UnicodeBig is supported by rt.jar of 1.2.2 as opposed to UTF16. UTF16 is not even listed on http://java.sun.com/products/jdk/1.2/docs/guide/internat/encoding.doc.html PR: 22549 Submitted by: J.M. (Martijn) Kruithof (ant at kruithof dot xs4all dot nl) git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@275121 13f79535-47bb-0310-9956-ffa450edef68master