Package net.sf.jasperreports.engine.util

Class SwapFileVirtualizerStore

java.lang.Object

net.sf.jasperreports.engine.util.SwapFileVirtualizerStore

All Implemented Interfaces:

VirtualizerStore

public class SwapFileVirtualizerStore
extends Object
implements VirtualizerStore

Author:

Lucian Chirita (lucianc@users.sourceforge.net)

Field Summary

Fields

Modifier and Type	Field	Description
static final String	EXCEPTION_MESSAGE_KEY_DEVIRTUALIZING_ERROR
static final String	EXCEPTION_MESSAGE_KEY_UNABLE_TO_READ_DATA
static final String	EXCEPTION_MESSAGE_KEY_VIRTUALIZING_ERROR

Constructor Summary

Constructors

Constructor	Description
SwapFileVirtualizerStore(JRSwapFile swap, boolean swapOwner)
SwapFileVirtualizerStore(JRSwapFile swap, boolean swapOwner, StreamCompression compression)

Method Summary

Modifier and Type	Method	Description
void	dispose()	Disposes the swap file used if this virtualizer owns it.
protected boolean	isStored(JRVirtualizable<?> o)
void	remove(String objectId)
void	retrieve(JRVirtualizable<?> o, boolean remove, VirtualizationSerializer serializer)
boolean	store(JRVirtualizable<?> o, VirtualizationSerializer serializer)
String	toString()

Methods inherited from class java.lang.Object

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

Field Details

EXCEPTION_MESSAGE_KEY_DEVIRTUALIZING_ERROR

public static final String EXCEPTION_MESSAGE_KEY_DEVIRTUALIZING_ERROR

See Also:

• Constant Field Values

EXCEPTION_MESSAGE_KEY_UNABLE_TO_READ_DATA

public static final String EXCEPTION_MESSAGE_KEY_UNABLE_TO_READ_DATA

See Also:

• Constant Field Values

EXCEPTION_MESSAGE_KEY_VIRTUALIZING_ERROR

public static final String EXCEPTION_MESSAGE_KEY_VIRTUALIZING_ERROR

See Also:

• Constant Field Values

Constructor Details

SwapFileVirtualizerStore

public SwapFileVirtualizerStore(JRSwapFile swap,
 boolean swapOwner)

SwapFileVirtualizerStore

public SwapFileVirtualizerStore(JRSwapFile swap,
 boolean swapOwner,
 StreamCompression compression)

Method Details

toString

public String toString()

Overrides:

toString in class Object

isStored

protected boolean isStored(JRVirtualizable<?> o)

store

public boolean store(JRVirtualizable<?> o,
 VirtualizationSerializer serializer)

Specified by:

store in interface VirtualizerStore

retrieve

public void retrieve(JRVirtualizable<?> o,
 boolean remove,
 VirtualizationSerializer serializer)

Specified by:

retrieve in interface VirtualizerStore

remove

public void remove(String objectId)

Specified by:

remove in interface VirtualizerStore

dispose

public void dispose()

Disposes the swap file used if this virtualizer owns it.

Specified by:

dispose in interface VirtualizerStore

See Also:

• SwapFileVirtualizerStore(JRSwapFile, boolean)