fork download

copy

public class MainActivity extends AppCompatActivity implements View.OnClickListener, AdapterView.OnItemClickListener {
 
    private SharedPreferences prefs;
 
    static final int DATE_DIALOG_ID = 0;
    private int mYear,mMonth,mDay;
 
    private static final Pattern ID_PATTERN = Pattern
            .compile("[0-9-]{7}");
 
 
    String id;
    String dob;
    private ProgressDialog loading;
 
    private boolean added = false;
 
    EditText studentID, DOB;
    Button AddStudent;
    ListView lv;
    ArrayList<String> addStudentArray = new ArrayList<String>();
 
    @SuppressWarnings("deprecation")
    @SuppressLint("SimpleDateFormat")
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
 
        Calendar c = Calendar.getInstance();
        mYear = c.get(Calendar.YEAR);
        mMonth=c.get(Calendar.MONTH);
        mDay=c.get(Calendar.DAY_OF_MONTH);
        //String dateFormat = "dd/MM/yyyy";
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
        DOB = (EditText) findViewById(R.id.et_dob);
        DOB.setText(sdf.format(c.getTime()));
 
        DOB.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
 
                showDialog(DATE_DIALOG_ID);
            }
        });
 
        studentID = (EditText) findViewById(R.id.et_student_id);
        prefs = getPreferences(Context.MODE_PRIVATE);
        studentID.setText(prefs.getString("autoSave", ""));
        DOB.setText(prefs.getString("autoSave", ""));
        AddStudent = (Button) findViewById(R.id.btn_add_student);
 
        lv = (ListView) findViewById(R.id.lv_student_list);
        lv.setOnItemClickListener(this);
        //textViewResult = (TextView) findViewById(R.id.textViewResult);
 
        AddStudent.setOnClickListener(this);
    }
 
    private void getData() {
        id = studentID.getText().toString().trim();
        dob = DOB.getText().toString().trim();
 
        if (id == null || id.trim().equals("")) {
            Toast.makeText(getBaseContext(), "ID Field cannot be empty", Toast.LENGTH_LONG).show();
        }
        else if (dob == null || dob.trim().equals("")) {
            Toast.makeText(getBaseContext(), "Date of Birth cannot be empty", Toast.LENGTH_LONG).show();
        } else {
            // fetching data
            // Tag used to cancel the request
            String tag_json_arry = "json_array_req";
 
            //String url = Config.PROFILE_URL+myval;
            ;
            String url = Config.PROFILE_URL+"?student_id="+id+"&dob="+dob;
 
            JsonArrayRequest req = new JsonArrayRequest(url,
                    new Response.Listener<JSONArray>() {
                        @Override
                        public void onResponse(JSONArray response) {
                            Log.d("my data", response.toString());
 
                            try {
                                // Parsing json array response
                                // loop through each json object
                                String jsonResponse = "";
                                for (int i = 0; i < response.length(); i++) {
 
                                    JSONObject personUser = (JSONObject) response
                                            .get(i);
 
                                    Config.userInfo.add( personUser.getString("student_id"));// User's Name in index (0)
                                    Config.userInfo.add( personUser.getString("first_name"));// User's Name in index (1)
                                }
 
 
                                    addStudentArray.add(Config.userInfo.get(0) + "\n" + Config.userInfo.get(1));
                                    Toast.makeText(MainActivity.this, "Student Added",
                                            Toast.LENGTH_LONG).show();
 
                                    ArrayAdapter<String> adapter = new ArrayAdapter<String>(MainActivity.this, android.R.layout.simple_list_item_1, addStudentArray);
                                    lv.setAdapter(adapter);
 
                                SharedPreferences sharedPreferences = MainActivity.this.getSharedPreferences(Config.SHARED_PREF_NAME, Context.MODE_PRIVATE);
 
                                //Creating editor to store values to shared preferences
                                SharedPreferences.Editor editor = sharedPreferences.edit();
 
