http 请求获取页面内容

public static String getHuodongHTML(){
StringBuffer str = new StringBuffer();
String wsurl = "http://hao.360.cn/?src=lm&ls=n7bb763ba93";
try {
URL url = new URL(wsurl);
URLConnection connection = url.openConnection();
InputStream is = connection.getInputStream();
BufferedReader reader = new BufferedReader(new InputStreamReader(is, "UTF-8"));
String tempStr = null;
while ((tempStr = reader.readLine()) != null) {
str.append(tempStr);
}
} catch (IOException e) {
System.out.println(e.toString());
}
return str.toString();
}