net.sf.jasperreports.engine

Interface JRVirtualizable<T>

Type Parameters:

T - the type of the virtual data object, see getVirtualData()

public interface JRVirtualizable<T>

Author:

John Bindel

Method Summary

Methods

Modifier and Type	Method and Description
void	afterExternalization() Called by the virtualizer after the object's data is externalized, but before the virtual data is removed.
void	afterInternalization() Called by the virtualizer after the object's data was made available to the object.
void	beforeExternalization() Called by the virtualizer before the object's data is externalized.
void	ensureVirtualData() Ensure that the virtual data is set to the object.
JRVirtualizationContext	getContext() Returns the virtualization context this object belongs to.
String	getUID() Used by the virtualizer to identify the data for this object.
T	getVirtualData() Used by the virtualizer to get data.
void	removeVirtualData() Used by the virtualizer to remove the data from the object in memory so that it may be garbage collected.
void	setVirtualData(T o) Used by the virtualizer to set data.

Method Detail

getUID

String getUID()

Used by the virtualizer to identify the data for this object.

ensureVirtualData

void ensureVirtualData()

Ensure that the virtual data is set to the object.

setVirtualData

void setVirtualData(T o)

Used by the virtualizer to set data.

getVirtualData

T getVirtualData()

Used by the virtualizer to get data.

removeVirtualData

void removeVirtualData()

Used by the virtualizer to remove the data from the object in memory so that it may be garbage collected.

beforeExternalization

void beforeExternalization()

Called by the virtualizer before the object's data is externalized.

afterExternalization

void afterExternalization()

Called by the virtualizer after the object's data is externalized, but before the virtual data is removed.

afterInternalization

void afterInternalization()

Called by the virtualizer after the object's data was made available to the object.

getContext

JRVirtualizationContext getContext()

Returns the virtualization context this object belongs to.

Returns:

the virtualization context this object belongs to