Java httpclient请求，解决乱码问题

public class HttpPostRequestUtil {

public HttpPostRequestUtil() {
}

    public static String post(String url, Map<String, String> maps) {

        // 第一步，创建HttpPost对象

        HttpPost httpPost = new HttpPost(url);
// 设置HTTP POST请求参数必须用NameValuePair对象

        List<NameValuePair> params = new ArrayList<NameValuePair>();

        if (params != null) {

            Set<String> keys = maps.keySet();

            for (String key : keys) {

                System.out.println(maps.get(key));

                params.add(new BasicNameValuePair(key, maps.get(key)));
}

        }
//        params.add(new BasicNameValuePair("action", "downloadAndroidApp"));

//        params.add(new BasicNameValuePair("packageId",

//                "89dcb664-50a7-4bf2-aeed-49c08af6a58a"));

//        params.add(new BasicNameValuePair("uuid", "test_ok1"));
HttpResponse httpResponse = null;

        try {

            // 设置httpPost请求参数

            httpPost.setEntity(new UrlEncodedFormEntity(params, HTTP.UTF_8));

            httpResponse = new DefaultHttpClient().execute(httpPost);

            // System.out.println(httpResponse.getStatusLine().getStatusCode());

            if (httpResponse.getStatusLine().getStatusCode() == 200) {

                // 第三步，使用getEntity方法活得返回结果

                String result = EntityUtils.toString(httpResponse.getEntity());

                System.out.println("result:" + result);

                return result;

            }

        } catch (ClientProtocolException e) {

            e.printStackTrace();

        } catch (IOException e) {

            e.printStackTrace();

        }

        return null;

    }
public static void main(String[] args) {
System.out.println(post("http://user.qzone.qq.com/876187500", null));

    }
}

Java httpclient请求，解决乱码问题