/usr/lib/eclipse/plugins/com.ibm.icu_4.4.2.v20110823.jar is in eclipse-rcp 3.8.1-5.1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/eclipse/plugins/../../../share/java/com.ibm.icu-4.4.jar
/usr/lib/eclipse/plugins/../../../share/java/com.ibm.icu-4.4.jar