jodd.io

Class FileUtil

java.lang.Object

jodd.io.FileUtil

public class FileUtil
extends java.lang.Object

File utilities.

Constructor Summary

Constructors

Constructor and Description
FileUtil()

Method Summary

Modifier and Type	Method and Description
static void	appendBytes(java.io.File dest, byte[] data)
static void	appendBytes(java.io.File dest, byte[] data, int off, int len)
static void	appendBytes(java.lang.String dest, byte[] data)
static void	appendBytes(java.lang.String dest, byte[] data, int off, int len)
static void	appendString(java.io.File dest, java.lang.String data)
static void	appendString(java.io.File dest, java.lang.String data, java.lang.String encoding)
static void	appendString(java.lang.String dest, java.lang.String data)
static void	appendString(java.lang.String dest, java.lang.String data, java.lang.String encoding)
static void	cleanDir(java.io.File dest)
static void	cleanDir(java.io.File dest, FileUtilParams params) Cleans a directory without deleting it.
static void	cleanDir(java.lang.String dest)
static void	cleanDir(java.lang.String dest, FileUtilParams params)
static FileUtilParams	cloneParams() Creates new FileUtilParams instance by cloning current default params.
static boolean	compare(java.io.File file1, java.io.File file2) Compare the contents of two files to determine if they are equal or not.
static boolean	compare(java.lang.String file1, java.lang.String file2)
static void	copy(java.io.File src, java.io.File dest)
static void	copy(java.io.File src, java.io.File dest, FileUtilParams params) Smart copy.
static void	copy(java.lang.String src, java.lang.String dest)
static void	copy(java.lang.String src, java.lang.String dest, FileUtilParams params)
static void	copyDir(java.io.File srcDir, java.io.File destDir)
static void	copyDir(java.io.File srcDir, java.io.File destDir, FileUtilParams params) Copies directory with specified copy params.
static void	copyDir(java.lang.String srcDir, java.lang.String destDir)
static void	copyDir(java.lang.String srcDir, java.lang.String destDir, FileUtilParams params)
static void	copyFile(java.io.File src, java.io.File dest)
static void	copyFile(java.io.File src, java.io.File dest, FileUtilParams params) Copies a file to another file with specified copy params.
static void	copyFile(java.lang.String src, java.lang.String dest)
static void	copyFile(java.lang.String src, java.lang.String dest, FileUtilParams params)
static java.io.File	copyFileToDir(java.io.File src, java.io.File destDir)
static java.io.File	copyFileToDir(java.io.File src, java.io.File destDir, FileUtilParams params) Copies a file to folder with specified copy params and returns copied destination.
static java.io.File	copyFileToDir(java.lang.String src, java.lang.String destDir)
static java.io.File	copyFileToDir(java.lang.String src, java.lang.String destDir, FileUtilParams params)
static java.io.File	createTempDirectory()
static java.io.File	createTempDirectory(java.lang.String prefix, java.lang.String suffix) Creates temporary directory.
static java.io.File	createTempDirectory(java.lang.String prefix, java.lang.String suffix, java.io.File tempDir) Creates temporary directory.
static java.io.File	createTempFile() Simple method that creates temp file.
static java.io.File	createTempFile(java.lang.String prefix, java.lang.String suffix, java.io.File dir) Creates temporary file.
static java.io.File	createTempFile(java.lang.String prefix, java.lang.String suffix, java.io.File tempDir, boolean create) Creates temporary file.
static void	delete(java.io.File dest)
static void	delete(java.io.File dest, FileUtilParams params) Smart delete of destination file or directory.
static void	delete(java.lang.String dest)
static void	delete(java.lang.String dest, FileUtilParams params)
static void	deleteDir(java.io.File dest)
static void	deleteDir(java.io.File dest, FileUtilParams params) Deletes a directory.
static void	deleteDir(java.lang.String dest)
static void	deleteDir(java.lang.String dest, FileUtilParams params)
static void	deleteFile(java.io.File dest)
static void	deleteFile(java.lang.String dest)
static byte[]	digest(java.io.File file, java.security.MessageDigest algorithm) Calculates digest for a file using provided algorithm.
static boolean	equals(java.io.File file1, java.io.File file2) Checks if two files points to the same file.
static boolean	equals(java.lang.String file1, java.lang.String file2) Checks if two files points to the same file.
static java.io.File	getParentFile(java.io.File file) Returns parent for the file.
static boolean	isAncestor(java.io.File ancestor, java.io.File file, boolean strict) Check if one file is an ancestor of second one.
static boolean	isBinary(java.io.File file) Checks the start of the file for ASCII control characters
static boolean	isExistingFile(java.io.File file) Returns true if file exists.
static boolean	isExistingFolder(java.io.File folder) Returns true if folder exists.
static boolean	isFilePathAcceptable(java.io.File file, java.io.FileFilter fileFilter)
static boolean	isNewer(java.io.File file, java.io.File reference) Test if specified File is newer than the reference File.
static boolean	isNewer(java.io.File file, long timeMillis) Tests if the specified File is newer than the specified time reference.
static boolean	isNewer(java.lang.String file, long timeMillis)
static boolean	isNewer(java.lang.String file, java.lang.String reference)
