ai.libs.jaicore.basic

Class TempFileHandler

java.lang.Object

ai.libs.jaicore.basic.TempFileHandler

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

public class TempFileHandler
extends java.lang.Object
implements java.io.Closeable

Utility Class for managing temporary files and corresponding readers/writers. A directory for the temporary files can be given, otherwise a new one in the Home Directory is created.

Constructor Summary

Constructors

Constructor and Description
TempFileHandler()
TempFileHandler(java.io.File tempFileDirectory)

Method Summary

Modifier and Type	Method and Description
void	cleanUp() Removes all temporary files and close all readers/writers.
void	close()
java.lang.String	createTempFile() Create a new temporary file in the given directory.
void	deleteTempFile(java.lang.String uuid) Delete a temporary file by UUID and if created the corresponding reader/writer.
java.io.BufferedReader	getFileReaderForTempFile(java.lang.String uuid) Create or retrieve an existing file reader for a temporary file by UUID.
java.io.FileWriter	getFileWriterForTempFile(java.lang.String uuid) Create or retrieve an existing file writer for a temporary file by UUID.
java.io.File	getTempFile(java.lang.String uuid) Get the temporary file with the UUID.
java.lang.String	getTempFileDirPath()

Methods inherited from class java.lang.Object

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

Constructor Detail

TempFileHandler

public TempFileHandler(java.io.File tempFileDirectory)

TempFileHandler

public TempFileHandler()

Method Detail

createTempFile

public java.lang.String createTempFile()

Create a new temporary file in the given directory.

Returns:

UUID associated with the new temporary file.

getTempFile

public java.io.File getTempFile(java.lang.String uuid)

Get the temporary file with the UUID.

Parameters:

uuid - UUID of the file.

Returns:

File object associated with the UUID.

getFileReaderForTempFile

public java.io.BufferedReader getFileReaderForTempFile(java.lang.String uuid)

Create or retrieve an existing file reader for a temporary file by UUID.

Parameters:

uuid - UUID of the temporary file.

Returns:

An existing or new file reader for the given temporary file.

getFileWriterForTempFile

public java.io.FileWriter getFileWriterForTempFile(java.lang.String uuid)

Create or retrieve an existing file writer for a temporary file by UUID.

Parameters:

uuid - UUID of the temporary file.

Returns:

An existing or new file writer for the given temporary file.

deleteTempFile

public void deleteTempFile(java.lang.String uuid)

Delete a temporary file by UUID and if created the corresponding reader/writer.

Parameters:

uuid - UUID of the file.

cleanUp

public void cleanUp()

Removes all temporary files and close all readers/writers.

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Throws:

java.io.IOException

getTempFileDirPath

public java.lang.String getTempFileDirPath()