Character Encoding

fmt:message: An english text.
Request Encoding: utf-8
Filter Encoding: utf-8
Umlaute: ü
Parameter: ????????????Ÿš?????

URLEncoder.encode(..., "ISO-8859-1")
URLEncoder.encode(..., "UTF-8")

Header:

user-agent=httpunit/1.4
accept-language=en-US
cookie=JSESSIONID=F20441EECE450C09FA55B8B929D05C6B
accept-encoding=gzip
accept-charset=ISO-8859-1,utf-8;q=0.7,*;q=0.7
referer=http://localhost:8080/wcf/charenc.jsp
cache-control=no-cache
pragma=no-cache
host=localhost:8080
accept=text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2
connection=keep-alive