static boolean	isOlder(java.io.File file, java.io.File reference)
static boolean	isOlder(java.io.File file, long timeMillis)
static boolean	isOlder(java.lang.String file, long timeMillis)
static boolean	isOlder(java.lang.String file, java.lang.String reference)
static boolean	isSymlink(java.io.File file) Determines whether the specified file is a symbolic link rather than an actual file.
static java.lang.String	md5(java.io.File file) Creates MD5 digest of a file.
static void	mkdir(java.io.File dir) Creates single folders.
static void	mkdir(java.lang.String dir) Creates single folder.
static void	mkdirs(java.io.File dirs) Creates all folders at once.
static void	mkdirs(java.lang.String dirs) Creates all folders at once.
static void	move(java.io.File src, java.io.File dest)
static void	move(java.io.File src, java.io.File dest, FileUtilParams params) Smart move.
static void	move(java.lang.String src, java.lang.String dest)
static void	move(java.lang.String src, java.lang.String dest, FileUtilParams params)
static java.io.File	moveDir(java.io.File srcDir, java.io.File destDir)
static java.io.File	moveDir(java.lang.String srcDir, java.lang.String destDir)
static java.io.File	moveFile(java.io.File src, java.io.File dest)
static java.io.File	moveFile(java.io.File src, java.io.File dest, FileUtilParams params)
static java.io.File	moveFile(java.lang.String src, java.lang.String dest)
static java.io.File	moveFile(java.lang.String src, java.lang.String dest, FileUtilParams params)
static java.io.File	moveFileToDir(java.io.File src, java.io.File destDir)
static java.io.File	moveFileToDir(java.io.File src, java.io.File destDir, FileUtilParams params)
static java.io.File	moveFileToDir(java.lang.String src, java.lang.String destDir)
static java.io.File	moveFileToDir(java.lang.String src, java.lang.String destDir, FileUtilParams params)
protected static void	outBytes(java.io.File dest, byte[] data, int off, int len, boolean append)
protected static void	outChars(java.io.File dest, char[] data, java.lang.String encoding, boolean append)
protected static void	outString(java.io.File dest, java.lang.String data, java.lang.String encoding, boolean append)
static FileUtilParams	params() Creates new FileUtilParams instance with default values.
static byte[]	readBytes(java.io.File file)
static byte[]	readBytes(java.io.File file, int fixedLength)
static byte[]	readBytes(java.lang.String file)
static char[]	readChars(java.io.File file)
static char[]	readChars(java.io.File file, java.lang.String encoding) Reads file content as char array.
static char[]	readChars(java.lang.String fileName)
static char[]	readChars(java.lang.String fileName, java.lang.String encoding)
static java.lang.String[]	readLines(java.io.File source)
static java.lang.String[]	readLines(java.io.File file, java.lang.String encoding) Reads lines from source files.
static java.lang.String[]	readLines(java.lang.String source)
static java.lang.String[]	readLines(java.lang.String source, java.lang.String encoding)
static java.lang.String	readString(java.io.File source)
static java.lang.String	readString(java.io.File file, java.lang.String encoding) Reads file content as string encoded in provided encoding.
static java.lang.String	readString(java.lang.String source)
static java.lang.String	readString(java.lang.String source, java.lang.String encoding)
static char[]	readUTFChars(java.io.File file) Reads UTF file content as char array.
static char[]	readUTFChars(java.lang.String fileName)
static java.lang.String	readUTFString(java.io.File file) Detects optional BOM and reads UTF string from a file.
static java.lang.String	readUTFString(java.io.InputStream inputStream) Detects optional BOM and reads UTF string from an input stream.
static java.lang.String	readUTFString(java.lang.String fileName)
static java.lang.String	sha(java.io.File file) Creates SHA-1 digest of a file.
static java.lang.String	sha256(java.io.File file) Creates SHA-256 digest of a file.
static java.io.File	toContainerFile(java.net.URL url) Returns a file of either a folder or a containing archive.
static java.io.File	toFile(java.net.URL url) Converts file URLs to file.
static java.lang.String	toFileName(java.net.URL url) Converts file URLs to file name.
static void	touch(java.io.File file) Implements the Unix "touch" utility.
static void	touch(java.lang.String file)
static java.net.URL	toURL(java.io.File file) Converts file to URL in a correct way.
static void	writeBytes(java.io.File dest, byte[] data)
static void	writeBytes(java.io.File dest, byte[] data, int off, int len)
static void	writeBytes(java.lang.String dest, byte[] data)
static void	writeBytes(java.lang.String dest, byte[] data, int off, int len)
static void	writeChars(java.io.File dest, char[] data)
static void	writeChars(java.io.File dest, char[] data, java.lang.String encoding)
static void	writeChars(java.lang.String dest, char[] data)
static void	writeChars(java.lang.String dest, char[] data, java.lang.String encoding)
static void	writeStream(java.io.File dest, java.io.InputStream in)
static void	writeStream(java.lang.String dest, java.io.InputStream in)
static void	writeString(java.io.File dest, java.lang.String data)
static void	writeString(java.io.File dest, java.lang.String data, java.lang.String encoding)
static void	writeString(java.lang.String dest, java.lang.String data)
static void	writeString(java.lang.String dest, java.lang.String data, java.lang.String encoding)

