Public static void main (string [] argv) {try {system. out. println ("Chinese"); // 1 system. out. println ("Chinese ". getbytes (); // 2 system. out. println ("Chinese ". getbytes ("gb2312"); // 3 system. out. println ("Chinese ". getbytes ("iso8859_1"); // 4 system. out. println (new string ("Chinese ". getbytes (); // 5 system. out. println (new string ("Chinese ". getbytes (), "gb2312"); // 6 system. out. println (new string ("Chinese ". getbytes (), "iso8859_1"); // 7 system. out. println (new string ("Chinese ". getbytes ("gb2312"); // 8 system. out. println (new string ("Chinese ". getbytes ("gb2312"), "gb2312"); // 9 system. out. println (new string ("Chinese ". getbytes ("gb2312"), "iso8859_1"); // 10 system. out. println (new string ("Chinese ". getbytes ("iso8859_1"); // 11 system. out. println (new string ("Chinese ". getbytes ("iso8859_1"), "UTF-8"); // 12 system. out. println (new string ("Chinese text message ". getbytes ("iso8859_1"), "UTF-8"); // 13 // encode and decode string cont = urlencoder. encode (new string ("what are you doing? 33335"), "UTF-8"); system. out. println ("0:" + cont); string after = urldecoder. decode (cont, "UTF-8"); system. out. println ("1:" + after);} catch (exception e) {system. out. println (E. getmessage ());}}