org.cementj.util
Class FileUtility

java.lang.Object
  org.cementj.util.FileUtility

public class FileUtility
extends java.lang.Object

Collection of File-related utilities.

Copyright: Delta Vortex Technologies, 2002.

Field Summary

static java.lang.String

FILE_SEPARATOR Convenience reference for the "file.separator" property from System.getProperties().

Constructor Summary

protected

FileUtility()

Method Summary

static void	createDirectory(java.lang.String dirName) Convenience one-liner to create a directory if the file doesn't exist.
static void	purgeDirectory(java.io.File dir) Convenience one-liner to purge a directory including all files and subdirectories -- Use With Extreme Caution!
static void	purgeDirectory(java.lang.String dirName) Convenience one-liner to purge a directory including all files and subdirectories -- Use With Extreme Caution!
static void	purgeUnderlyingFiles(java.io.File dir, long updatedBeforeTime) Convenience one-liner to purge underlying files older than a specified age -- Use With Extreme Caution!
static void	purgeUnderlyingFiles(java.lang.String dirName, java.util.Date updatedBeforeDate) Convenience one-liner to purge underlying files older than a specified age -- Use With Extreme Caution!
static void	purgeUnderlyingFiles(java.lang.String dirName, java.util.GregorianCalendar updatedBeforeDate) Convenience one-liner to purge underlying files older than a specified age -- Use With Extreme Caution!
static void	purgeUnderlyingFiles(java.lang.String dirName, long updatedBeforeTime) Convenience one-liner to purge underlying files older than a specified age -- Use With Extreme Caution!
static void	saveFileToDisk(java.io.File file, byte[] contents) Convenience one-liner to save data to a specific file on Disk.
static void	saveFileToDisk(java.io.File file, java.lang.String contents) Convenience one-liner to save data to a specific file on Disk.
static void	saveFileToDisk(java.lang.String fileName, byte[] contents) Convenience one-liner to save data to a specific file on Disk.
static void	saveFileToDisk(java.lang.String fileName, java.lang.String contents) Convenience one-liner to save data to a specific file on Disk.

Methods inherited from class java.lang.Object

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

Field Detail

FILE_SEPARATOR

public static final java.lang.String FILE_SEPARATOR

Convenience reference for the "file.separator" property from System.getProperties().

Since:

0.5

Constructor Detail

FileUtility

protected FileUtility()

Method Detail

saveFileToDisk

public static void saveFileToDisk(java.lang.String fileName,
                                  java.lang.String contents)
                           throws java.io.IOException

Convenience one-liner to save data to a specific file on Disk. Will abend if file already exists.

Parameters:

file - name

contents -

Throws:

java.io.IOException

Since:

0.5

saveFileToDisk

public static void saveFileToDisk(java.io.File file,
                                  java.lang.String contents)
                           throws java.io.IOException

Convenience one-liner to save data to a specific file on Disk. Will abend if file already exists.

Parameters:

file -

contents -

Throws:

java.io.IOException

Since:

0.5

saveFileToDisk

public static void saveFileToDisk(java.lang.String fileName,
                                  byte[] contents)
                           throws java.io.IOException

Convenience one-liner to save data to a specific file on Disk. Will abend if file already exists.

Parameters:

file - name

contents -

Throws:

java.io.IOException

Since:

0.5

saveFileToDisk

public static void saveFileToDisk(java.io.File file,
                                  byte[] contents)
                           throws java.io.IOException

Convenience one-liner to save data to a specific file on Disk. Will abend if file already exists.

Parameters:

file -

contents -

Throws:

java.io.IOException

Since:

0.5

createDirectory

public static void createDirectory(java.lang.String dirName)
                            throws java.io.IOException

Convenience one-liner to create a directory if the file doesn't exist. Will validate that the file is a directory if it does exist. Will throw an exception of the file exists and s not a directory.

Parameters:

Directory - Name

Throws:

java.io.IOException

Since:

0.5

purgeDirectory

public static void purgeDirectory(java.io.File dir)

Convenience one-liner to purge a directory including all files and subdirectories -- Use With Extreme Caution!

Since:

0.5

purgeDirectory

public static void purgeDirectory(java.lang.String dirName)

Convenience one-liner to purge a directory including all files and subdirectories -- Use With Extreme Caution!

Parameters:

Directory - Name

Since:

0.5

purgeUnderlyingFiles

public static void purgeUnderlyingFiles(java.lang.String dirName,
                                        java.util.GregorianCalendar updatedBeforeDate)

Convenience one-liner to purge underlying files older than a specified age -- Use With Extreme Caution!

Parameters:

Directory - Name

Earliest - Date Permitted

Since:

0.5

purgeUnderlyingFiles

public static void purgeUnderlyingFiles(java.lang.String dirName,
                                        java.util.Date updatedBeforeDate)

Convenience one-liner to purge underlying files older than a specified age -- Use With Extreme Caution!

Parameters:

Directory - Name

Earliest - Date Permitted

Since:

0.5

purgeUnderlyingFiles

public static void purgeUnderlyingFiles(java.lang.String dirName,
                                        long updatedBeforeTime)

Convenience one-liner to purge underlying files older than a specified age -- Use With Extreme Caution!

Parameters:

Directory - Name

Earliest - Date Permitted

Since:

0.5

purgeUnderlyingFiles

public static void purgeUnderlyingFiles(java.io.File dir,
                                        long updatedBeforeTime)

Convenience one-liner to purge underlying files older than a specified age -- Use With Extreme Caution!

Parameters:

Directory -

Earliest - Date Permitted in millis

Since:

0.5