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APPENDIX B

The log4j DTD

Listing B-1 presents the complete Document Type Definition (DTD) for the log4j configuration.

<?xml version=”1.0” encoding=”UTF-8” ?> <!-- Version: 1.2 --> <!-- A configuration element consists of optional rendererelements,appender elements, categories and an optional rootelement. --> <!ELEMENT log4j:configuration (renderer*, appender*,(category|logger)*,root?,                               categoryFactory?)> <!ATTLIST log4j:configuration  xmlns:log4j              CDATA #FIXED “http://jakarta.apache.org/log4j/”  threshold                (all|debug|info|warn|error|fatal|off|null) “null”   ...

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