/usr/share/doc/ is in libspark-java-doc 1.2-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/libspark-java-doc/
/usr/share/doc/libspark-java-doc/changelog.Debian.gz
/usr/share/doc/libspark-java-doc/copyright
/usr/share/doc/libspark-java/
/usr/share/doc/libspark-java/api/
/usr/share/doc/libspark-java/api/allclasses-noframe.html
/usr/share/doc/libspark-java/api/serialized-form.html
/usr/share/doc/libspark-java/api/index.html
/usr/share/doc/libspark-java/api/constant-values.html
/usr/share/doc/libspark-java/api/help-doc.html
/usr/share/doc/libspark-java/api/resources/
/usr/share/doc/libspark-java/api/resources/titlebar_end.gif
/usr/share/doc/libspark-java/api/resources/tab.gif
/usr/share/doc/libspark-java/api/resources/background.gif
/usr/share/doc/libspark-java/api/resources/titlebar.gif
/usr/share/doc/libspark-java/api/package-list
/usr/share/doc/libspark-java/api/allclasses-frame.html
/usr/share/doc/libspark-java/api/overview-tree.html
/usr/share/doc/libspark-java/api/index-all.html
/usr/share/doc/libspark-java/api/com/
/usr/share/doc/libspark-java/api/com/representqueens/
/usr/share/doc/libspark-java/api/com/representqueens/spark/
/usr/share/doc/libspark-java/api/com/representqueens/spark/service/
/usr/share/doc/libspark-java/api/com/representqueens/spark/service/package-summary.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/service/SparkController.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/service/package-frame.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/service/package-tree.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/package-summary.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/Encoder.Format.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/LineGraph.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/util/
/usr/share/doc/libspark-java/api/com/representqueens/spark/util/package-summary.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/util/StringConversion.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/util/package-frame.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/util/package-tree.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/SizeParams.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/package-frame.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/BarGraph.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/Encoder.html
/usr/share/doc/libspark-java/api/com/representqueens/spark/package-tree.html
/usr/share/doc/libspark-java/api/com/representqueens/util/
/usr/share/doc/libspark-java/api/com/representqueens/util/package-summary.html
/usr/share/doc/libspark-java/api/com/representqueens/util/StringUtils.html
/usr/share/doc/libspark-java/api/com/representqueens/util/package-frame.html
/usr/share/doc/libspark-java/api/com/representqueens/util/ColorUtils.html
/usr/share/doc/libspark-java/api/com/representqueens/util/package-tree.html
/usr/share/doc/libspark-java/api/com/representqueens/web/
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/spark/
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/spark/package-summary.html
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/spark/LineGraph.html
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/spark/package-frame.html
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/spark/BarGraph.html
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/spark/package-tree.html
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/spark/embedded/
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/spark/embedded/package-summary.html
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/spark/embedded/LineGraph.html
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/spark/embedded/package-frame.html
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/spark/embedded/BarGraph.html
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/spark/embedded/package-tree.html
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/spark/AbstractServerGraph.html
/usr/share/doc/libspark-java/api/com/representqueens/web/tags/spark/AbstractGraph.html
/usr/share/doc/libspark-java/api/stylesheet.css
/usr/share/doc/libspark-java/api/overview-frame.html
/usr/share/doc/libspark-java/api/overview-summary.html
/usr/share/doc/libspark-java/api/deprecated-list.html
/usr/share/doc-base/libspark-java-doc