Android JSON 解析

private void sendRequestWithHttpClient() {
        new Thread(new Runnable() {
            @Override
            public void run() {
                try {
                    HttpClient httpClient = new DefaultHttpClient();
                    HttpGet httpGet = new HttpGet("获取服务器Url地址");
                    HttpResponse httpResponse = httpClient.execute(httpGet);
                    if (httpResponse.getStatusLine().getStatusCode() == 200) {

                        HttpEntity entity = httpResponse.getEntity();
                        String response = EntityUtils.toString(entity, "utf-8");
                        parseJSONWithJSONObject(response);
                    }
                } catch (Exception e) {
                    e.printStackTrace();
                }

            }
        }).start();
    }


    private void parseJSONWithJSONObject(String jsonData) {
        try {
            JSONArray jsonArray = new JSONArray(jsonData);
            for (int i = 0; i < jsonArray.length(); i++) {
                JSONObject jsonObject = jsonArray.getJSONObject(i);
                String pacName = jsonObject.getString("pacName");
                String downloadUrl = jsonObject.getString("downloadUrl");
                String mainActivityName = jsonObject.getString("mainActivityName");
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }