private void getData() {

		RequestParams params = new RequestParams();

		params.put("action", "getlista");

		params.put("chepai", etSearch.getText().toString());

		netClient.post(Constants.che_URL, params, new BaseJsonRes() {

			@Override

			public void onMySuccess(String data) {

				listdata.clear();

				if (!TextUtils.isEmpty(data)) {

					List<CheModel> models = (JSON.parseArray(data,

							CheModel.class));

					for (int i = 0; i < models.size(); i++) {

						Map<String, String> che = new HashMap<String, String>();

						che.put("name", models.get(i).getChepai());

						che.put("info", models.get(i).getXinghao());

						che.put("id", models.get(i).getId());

						listdata.add(che);

					}

				}

				adpter.notifyDataSetChanged();

			}

			@Override

			public void onMyFailure() {

				Utils.showShortToast(getActivity(), "网络错误");

			}

		});

	}

 private void GetDataLista(HttpContext context)

        {

            int _pageindex = 1;

            int _pagesize = 20;

            if (pageindex > 0)

                _pageindex = pageindex;

            if (pagesize > 0)

                _pagesize = pagesize;

            string where = "";

            if(!string.IsNullOrEmpty(weizhi))

            {

                where = "weizhi like '%"+weizhi+"%'";

            }

            string json = cheweiBll.Current.GetJSONdataForAndroid(_pageindex, _pagesize, "id asc", where);

            context.Response.Write(Common.JSONhelper.CreateResponseJson("1", "", json.Replace("\"griddata\":}", "\"griddata\":[]}").ToLower()));

        }