/usr/share/doc/libasync-http-client-java/api/com/ning/http/client/extra/ is in libasync-http-client-java-doc 1.6.5-1.
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/usr/share/doc/libasync-http-client-java/api/com/ning/http/client/extra/ResumableRandomAccessFileListener.html
/usr/share/doc/libasync-http-client-java/api/com/ning/http/client/extra/ThrottleRequestFilter.html
/usr/share/doc/libasync-http-client-java/api/com/ning/http/client/extra/class-use/
/usr/share/doc/libasync-http-client-java/api/com/ning/http/client/extra/class-use/ResumableRandomAccessFileListener.html
/usr/share/doc/libasync-http-client-java/api/com/ning/http/client/extra/class-use/ThrottleRequestFilter.html
/usr/share/doc/libasync-http-client-java/api/com/ning/http/client/extra/package-frame.html
/usr/share/doc/libasync-http-client-java/api/com/ning/http/client/extra/package-summary.html
/usr/share/doc/libasync-http-client-java/api/com/ning/http/client/extra/package-tree.html
/usr/share/doc/libasync-http-client-java/api/com/ning/http/client/extra/package-use.html