client

public class HttpUtils {
    /**
     * post  ， 10 
     * @param url
     * @param params
     * @return
     * @throws IOException
     */

    public String post(String url, Map<String, String> params) throws IOException {
        return this.post(url, params, 10);
    }
/**
     * post 
     * @param url
     * @param params
     * @param timeout  ， 
     * @return
     * @throws IOException
     */
    public String post(String url, Map<String, String> params, int timeout) throws IOException {
        HttpClient httpclient = new DefaultHttpClient();
        httpclient.getParams().setIntParameter("http.socket.timeout", timeout * 1000);
        httpclient.getParams().setBooleanParameter("http.protocol.expect-continue", false);
        String retVal = "";
try {
            List<NameValuePair> formparams = new ArrayList<NameValuePair>();
            if (params != null) {
                for (Map.Entry<String, String> param : params.entrySet()) {
                    formparams.add(new BasicNameValuePair(param.getKey(), param.getValue()));
                }
            }
            UrlEncodedFormEntity entity = new UrlEncodedFormEntity(formparams, HTTP.UTF_8);
            HttpPost httppost = new HttpPost(url);
            httppost.setEntity(entity);
            ResponseHandler<String> responseHandler = new BasicResponseHandler();
            retVal = new String(httpclient.execute(
                    httppost, responseHandler).getBytes(HTTP.ISO_8859_1),
                    HTTP.UTF_8);
        } catch (IOException e) {
            throw e;
        } finally {
            httpclient.getConnectionManager().shutdown();
        }
        return retVal;
    }
/**
     * get 
     * @param url
     * @param params
     * @return
     * @throws IOException
     */
    public String get(String url, Map<String, String> params) throws IOException {
        HttpClient httpclient = new DefaultHttpClient();
        httpclient.getParams().setIntParameter("http.socket.timeout", 100000);
        String retVal = "";
        try {
            List<NameValuePair> qparams = new ArrayList<NameValuePair>();
            if (params != null) {
                for (Map.Entry<String, String> param : params.entrySet()) {
                    qparams.add(new BasicNameValuePair(param.getKey(), param.getValue()));
                }
            }
String paramstr = URLEncodedUtils.format(qparams, HTTP.UTF_8);
            if (StringUtils.isNotEmpty(paramstr)) {
                url = url + "?" + paramstr;
            }
            HttpGet httpget = new HttpGet(url);
            ResponseHandler<String> responseHandler = new BasicResponseHandler();
            retVal = httpclient.execute(httpget, responseHandler);
        } catch (IOException e) {
            throw e;
        } finally {
            httpclient.getConnectionManager().shutdown();
        }
        return retVal;
    }
}