Package resources

Class IconProvider

java.lang.Object

resources.IconProvider

public class IconProvider
extends Object

A class that knows how to provide an icon and the URL for that icon. If getUrl() returns a non-null value, then that is the URL used to originally load the icon in this class.

If getUrl() returns null, then getOrCreateUrl() can be used to create a value URL by writing out the image for this class's icon.

Constructor Summary

Constructors

Constructor	Description
IconProvider(Icon icon, URL url)

Method Summary

Modifier and Type	Method	Description
Image	getImage()
URL	getOrCreateUrl()	Returns the value of getUrl() if it is non-null.
URL	getUrl()
boolean	isInvalid()

Methods inherited from class java.lang.Object

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

Constructor Details

IconProvider

public IconProvider(Icon icon,
 URL url)

Method Details

getImage

public Image getImage()

isInvalid

public boolean isInvalid()

getUrl

public URL getUrl()

getOrCreateUrl

public URL getOrCreateUrl()

Returns the value of getUrl() if it is non-null. Otherwise, this class will attempt to create a temporary file containing the image of this class in order to return a URL for that temp file. If a temporary file could not be created, then the URL returned from this class will point to the default icon.

Returns:

the URL