net.sf.jasperreports.engine.base

Class JRVirtualPrintPage.JRIdHolderRenderer

java.lang.Object

net.sf.jasperreports.engine.base.JRVirtualPrintPage.JRIdHolderRenderer

All Implemented Interfaces:

java.io.Serializable, JRRenderable

Enclosing class:

JRVirtualPrintPage

public static class JRVirtualPrintPage.JRIdHolderRenderer
extends java.lang.Object
implements JRRenderable

Dummy image renderer that only stores the ID of a cached renderer. When a page gets serialized, all image renderers that are cached in the virtualization context are replaced with dummy renderers that only store the ID. When a page gets deserialized, the original renderers are restored from the virtualization context based on the ID.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected java.lang.String	id

Fields inherited from interface net.sf.jasperreports.engine.JRRenderable

IMAGE_TYPE_GIF, IMAGE_TYPE_JPEG, IMAGE_TYPE_PNG, IMAGE_TYPE_TIFF, IMAGE_TYPE_UNKNOWN, MIME_TYPE_GIF, MIME_TYPE_JPEG, MIME_TYPE_PNG, MIME_TYPE_TIFF, PROPERTY_IMAGE_DPI, TYPE_IMAGE, TYPE_SVG

Constructor Summary

Constructors

Constructor and Description
JRVirtualPrintPage.JRIdHolderRenderer(JRRenderable renderer)

Method Summary

Methods

Modifier and Type	Method and Description
java.awt.geom.Dimension2D	getDimension()
java.lang.String	getId()
byte[]	getImageData()
byte	getImageType()
byte	getType()
void	render(java.awt.Graphics2D grx, java.awt.geom.Rectangle2D rectanle)

Methods inherited from class java.lang.Object

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

Field Detail

id

protected final java.lang.String id

Constructor Detail

JRVirtualPrintPage.JRIdHolderRenderer

public JRVirtualPrintPage.JRIdHolderRenderer(JRRenderable renderer)

Method Detail

getId

public java.lang.String getId()

Specified by:

getId in interface JRRenderable

getType

public byte getType()

Specified by:

getType in interface JRRenderable

getImageType

public byte getImageType()

Specified by:

getImageType in interface JRRenderable

getDimension

public java.awt.geom.Dimension2D getDimension()
                                       throws JRException

Specified by:

getDimension in interface JRRenderable

Throws:

JRException

getImageData

public byte[] getImageData()
                    throws JRException

Specified by:

getImageData in interface JRRenderable

Throws:

JRException

render

public void render(java.awt.Graphics2D grx,
          java.awt.geom.Rectangle2D rectanle)
            throws JRException

Specified by:

render in interface JRRenderable

Throws:

JRException