获取ip地址

 http://int.dpool.sina.com.cn/iplookup/iplookup.php?format=js&ip=218.192.3.42 HttpClient httpClient=new DefaultHttpClient(); HttpGet httpGet=new HttpGet(url); HttpResponse response=httpClient.execute(httpGet); String result=EntityUtils.toString(response.getEntity(),"UTF-8");  this.getRequest().getLocalAddr();  result=result.substring(result.indexOf("=")+1, result.indexOf(";"));