Class MemoryData

java.lang.Object

org.jvnet.mimepull.MemoryData

All Implemented Interfaces:

Data

final class MemoryData
extends Object
implements Data

Keeps the Part's partial content data in memory.

Field Summary

Fields

Modifier and Type	Field	Description
private final MIMEConfig	config
private final byte[]	data
private static final boolean	DELETE_ON_EXIT
private final int	len
private static final Logger	LOGGER

Constructor Summary

Constructors

Constructor	Description
MemoryData(ByteBuffer buf, MIMEConfig config)

Method Summary

Modifier and Type	Method	Description
Data	createNext(DataHead dataHead, ByteBuffer buf)	Factory method to create a Data.
private static File	createTempFile(String prefix, String suffix, File dir)
byte[]	read()	TODO: should the return type be ByteBuffer ?? Return part's partial data.
int	size()	size of the chunk given by the parser
long	writeTo(DataFile file)	Write this partial data to a file

Methods inherited from class Object

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

Field Details

LOGGER

private static final Logger LOGGER

data

private final byte[] data

len

private final int len

config

private final MIMEConfig config

DELETE_ON_EXIT

private static final boolean DELETE_ON_EXIT

Constructor Details

MemoryData

MemoryData(ByteBuffer buf,
 MIMEConfig config)

Method Details

size

public int size()

Description copied from interface: Data

size of the chunk given by the parser

Specified by:

size in interface Data

Returns:

size of the chunk

read

public byte[] read()

Description copied from interface: Data

TODO: should the return type be ByteBuffer ?? Return part's partial data. The data is read only.

Specified by:

read in interface Data

Returns:

a byte array which contains {#size()} bytes. The returned array may be larger than {#size()} bytes and contains data from offset 0.

writeTo

public long writeTo(DataFile file)

Description copied from interface: Data

Write this partial data to a file

Specified by:

writeTo in interface Data

Parameters:

file - to which the data needs to be written

Returns:

file pointer before the write operation(at which the data is written from)

createNext

public Data createNext(DataHead dataHead,
 ByteBuffer buf)

Description copied from interface: Data

Factory method to create a Data. The implementation could be file based one or memory based one.

Specified by:

createNext in interface Data

Parameters:

dataHead - start of the linked list of data objects

buf - contains partial content for a part

Returns:

Data

createTempFile

private static File createTempFile(String prefix,
 String suffix,
 File dir)
                            throws IOException

Throws:

IOException