Issue #10818: set javadoc level to private
Issue #10818: set javadoc level to private

romani/checkstyle,checkstyle/checkstyle,romani/checkstyle,rnveach/checkstyle,romani/checkstyle,romani/checkstyle,rnveach/checkstyle,romani/checkstyle,rnveach/checkstyle,checkstyle/checkstyle,checkstyle/checkstyle,rnveach/checkstyle,checkstyle/checkstyle,romani/checkstyle,rnveach/checkstyle,checkstyle/checkstyle,checkstyle/checkstyle,rnveach/checkstyle