[WICKET-6333] Use onConfigure() to set the visibility of ExportToolbar instead of overriding isVisible()

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 7.6.0
• Fix Version/s: 7.7.0, 8.0.0-M5
• Component/s: wicket-extensions
• Assignee: Martin Tzvetanov Grigorov
• Reporter: Martin Tzvetanov Grigorov
• Created: 06/Mar/17 08:36
• Updated: 06/Mar/17 08:45
• Resolved: 06/Mar/17 08:45

Description

ExportToolbar should use onConfigure() + setVisible() instead of overrring isVisible() because the latter is called many times during rendering process and thus is more expensive.