org.gcube.datatransformation.datatransformationlibrary.tmpfilemanagement
Class TempFileManager

java.lang.Object
  org.gcube.datatransformation.datatransformationlibrary.tmpfilemanagement.TempFileManager

public class TempFileManager
extends Object

Author:

Dimitris Katris, NKUA Utility class which facilitates temporary file management. Each temporary file created under the DTSTMPDIR is garbage collected by a GarbageCollector instance.

Field Summary

static String	DTSExtention The file extention of DTS temporary files.
static String	DTSTMPDIR The root directory under which the TempFileManager stores files.
static boolean	win Boolean that denotes if the TempFileManager runs under windows OS.

Constructor Summary

TempFileManager()

Method Summary

static void	clearTemporaryDirectory() Deletes all files contained under the DTSTMPDIR.
static String	genarateTempSubDir() Creates a sub-directory under the DTSTMPDIR directory.
static String	generateTempFileName(String tmpSubDir) Generates a file name under the DTSTMPDIR/tmpSubDir directory.

Methods inherited from class java.lang.Object

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

Field Detail

DTSTMPDIR

public static final String DTSTMPDIR

The root directory under which the TempFileManager stores files.

DTSExtention

public static final String DTSExtention

The file extention of DTS temporary files.

See Also:

Constant Field Values

win

public static boolean win

Boolean that denotes if the TempFileManager runs under windows OS.

Constructor Detail

TempFileManager

public TempFileManager()

Method Detail

generateTempFileName

public static String generateTempFileName(String tmpSubDir)
                                   throws Exception

Generates a file name under the DTSTMPDIR/tmpSubDir directory.

If tmpSubDir is null then this method creates a new one.

Parameters:

tmpSubDir - The sub-directory name.

Returns:

The temporary file name.

Throws:

Exception - If tmpSubDir is null and there was a failure at creating a random sub-directory.

genarateTempSubDir

public static String genarateTempSubDir()
                                 throws Exception

Creates a sub-directory under the DTSTMPDIR directory.

Returns:

The name of the new sub-directory.

Throws:

Exception - If the sub-directory could not be created.

clearTemporaryDirectory

public static void clearTemporaryDirectory()

Deletes all files contained under the DTSTMPDIR.