長度限制前邊packageimport就不寫了

publicclassMainClass{

publicstaticvoidmain(String[]args)throwsException{

StringBufferurlStr=newStringBuffer("");

URLmyURL=newURL(urlStr.toString());

HttpURLConnectionconnection=(HttpURLConnection)myURL.openConnection();

HttpURLConnection.setFollowRedirects(true);

connection.setRequestMethod("POST");

connection.setRequestProperty("accept-language","zh-cn");

connection.setDoOutput(true);

connection.setUseCaches(false);

connection.connect();

urlStr=newStringBuffer("");

urlStr.append("password=aaa");

urlStr.append("&userName=bbb");

connection.getOutputStream().write(urlStr.toString().getBytes("gbk"));

connection.getOutputStream().flush();

BufferedReaderreader=newBufferedReader(newInputStreamReader(connection.getInputStream(),"utf-8"));

StringinputLine;

while((inputLine=reader.readLine())!=null){

System.out.println(inputLine);

}

}

}