/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/ is in libdoxia-sitetools-java-doc 1.1.4-1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/AbstractITextRender.html
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/DefaultPdfRenderer.html
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/DefaultRtfRenderer.html
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/PdfRenderer.html
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/RtfRenderer.html
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/class-use/
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/class-use/AbstractITextRender.html
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/class-use/DefaultPdfRenderer.html
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/class-use/DefaultRtfRenderer.html
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/class-use/PdfRenderer.html
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/class-use/RtfRenderer.html
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/package-frame.html
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/package-summary.html
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/package-tree.html
/usr/share/doc/libdoxia-sitetools-java/api/org/apache/maven/doxia/docrenderer/itext/package-use.html