org.mule.runtime.core.util.queue

Class QueueFileProvider

java.lang.Object

org.mule.runtime.core.util.queue.QueueFileProvider

public class QueueFileProvider
extends Object

Provides access to a RandomAccessFile for queue data.

Sanitizes the queue file names in case they are invalid.

Field Summary

Fields

Modifier and Type	Field and Description
static String	OPEN_FILE_OPTIONS
static String	UTF_8_ENCODING

Constructor Summary

Constructors

Constructor and Description
QueueFileProvider(File storeDirectory, String fileName)

Method Summary

Modifier and Type	Method and Description
void	close() closes the random access file.
void	delete()
File	getFile()
RandomAccessFile	getRandomAccessFile()
boolean	isNewFile()
void	recreate() recreates the file from scratch doing a delete then create.

Methods inherited from class java.lang.Object

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

Field Detail

OPEN_FILE_OPTIONS

public static final String OPEN_FILE_OPTIONS

See Also:

Constant Field Values

UTF_8_ENCODING

public static final String UTF_8_ENCODING

See Also:

Constant Field Values

Constructor Detail

QueueFileProvider

public QueueFileProvider(File storeDirectory,
                         String fileName)

Method Detail

getRandomAccessFile

public RandomAccessFile getRandomAccessFile()

Returns:

created random access file.

getFile

public File getFile()

Returns:

file descriptor for the underlying file

recreate

public void recreate()
              throws IOException

recreates the file from scratch doing a delete then create.

Throws:

IOException

delete

public void delete()

close

public void close()
           throws IOException

closes the random access file.

Throws:

IOException

isNewFile

public boolean isNewFile()

Returns:

true if the file didn't exist previously, false otherwise.