Android Studio获取网络JSON数据并处理的方法

package chenglong.activitytest.pengintohospital.entity;import org.json.JSONException;import org.json.JSONObject;/** * * 科室 * Created by LICHENGLONG on 2017-10-02. */public class BasSection {  public Integer id;//科室id  public String sectionName;//科室名称  public Integer getId() {    return id;  }  public void setId(Integer id) {    this.id = id;  }  public String getSectionName() {    return sectionName;  }  public void setSectionName(String sectionName) {    this.sectionName = sectionName;  }  public BasSection(Integer id, String sectionName){    this.id = id;    this.sectionName = sectionName;  }  public static BasSection sectionData(JSONObject json){    try {      return new BasSection(            json.getInt("id"),            json.getString("sectionName");    } catch (JSONException e) {      e.printStackTrace();    }    return null;  }}

List<BasSection> listBasSection = new ArrayList<>();

/** * 获取JSON科室数据 */public void findSectionData(){  AsyncHttpClient client = new AsyncHttpClient();  //你的JSON数据链接地址  client.get(AbAppConfig.DATA_URL + "appGVConsultation/findSectionData", null, new AsyncHttpResponseHandler() {    @Override    public void onSuccess(int statusCode, Header[] headers, byte[] responseBody) {      try {        JSONObject object = new JSONObject(new String(responseBody));//获取json数据        JSONArray jsonArray = object.getJSONArray("obj");//获取数据集名称为obj的数据        Log.d("jsonArray数据输出：", String.valueOf(jsonArray));        for (int i = 0; i < jsonArray.length();i++) {          BasSection novels = BasSection.sectionData(jsonArray.getJSONObject(i));//把数据存在novels集合中          if (novels != null){            listBasSection.add(novels);          }        }      } catch (JSONException e) {        Toast.makeText(GV_Consultation.this, "数据请求失败，请稍后重试", Toast.LENGTH_SHORT).show();      }    }    @Override    public void onFailure(int statusCode, Header[] headers, byte[] responseBody, Throwable error) {      //请求失败的回调处理      Toast.makeText(GV_Consultation.this, "请链接网络，稍后重试", Toast.LENGTH_SHORT).show();    }  });}