Methods inherited from class java.lang.Object

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

Constructor Detail

FileUtil

public FileUtil()

Method Detail

equals

public static boolean equals(java.lang.String file1,
                             java.lang.String file2)

Checks if two files points to the same file.

equals

public static boolean equals(java.io.File file1,
                             java.io.File file2)

Checks if two files points to the same file.

toFile

public static java.io.File toFile(java.net.URL url)

Converts file URLs to file. Ignores other schemes and returns null.

toURL

public static java.net.URL toURL(java.io.File file)
                          throws java.net.MalformedURLException

Converts file to URL in a correct way. Returns null in case of error.

Throws:

java.net.MalformedURLException

toFileName

public static java.lang.String toFileName(java.net.URL url)

Converts file URLs to file name. Accepts only URLs with 'file' protocol. Otherwise, for other schemes returns null.

toContainerFile

public static java.io.File toContainerFile(java.net.URL url)

Returns a file of either a folder or a containing archive.

isExistingFile

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

Returns true if file exists.

isExistingFolder

public static boolean isExistingFolder(java.io.File folder)

Returns true if folder exists.

mkdirs

public static void mkdirs(java.lang.String dirs)
                   throws java.io.IOException

Creates all folders at once.

Throws:

java.io.IOException

See Also:

mkdirs(java.io.File)

mkdirs

public static void mkdirs(java.io.File dirs)
                   throws java.io.IOException

Creates all folders at once.

Throws:

java.io.IOException

mkdir

public static void mkdir(java.lang.String dir)
                  throws java.io.IOException

Creates single folder.

Throws:

java.io.IOException

See Also:

mkdir(java.io.File)

mkdir

public static void mkdir(java.io.File dir)
                  throws java.io.IOException

Creates single folders.

