[WICKET-7049] Avoid allocation for empty buckets in FilteringHeaderResponse

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 9.12.0
• Fix Version/s: 9.14.0
• Component/s: wicket-core
• Assignee: Thomas Heigl
• Reporter: Thomas Heigl
• Created: 17/Apr/23 05:49
• Updated: 19/Apr/23 14:35
• Resolved: 19/Apr/23 09:47

Description

FilteringHeaderResponse currently allocates a new StringResponse for every header bucket. In ajax requests, these buckets are almost always empty in our case. We should use LazyStringResponse in this case to prevent allocating the underlying string buffer.

Issue Links

• links to: GitHub Pull Request #581