基于gitlab获取数据的Android App.zip

package com.example.song4.gitlab; import android.content.Intent; import android.os.Bundle; import android.os.Handler; import android.support.v4.app.ListFragment; import android.support.v7.app.AlertDialog; import android.text.Layout; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.ArrayAdapter; import android.widget.ListAdapter; import android.widget.ProgressBar; import android.widget.SimpleAdapter; import android.widget.Spinner; import android.widget.TextView; import com.example.song4.gitlab.VO.StudentVO; import org.json.JSONArray; import org.json.JSONObject; import java.io.BufferedReader; import java.io.InputStream; import java.io.InputStreamReader; import java.net.HttpURLConnection; import java.net.URL; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; public class StudentListFragment extends ListFragment{ private byte[] tokan; private Map<String,String> classmap; private List<StudentVO> studentVOList; private Handler handler; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); classmap=new HashMap<>(); studentVOList=new ArrayList<>(); handler=new Handler(); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { // Inflate the layout for this fragment return inflater.inflate(R.layout.fragment_student_list, container, false); } @Override public void onStart(){ super.onStart(); //班级名称选择器 Intent intent=getActivity().getIntent(); if(intent!=null) { tokan = intent.getByteArrayExtra("tokan"); new Thread(new Runnable() { @Override public void run() { try { URL url = new URL("http://115.29.184.56:8090/api/group"); HttpURLConnection connection = (HttpURLConnection) url.openConnection(); connection.setRequestMethod("GET"); connection.setRequestProperty("Authorization", "Basic " + new String(tokan)); connection.setRequestProperty("Content-Type", "application/json"); connection.setDoInput(true); int response = connection.getResponseCode(); //获得服务器的响应码 if (response == HttpURLConnection.HTTP_OK) { InputStream in = connection.getInputStream(); BufferedReader bufr = new BufferedReader(new InputStreamReader(in)); StringBuilder responseString = new StringBuilder(); String line = line = bufr.readLine(); if (line != null) { do { responseString.append(line); } while ((line = bufr.readLine()) != null); if (connection != null) { connection.disconnect(); } JSONArray jsonArray = new JSONArray(responseString.toString()); for (int i = 0; i < jsonArray.length(); i++) { JSONObject object = jsonArray.getJSONObject(i); classmap.put(object.getString("name"), object.getString("id")); } handler.post(setSpinner); } else { System.out.println("fail"); } } } catch (Exception e) { e.printStackTrace(System.out); } } }).start(); } } Runnable setSpinner=new Runnable(){ @Override public void run() { Spinner spinner = (Spinner) (getView().findViewById(R.id.class_spinner)); ArrayAdapter<String> adapter = new ArrayAdapter<String>(getContext(), android.R.layout.simple_spinner_item, new ArrayList<>(classmap.keySet())); adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); spinner.setAdapter(adapter); spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() { @Override public void onItemSelected(AdapterView<?> parent, View view, int position, long id) { String name = (String) parent.getItemAtPosition(position); studentVOList.clear(); ProgressBar progressBar=(ProgressBar)getView().findViewById(R.id.progressBar); progressBar.setVisibility(View.VISIBLE); getStudentList(classmap.get(name)); } @Override public void onNothingSelected(AdapterView<?> parent) { } }); } }; private void getStudentList(String groupId){ final String groupID=groupId; new Thread(new Runnable() { @Override public void run() { try { URL url = new URL("http://115.29.184.56:8090/api/group/"+groupID+"/students"); HttpURLConnection connection=(HttpURLConnection)url.openConnection(); connection.setRequestMethod("GET"); connection.setRequestProperty("Authorization","Basic "+new String(tokan)); connection.setRequestProperty("Content-Type", "application/json"); connection.setDoInput(true); int response = connection.getResponseCode(); //获得服务器的响应码 if(response == HttpURLConnection.HTTP_OK) { InputStream in = connection.getInputStream(); BufferedReader bufr = new BufferedReader(new InputStreamReader(in)); StringBuilder responseString = new StringBuilder(); String line = line = bufr.readLine(); if (line!=null) { do { responseString.append(line); } while ((line = bufr.readLine()) != null); if (connection != null) { connection.disconnect(); } JSONArray jsonArray=new JSONArray(responseString.toString()); studentVOList.clear(); for(int i=0;i<jsonArray.length();i++){ JSONObject object=jsonArray.getJSONObject(i); studentVOList.add(new StudentVO(object.getString("id"),object.getString("username"),object.getString("name"),object.getString("type"), object.getString("avatar"),object.getString("gender"),object.getString("email"),object.getString("schoolId"), object.getString("gitId"),object.getString("number"), object.getString("groupId"),object.getString("gitUsername"))); } handler.post(updateStudentList); }else { System.out.println("fail"); } } }catch (Exception e){ e.printStackTrace(System.out); } } }).start(); } Runnable updateStudentList=new Runnable(