Here is a list of all enum values with links to the classes they belong to:

ACCEPT : log4cxx::spi::Filter
ADDRESS_PARSE_FAILURE : log4cxx::spi::ErrorCode
ALL_INT : log4cxx::Level
CLOSE_FAILURE : log4cxx::spi::ErrorCode
DEBUG_INT : log4cxx::Level
DENY : log4cxx::spi::Filter
DOCUMENT_NODE : log4cxx::helpers::XMLDOMNode
ELEMENT_NODE : log4cxx::helpers::XMLDOMNode
ERROR_INT : log4cxx::Level
FATAL_INT : log4cxx::Level
FILE_OPEN_FAILURE : log4cxx::spi::ErrorCode
FLUSH_FAILURE : log4cxx::spi::ErrorCode
GENERIC_FAILURE : log4cxx::spi::ErrorCode
INFO_INT : log4cxx::Level
LOSSCHAR : log4cxx::helpers::Transcoder
MISSING_LAYOUT : log4cxx::spi::ErrorCode
NEUTRAL : log4cxx::spi::Filter
NO_MILLISECONDS : log4cxx::pattern::CachedDateFormat
NOT_IMPLEMENTED_NODE : log4cxx::helpers::XMLDOMNode
OFF_INT : log4cxx::Level
TRACE_INT : log4cxx::Level
UNRECOGNIZED_MILLISECONDS : log4cxx::pattern::CachedDateFormat
WARN_INT : log4cxx::Level
WRITE_FAILURE : log4cxx::spi::ErrorCode