Throws:

java.io.IOException

touch

public static void touch(java.lang.String file)
                  throws java.io.IOException

Throws:

java.io.IOException

See Also:

touch(java.io.File)

touch

public static void touch(java.io.File file)
                  throws java.io.IOException

Implements the Unix "touch" utility. It creates a new file with size 0 or, if the file exists already, it is opened and closed without modifying it, but updating the file date and time.

Throws:

java.io.IOException

cloneParams

public static FileUtilParams cloneParams()

Creates new FileUtilParams instance by cloning current default params.

params

public static FileUtilParams params()

Creates new FileUtilParams instance with default values.

copyFile

public static void copyFile(java.lang.String src,
                            java.lang.String dest)
                     throws java.io.IOException

Throws:

java.io.IOException

See Also:

copyFile(java.io.File, java.io.File, FileUtilParams)

copyFile

public static void copyFile(java.lang.String src,
                            java.lang.String dest,
                            FileUtilParams params)
                     throws java.io.IOException

Throws:

java.io.IOException

See Also:

copyFile(java.io.File, java.io.File, FileUtilParams)

copyFile

public static void copyFile(java.io.File src,
                            java.io.File dest)
                     throws java.io.IOException

Throws:

java.io.IOException

See Also:

copyFile(java.io.File, java.io.File, FileUtilParams)

copyFile

public static void copyFile(java.io.File src,
                            java.io.File dest,
                            FileUtilParams params)
                     throws java.io.IOException

Copies a file to another file with specified copy params.

Throws:

java.io.IOException

copyFileToDir

public static java.io.File copyFileToDir(java.lang.String src,
                                         java.lang.String destDir)
                                  throws java.io.IOException

Throws:

java.io.IOException

See Also:

copyFileToDir(java.io.File, java.io.File, FileUtilParams)

copyFileToDir

public static java.io.File copyFileToDir(java.lang.String src,
                                         java.lang.String destDir,
                                         FileUtilParams params)
                                  throws java.io.IOException

Throws:

java.io.IOException

See Also:

copyFileToDir(java.io.File, java.io.File, FileUtilParams)

copyFileToDir

public static java.io.File copyFileToDir(java.io.File src,
                                         java.io.File destDir)
                                  throws java.io.IOException

Throws:

java.io.IOException

See Also:

copyFileToDir(java.io.File, java.io.File, FileUtilParams)

copyFileToDir

public static java.io.File copyFileToDir(java.io.File src,
                                         java.io.File destDir,
                                         FileUtilParams params)
                                  throws java.io.IOException

Copies a file to folder with specified copy params and returns copied destination.

Throws:

java.io.IOException

copyDir

public static void copyDir(java.lang.String srcDir,
                           java.lang.String destDir)
                    throws java.io.IOException

Throws:

java.io.IOException

copyDir

public static void copyDir(java.lang.String srcDir,
                           java.lang.String destDir,
                           FileUtilParams params)
                    throws java.io.IOException

Throws:

java.io.IOException

copyDir

public static void copyDir(java.io.File srcDir,
                           java.io.File destDir)
                    throws java.io.IOException

Throws:

java.io.IOException

copyDir

public static void copyDir(java.io.File srcDir,
                           java.io.File destDir,
                           FileUtilParams params)
                    throws java.io.IOException

Copies directory with specified copy params.

Throws:

java.io.IOException

moveFile

public static java.io.File moveFile(java.lang.String src,
                                    java.lang.String dest)
                             throws java.io.IOException

Throws:

java.io.IOException

moveFile

public static java.io.File moveFile(java.lang.String src,
                                    java.lang.String dest,
                                    FileUtilParams params)
                             throws java.io.IOException

Throws:

java.io.IOException

moveFile

public static java.io.File moveFile(java.io.File src,
                                    java.io.File dest)
                             throws java.io.IOException

Throws:

java.io.IOException

moveFile

public static java.io.File moveFile(java.io.File src,
                                    java.io.File dest,
                                    FileUtilParams params)
                             throws java.io.IOException

Throws:

java.io.IOException

moveFileToDir

public static java.io.File moveFileToDir(java.lang.String src,
                                         java.lang.String destDir)
                                  throws java.io.IOException

