/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/ is in libhamcrest-java-doc 1.3-5ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/BaseDescription.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/BaseMatcher.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/Condition.Step.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/Condition.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/CoreMatchers.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/CustomMatcher.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/CustomTypeSafeMatcher.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/Description.NullDescription.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/Description.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/DiagnosingMatcher.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/Factory.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/FeatureMatcher.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/Matcher.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/MatcherAssert.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/Matchers.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/SelfDescribing.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/StringDescription.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/TypeSafeDiagnosingMatcher.html
/usr/share/doc/libhamcrest-java/api/org/hamcrest/class-use/TypeSafeMatcher.html