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  1. Log4j 2
  2. LOG4J2-2101

non-string value MapMessage ClassCastException

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 2.9.1
    • 2.10.0
    • Filters
    • None

    Description

      Using a MapFilter with a MapMessage containing non-string values results in a ClassCastException attempting to cast values to strings.

      ClassCastException: java.lang.Long cannot be cast to java.lang.String
    at org.apache.logging.log4j.message.MapMessage.get(MapMessage.java:214)
    at org.apache.logging.log4j.core.filter.MapFilter.filter(MapFilter.java:87)
    at org.apache.logging.log4j.core.filter.MapFilter.filter(MapFilter.java:79)
    at org.apache.logging.log4j.core.filter.AbstractFilterable.isFiltered(AbstractFilterable.java:182)
    at org.apache.logging.log4j.core.config.AppenderControl.isFilteredByAppender(AppenderControl.java:151)
    at org.apache.logging.log4j.core.config.AppenderControl.callAppender0(AppenderControl.java:128)

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            mikaelstaldal Mikael Ståldal
            ckozak Carter Kozak
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            Dates

              Created:
              Updated:
              Resolved: