HttpURLConnection的问题

我用了可以啊
JBuilder9.0\jdk1.4\lib\htmlconverter.jar;D:\JBuilder9.0\jdk1.4\lib\tools.jar;D:\JBuilder9.0\lib\mail.jar;D:\bea\weblogic81\server\lib\weblogic.jar;D:\bea\weblogic81\server\lib\webservices.jar;D:\bea\weblogic81\server\lib\webserviceclient.jar"  test.Un 
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