Character Encoding
URLEncoder.encode(..., "ISO-8859-1")
URLEncoder.encode(..., "UTF-8")
Header:
user-agent=httpunit/1.4
accept-language=en-US
cookie=JSESSIONID=1A1F3B9893665B1575666164ED24AC36
accept-encoding=gzip
accept-charset=ISO-8859-1,utf-8;q=0.7,*;q=0.7
referer=http://localhost:8080/wcf/charencmain.jsp
content-type=application/x-www-form-urlencoded
cache-control=no-cache
pragma=no-cache
host=localhost:8080
accept=text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2
connection=keep-alive
content-length=144