Throws:

java.io.IOException

moveFileToDir

public static java.io.File moveFileToDir(java.lang.String src,
                                         java.lang.String destDir,
                                         FileUtilParams params)
                                  throws java.io.IOException

Throws:

java.io.IOException

moveFileToDir

public static java.io.File moveFileToDir(java.io.File src,
                                         java.io.File destDir)
                                  throws java.io.IOException

Throws:

java.io.IOException

moveFileToDir

public static java.io.File moveFileToDir(java.io.File src,
                                         java.io.File destDir,
                                         FileUtilParams params)
                                  throws java.io.IOException

Throws:

java.io.IOException

moveDir

public static java.io.File moveDir(java.lang.String srcDir,
                                   java.lang.String destDir)
                            throws java.io.IOException

Throws:

java.io.IOException

moveDir

public static java.io.File moveDir(java.io.File srcDir,
                                   java.io.File destDir)
                            throws java.io.IOException

Throws:

java.io.IOException

deleteFile

public static void deleteFile(java.lang.String dest)
                       throws java.io.IOException

Throws:

java.io.IOException

deleteFile

public static void deleteFile(java.io.File dest)
                       throws java.io.IOException

Throws:

java.io.IOException

deleteDir

public static void deleteDir(java.lang.String dest)
                      throws java.io.IOException

Throws:

java.io.IOException

deleteDir

public static void deleteDir(java.lang.String dest,
                             FileUtilParams params)
                      throws java.io.IOException

Throws:

java.io.IOException

deleteDir

public static void deleteDir(java.io.File dest)
                      throws java.io.IOException

Throws:

java.io.IOException

deleteDir

public static void deleteDir(java.io.File dest,
                             FileUtilParams params)
                      throws java.io.IOException

Deletes a directory.

Throws:

java.io.IOException

cleanDir

public static void cleanDir(java.lang.String dest)
                     throws java.io.IOException

Throws:

java.io.IOException

cleanDir

public static void cleanDir(java.lang.String dest,
                            FileUtilParams params)
                     throws java.io.IOException

Throws:

java.io.IOException

cleanDir

public static void cleanDir(java.io.File dest)
                     throws java.io.IOException

Throws:

java.io.IOException

cleanDir

public static void cleanDir(java.io.File dest,
                            FileUtilParams params)
                     throws java.io.IOException

Cleans a directory without deleting it.

Throws:

java.io.IOException

readUTFChars

public static char[] readUTFChars(java.lang.String fileName)
                           throws java.io.IOException

Throws:

java.io.IOException

readUTFChars

public static char[] readUTFChars(java.io.File file)
                           throws java.io.IOException

Reads UTF file content as char array.

Throws:

java.io.IOException

See Also:

UnicodeInputStream

readChars

public static char[] readChars(java.lang.String fileName)
                        throws java.io.IOException

Throws:

java.io.IOException

readChars

public static char[] readChars(java.io.File file)
                        throws java.io.IOException

Throws:

java.io.IOException

readChars

public static char[] readChars(java.lang.String fileName,
                               java.lang.String encoding)
                        throws java.io.IOException

Throws:

java.io.IOException

readChars

public static char[] readChars(java.io.File file,
                               java.lang.String encoding)
                        throws java.io.IOException

Reads file content as char array.

Throws:

java.io.IOException

writeChars

public static void writeChars(java.io.File dest,
                              char[] data)
                       throws java.io.IOException

Throws:

java.io.IOException

writeChars

public static void writeChars(java.lang.String dest,
                              char[] data)
                       throws java.io.IOException

Throws:

java.io.IOException

writeChars

public static void writeChars(java.io.File dest,
                              char[] data,
                              java.lang.String encoding)
                       throws java.io.IOException

Throws:

java.io.IOException

writeChars

public static void writeChars(java.lang.String dest,
                              char[] data,
                              java.lang.String encoding)
                       throws java.io.IOException

Throws:

java.io.IOException

outChars

protected static void outChars(java.io.File dest,
                               char[] data,
                               java.lang.String encoding,
                               boolean append)
                        throws java.io.IOException

Throws:

java.io.IOException

readUTFString

public static java.lang.String readUTFString(java.lang.String fileName)
                                      throws java.io.IOException

Throws:

java.io.IOException

readUTFString

public static java.lang.String readUTFString(java.io.File file)
                                      throws java.io.IOException

Detects optional BOM and reads UTF string from a file. If BOM is missing, UTF-8 is assumed.

