[LOG4J2-2709] Enhance Gelf appender to allow message to be formatted with a pattern and make including ThreadContext attributes more flexible.

• Type: Task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.13.0
• Assignee: Ralph Goers
• Reporter: Ralph Goers
• Created: 18/Oct/19 18:32
• Updated: 18/Oct/19 20:14
• Resolved: 18/Oct/19 20:14

Description

The message portion of the GELF Layout should be allowed to be formatted using a PatternLayout. Specifying includeThreadContext="true" will include all thread context variables. The variables should be able to be explicitly included or excluded as the RFC5424Layout does.