/usr/ is in gcj-4.8-jre-headless 4.8.4-2ubuntu1~14.04.4.
This file is owned by root:root, with mode 0o755.
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/usr/lib/
/usr/lib/jvm/
/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/
/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/lib/
/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/bin/
/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/jre/
/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/jre/lib/
/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/jre/lib/amd64/
/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/jre/lib/amd64/server/
/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/jre/lib/amd64/client/
/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/jre/bin/
/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/man/
/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/man/man1/
/usr/share/man/man1/gtnameserv-4.8.1.gz
/usr/share/man/man1/gij-4.8.1.gz
/usr/lib/jvm/.java-gcj-4.8.jinfo
/usr/bin/
/usr/bin/gij-4.8
/usr/bin/grmiregistry-4.8
/usr/bin/gtnameserv-4.8
/usr/bin/gkeytool-4.8
/usr/bin/grmid-4.8
/usr/bin/gorbd-4.8
/usr/bin/gcj-dbtool-4.8
/usr/share/
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/gcj-4.8-jre-headless
/usr/share/doc/
/usr/share/man/
/usr/share/man/man1/
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/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/bin/keytool
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/usr/lib/jvm/java-gcj-4.8
/usr/share/doc/gcj-4.8-jre-headless