Throws:

java.io.IOException

See Also:

UnicodeInputStream

readUTFString

public static java.lang.String readUTFString(java.io.InputStream inputStream)
                                      throws java.io.IOException

Detects optional BOM and reads UTF string from an input stream. If BOM is missing, UTF-8 is assumed.

Throws:

java.io.IOException

readString

public static java.lang.String readString(java.lang.String source)
                                   throws java.io.IOException

Throws:

java.io.IOException

readString

public static java.lang.String readString(java.lang.String source,
                                          java.lang.String encoding)
                                   throws java.io.IOException

Throws:

java.io.IOException

readString

public static java.lang.String readString(java.io.File source)
                                   throws java.io.IOException

Throws:

java.io.IOException

readString

public static java.lang.String readString(java.io.File file,
                                          java.lang.String encoding)
                                   throws java.io.IOException

Reads file content as string encoded in provided encoding. For UTF encoded files, detects optional BOM characters.

Throws:

java.io.IOException

writeString

public static void writeString(java.lang.String dest,
                               java.lang.String data)
                        throws java.io.IOException

Throws:

java.io.IOException

writeString

public static void writeString(java.lang.String dest,
                               java.lang.String data,
                               java.lang.String encoding)
                        throws java.io.IOException

Throws:

java.io.IOException

writeString

public static void writeString(java.io.File dest,
                               java.lang.String data)
                        throws java.io.IOException

Throws:

java.io.IOException

writeString

public static void writeString(java.io.File dest,
                               java.lang.String data,
                               java.lang.String encoding)
                        throws java.io.IOException

Throws:

java.io.IOException

appendString

public static void appendString(java.lang.String dest,
                                java.lang.String data)
                         throws java.io.IOException

Throws:

java.io.IOException

appendString

public static void appendString(java.lang.String dest,
                                java.lang.String data,
                                java.lang.String encoding)
                         throws java.io.IOException

Throws:

java.io.IOException

appendString

public static void appendString(java.io.File dest,
                                java.lang.String data)
                         throws java.io.IOException

Throws:

java.io.IOException

appendString

public static void appendString(java.io.File dest,
                                java.lang.String data,
                                java.lang.String encoding)
                         throws java.io.IOException

Throws:

java.io.IOException

outString

protected static void outString(java.io.File dest,
                                java.lang.String data,
                                java.lang.String encoding,
                                boolean append)
                         throws java.io.IOException

Throws:

java.io.IOException

writeStream

public static void writeStream(java.io.File dest,
                               java.io.InputStream in)
                        throws java.io.IOException

Throws:

java.io.IOException

writeStream

public static void writeStream(java.lang.String dest,
                               java.io.InputStream in)
                        throws java.io.IOException

Throws:

java.io.IOException

readLines

public static java.lang.String[] readLines(java.lang.String source)
                                    throws java.io.IOException

Throws:

java.io.IOException

readLines

public static java.lang.String[] readLines(java.lang.String source,
                                           java.lang.String encoding)
                                    throws java.io.IOException

Throws:

java.io.IOException

readLines

public static java.lang.String[] readLines(java.io.File source)
                                    throws java.io.IOException

Throws:

java.io.IOException

readLines

public static java.lang.String[] readLines(java.io.File file,
                                           java.lang.String encoding)
                                    throws java.io.IOException

Reads lines from source files.

