ध्यान दें:वहाँ है एक नए संस्करण के लिए इस विरूपण साक्ष्य:
1.2.17
Apache Extras Companion™ for Apache log4j™.
This companion provides additional appenders, filters and
other capabilities for version 1.2 of Apache log4j™. Several of these were backported from
the abandoned Apache log4j 1.3 development effort.