[WICKET-3935] DynamicImageResource shouldn't be that lazy

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.5-RC5.1
• Fix Version/s: 1.5-RC6
• Component/s: wicket
• Assignee: Martin Tzvetanov Grigorov
• Reporter: Martin Tzvetanov Grigorov
• Created: 27/Jul/11 14:32
• Updated: 27/Jul/11 14:37
• Resolved: 27/Jul/11 14:37

Description

Currently DynamicImageResource asks for the image data in WriteCallback#write(Attributes). This is a bit too late because there is no way to say "there is no image".
I'm suggesting to move the call to getImageData() a bit earlier so if it returns null then 404 is returned.