Throws:

java.io.IOException

readBytes

public static byte[] readBytes(java.lang.String file)
                        throws java.io.IOException

Throws:

java.io.IOException

readBytes

public static byte[] readBytes(java.io.File file)
                        throws java.io.IOException

Throws:

java.io.IOException

readBytes

public static byte[] readBytes(java.io.File file,
                               int fixedLength)
                        throws java.io.IOException

Throws:

java.io.IOException

writeBytes

public static void writeBytes(java.lang.String dest,
                              byte[] data)
                       throws java.io.IOException

Throws:

java.io.IOException

writeBytes

public static void writeBytes(java.lang.String dest,
                              byte[] data,
                              int off,
                              int len)
                       throws java.io.IOException

Throws:

java.io.IOException

writeBytes

public static void writeBytes(java.io.File dest,
                              byte[] data)
                       throws java.io.IOException

Throws:

java.io.IOException

writeBytes

public static void writeBytes(java.io.File dest,
                              byte[] data,
                              int off,
                              int len)
                       throws java.io.IOException

Throws:

java.io.IOException

appendBytes

public static void appendBytes(java.lang.String dest,
                               byte[] data)
                        throws java.io.IOException

Throws:

java.io.IOException

appendBytes

public static void appendBytes(java.lang.String dest,
                               byte[] data,
                               int off,
                               int len)
                        throws java.io.IOException

Throws:

java.io.IOException

appendBytes

public static void appendBytes(java.io.File dest,
                               byte[] data)
                        throws java.io.IOException

Throws:

java.io.IOException

appendBytes

public static void appendBytes(java.io.File dest,
                               byte[] data,
                               int off,
                               int len)
                        throws java.io.IOException

Throws:

java.io.IOException

outBytes

protected static void outBytes(java.io.File dest,
                               byte[] data,
                               int off,
                               int len,
                               boolean append)
                        throws java.io.IOException

Throws:

java.io.IOException

compare

public static boolean compare(java.lang.String file1,
                              java.lang.String file2)
                       throws java.io.IOException

Throws:

java.io.IOException

compare

public static boolean compare(java.io.File file1,
                              java.io.File file2)
                       throws java.io.IOException

Compare the contents of two files to determine if they are equal or not.

This method checks to see if the two files are different lengths or if they point to the same file, before resorting to byte-by-byte comparison of the contents.

Code origin: Avalon

Throws:

java.io.IOException

isNewer

public static boolean isNewer(java.lang.String file,
                              java.lang.String reference)

isNewer

public static boolean isNewer(java.io.File file,
                              java.io.File reference)

Test if specified File is newer than the reference File.

Parameters:

file - the File of which the modification date must be compared

reference - the File of which the modification date is used

Returns:

true if the File exists and has been modified more recently than the reference File.

isOlder

public static boolean isOlder(java.lang.String file,
                              java.lang.String reference)

isOlder

public static boolean isOlder(java.io.File file,
                              java.io.File reference)

isNewer

public static boolean isNewer(java.io.File file,
                              long timeMillis)

Tests if the specified File is newer than the specified time reference.

Parameters:

file - the File of which the modification date must be compared.

timeMillis - the time reference measured in milliseconds since the epoch (00:00:00 GMT, January 1, 1970)

Returns:

true if the File exists and has been modified after the given time reference.

isNewer

public static boolean isNewer(java.lang.String file,
                              long timeMillis)

isOlder

public static boolean isOlder(java.io.File file,
                              long timeMillis)

isOlder

public static boolean isOlder(java.lang.String file,
                              long timeMillis)

copy

public static void copy(java.lang.String src,
                        java.lang.String dest)
                 throws java.io.IOException

Throws:

java.io.IOException

copy

public static void copy(java.lang.String src,
                        java.lang.String dest,
                        FileUtilParams params)
                 throws java.io.IOException

Throws:

java.io.IOException

copy

public static void copy(java.io.File src,
                        java.io.File dest)
                 throws java.io.IOException

Throws:

java.io.IOException

copy

public static void copy(java.io.File src,
                        java.io.File dest,
                        FileUtilParams params)
                 throws java.io.IOException

Smart copy. If source is a directory, copy it to destination. Otherwise, if destination is directory, copy source file to it. Otherwise, try to copy source file to destination file.

