java 经纬度解析地址地理位置信息

/***  * 根据经伟度得到详细的地址信息  * @param x  * @param y  * @throws IOException  * @throws UnsupportedEncodingException  */ public String getaddressforxybyGooglehttpconnection(String x,String y) throws IOException {  if(x.length() >9){x = x.substring(0,7);}  if(y.length()>8){y = y.substring(0,6);}  URL url = null;  String mapurl="http://maps.google.cn/maps/geo?output=csv&key=abcdef&q=" +Float.parseFloat(y)/100000+ "," + Float.parseFloat(x)/100000 ;    String address="无法从地理信息服务器上获得此位置的地理信息";//取地图的地址  StringBuffer strBuffer = new StringBuffer();  HttpURLConnection connection = null;      DataInputStream in = null;  try {   url = new URL(mapurl);              connection = (HttpURLConnection) url.openConnection();    connection.setRequestMethod("GET");     connection.setUseCaches(false);       connection.setDefaultUseCaches(false);                        connection.setDoInput(true);      connection.setDoOutput(true);             connection.setConnectTimeout(1000);      connection.setReadTimeout(1000);          in = new DataInputStream(connection.getInputStream());                     int   all=   in.available();        int   code   =   connection.getResponseCode();         if(code   !=   connection.HTTP_OK)               {                                           return address ;            }               else               {                byte[]   b=   new   byte[all];               in.read(b);                   String strAddress=   new   String(b,"UTF-8"); //GBK  2011-04-28               String[] m_sAddress = strAddress.split(",");                if (m_sAddress.length == 3)                {                 address = m_sAddress[2];                }                else                {                 address = "无法获取地址";                }                //address   =   new   String(b,"UTF-8"); //GBK  2011-04-28   }                                                                 connection.disconnect();      in.close();              } catch (Exception e)     {             address="无法从地理信息服务器上获得此位置的地理信息";//取地图的地址     }      finally     {       connection.disconnect();      in.close();     }  address = address.replace('"', ' ');  address = address.replace("<?xml version= 1.0  encoding= GBK ?><R><code>0</code><msg>", "");  address = address.replace("</msg></R>", "");  return address; }