /a/b/c, and newRoot is /x/y, the result will be /x/y/d/e.

canonicalize

public static String canonicalize(String path,
                  String separator)

Removes useless segments in relative paths, e.g. replaces ../path/../other/file.css with ../other/file.css

deleteThrowingExceptions

public static void deleteThrowingExceptions(File... files)
                                     throws IOException

Attempts to delete the provided filesand throws an IOException in case File.delete() returns false for any of them.

Throws:

IOException

mkdirsThrowingExceptions

public static void mkdirsThrowingExceptions(File dirs)
                                     throws IOException

Calls File.mkdirs() on the provided argument and throws an IOException if the call returns false.

Throws:

IOException

isFileInParent

public static boolean isFileInParent(File file,
                     File parent)

Returns true if file is contained in the parent directory or any parent of the parent directory.