Throws:

java.io.IOException

move

public static void move(java.lang.String src,
                        java.lang.String dest)
                 throws java.io.IOException

Throws:

java.io.IOException

move

public static void move(java.lang.String src,
                        java.lang.String dest,
                        FileUtilParams params)
                 throws java.io.IOException

Throws:

java.io.IOException

move

public static void move(java.io.File src,
                        java.io.File dest)
                 throws java.io.IOException

Throws:

java.io.IOException

move

public static void move(java.io.File src,
                        java.io.File dest,
                        FileUtilParams params)
                 throws java.io.IOException

Smart move. If source is a directory, move it to destination. Otherwise, if destination is directory, move source file to it. Otherwise, try to move source file to destination file.

Throws:

java.io.IOException

delete

public static void delete(java.lang.String dest)
                   throws java.io.IOException

Throws:

java.io.IOException

delete

public static void delete(java.lang.String dest,
                          FileUtilParams params)
                   throws java.io.IOException

Throws:

java.io.IOException

delete

public static void delete(java.io.File dest)
                   throws java.io.IOException

Throws:

java.io.IOException

delete

public static void delete(java.io.File dest,
                          FileUtilParams params)
                   throws java.io.IOException

Smart delete of destination file or directory.

Throws:

java.io.IOException

isAncestor

public static boolean isAncestor(java.io.File ancestor,
                                 java.io.File file,
                                 boolean strict)

Check if one file is an ancestor of second one.

Parameters:

strict - if false then this method returns true if ancestor and file are equal

Returns:

true if ancestor is parent of file; false otherwise

getParentFile

public static java.io.File getParentFile(java.io.File file)

Returns parent for the file. The method correctly processes "." and ".." in file names. The name remains relative if was relative before. Returns null if the file has no parent.

isFilePathAcceptable

public static boolean isFilePathAcceptable(java.io.File file,
                                           java.io.FileFilter fileFilter)

createTempDirectory

public static java.io.File createTempDirectory()
                                        throws java.io.IOException

Throws:

java.io.IOException

createTempDirectory

public static java.io.File createTempDirectory(java.lang.String prefix,
                                               java.lang.String suffix)
                                        throws java.io.IOException

Creates temporary directory.

Throws:

java.io.IOException

createTempDirectory

public static java.io.File createTempDirectory(java.lang.String prefix,
                                               java.lang.String suffix,
                                               java.io.File tempDir)
                                        throws java.io.IOException

Creates temporary directory.

Throws:

java.io.IOException

createTempFile

public static java.io.File createTempFile()
                                   throws java.io.IOException

Simple method that creates temp file.

Throws:

java.io.IOException

createTempFile

public static java.io.File createTempFile(java.lang.String prefix,
                                          java.lang.String suffix,
                                          java.io.File tempDir,
                                          boolean create)
                                   throws java.io.IOException

Creates temporary file. If create is set to true file will be physically created on the file system. Otherwise, it will be created and then deleted - trick that will make temp file exist only if they are used.

Throws:

java.io.IOException

createTempFile

public static java.io.File createTempFile(java.lang.String prefix,
                                          java.lang.String suffix,
                                          java.io.File dir)
                                   throws java.io.IOException

Creates temporary file. Wraps java method and repeat creation several time if something fail.

Throws:

java.io.IOException

isSymlink

public static boolean isSymlink(java.io.File file)
                         throws java.io.IOException

Determines whether the specified file is a symbolic link rather than an actual file. Always returns false on Windows.

Throws:

java.io.IOException

digest

public static byte[] digest(java.io.File file,
                            java.security.MessageDigest algorithm)
                     throws java.io.IOException

Calculates digest for a file using provided algorithm.

Throws:

java.io.IOException

md5

public static java.lang.String md5(java.io.File file)
                            throws java.io.IOException

Creates MD5 digest of a file.

Throws:

java.io.IOException

sha

public static java.lang.String sha(java.io.File file)
                            throws java.io.IOException

Creates SHA-1 digest of a file.

Throws:

java.io.IOException

sha256

public static java.lang.String sha256(java.io.File file)
                               throws java.io.IOException

Creates SHA-256 digest of a file.

Throws:

java.io.IOException

isBinary

public static boolean isBinary(java.io.File file)
                        throws java.io.IOException

Checks the start of the file for ASCII control characters

Throws:

java.io.IOException