httpClient(Get)进行网络请求

//请求网络数据

String result = "";
    StringBuffer str = new StringBuffer(ur);

    HttpGet get = new HttpGet(str.toString());
    HttpParams parms = new BasicHttpParams();
    HttpConnectionParams.setConnectionTimeout(parms, 5000);
    HttpConnectionParams.setSoTimeout(parms, 5000);
    HttpClient client = new DefaultHttpClient(parms);
    try {
        HttpResponse execute = client.execute(get);
        if (execute.getStatusLine().getStatusCode() == 200) {
            HttpEntity entity = execute.getEntity();
            result = EntityUtils.toString(entity, "utf-8");

        }