/usr/share/doc/liblog4j-extras1.2-java/api/org/apache/log4j/filter/class-use/ is in liblog4j-extras1.2-java-doc 1.2.17-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/liblog4j-extras1.2-java/api/org/apache/log4j/filter/class-use/AndFilter.html
/usr/share/doc/liblog4j-extras1.2-java/api/org/apache/log4j/filter/class-use/DenyAllFilter.html
/usr/share/doc/liblog4j-extras1.2-java/api/org/apache/log4j/filter/class-use/ExpressionFilter.html
/usr/share/doc/liblog4j-extras1.2-java/api/org/apache/log4j/filter/class-use/LevelMatchFilter.html
/usr/share/doc/liblog4j-extras1.2-java/api/org/apache/log4j/filter/class-use/LevelRangeFilter.html
/usr/share/doc/liblog4j-extras1.2-java/api/org/apache/log4j/filter/class-use/LocationInfoFilter.html
/usr/share/doc/liblog4j-extras1.2-java/api/org/apache/log4j/filter/class-use/LoggerMatchFilter.html
/usr/share/doc/liblog4j-extras1.2-java/api/org/apache/log4j/filter/class-use/StringMatchFilter.html
/usr/share/doc/liblog4j-extras1.2-java/api/org/apache/log4j/filter/class-use/TimeFilter.html