                                //Adding values to editor
                                editor.putBoolean(Config.ADDED_SHARED_PREF, true);
                                editor.putString(Config.ID_SHARED_PREF, id);
                                editor.putString(Config.DOB_SHARED_PREF, dob);
 
                                //Saving values to editor
                                editor.commit();
 
 
 
                                //textViewResult.setText("Name: " +Config.userInfo.get(0)+"\n\n");
 
                            } catch (JSONException e) {
                                e.printStackTrace();
                                Toast.makeText(getApplicationContext(),
                                        "Error: " + e.getMessage(),
                                        Toast.LENGTH_LONG).show();
                            }
 
 
                        }
                    }, new Response.ErrorListener() {
                @Override
                public void onErrorResponse(VolleyError error) {
                    VolleyLog.d(",y error", "Error: " + error.getMessage());
                    Toast.makeText(getApplicationContext(),
                            error.getMessage(), Toast.LENGTH_SHORT).show();
 
                }
            });
 
            // Adding request to request queue
 
            RequestQueue requestQueue = Volley.newRequestQueue(this);
            requestQueue.add(req);
 
            // Toast.makeText(getApplicationContext(), "Data loaded sucessfully!", Toast.LENGTH_LONG).show();
 
        }
    }
 
 
    protected Dialog onCreateDialog(int id){
        switch (id){
            case DATE_DIALOG_ID:
                return new DatePickerDialog(this,
                        mDateSetListener,
                        mYear, mMonth, mDay);
 
        }
        return null;
 
    }
    private DatePickerDialog.OnDateSetListener mDateSetListener = new DatePickerDialog.OnDateSetListener(){
        public void onDateSet(DatePicker view, int year, int monthOfYear,
                              int dayOfMonth) {
            mYear = year;
            mMonth = monthOfYear;
            mDay = dayOfMonth;
            DOB.setText(new StringBuilder().append(mYear).append("-").append(mMonth + 1).append("-").append(mDay));
 
        }
    };
 
    @Override
    protected void onResume() {
        super.onResume();
        //In onresume fetching value from sharedpreference
        SharedPreferences sharedPreferences = getSharedPreferences(Config.SHARED_PREF_NAME,Context.MODE_PRIVATE);
 
        //Fetching the boolean value form sharedpreferences
        added = sharedPreferences.getBoolean(Config.ADDED_SHARED_PREF, false);
 
        //If we will get true
        if(!added){
 
            Toast.makeText(MainActivity.this, "Add student", Toast.LENGTH_LONG).show();
        }
    }
 
    @Override
    public void onClick(View v) {
        if (v == AddStudent){
            getData();
        }
 
    }
 
    @Override
    public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
        Intent intent = new Intent();
        intent.setClass(this, ListItemDetail.class);
        intent.putExtra("position", position);
        intent.putExtra("id", id);
        startActivity(intent);
    }
}
 

Main.java:1: error: class MainActivity is public, should be declared in a file named MainActivity.java
public class MainActivity extends AppCompatActivity implements View.OnClickListener, AdapterView.OnItemClickListener {
       ^
Main.java:1: error: cannot find symbol
public class MainActivity extends AppCompatActivity implements View.OnClickListener, AdapterView.OnItemClickListener {
                                  ^
  symbol: class AppCompatActivity
Main.java:1: error: package View does not exist
public class MainActivity extends AppCompatActivity implements View.OnClickListener, AdapterView.OnItemClickListener {
                                                                   ^
Main.java:1: error: package AdapterView does not exist
public class MainActivity extends AppCompatActivity implements View.OnClickListener, AdapterView.OnItemClickListener {
                                                                                                ^
Main.java:3: error: cannot find symbol
    private SharedPreferences prefs;
            ^
  symbol:   class SharedPreferences
  location: class MainActivity
Main.java:8: error: cannot find symbol
    private static final Pattern ID_PATTERN = Pattern
                         ^
  symbol:   class Pattern
  location: class MainActivity
Main.java:14: error: cannot find symbol
    private ProgressDialog loading;
            ^
  symbol:   class ProgressDialog
  location: class MainActivity
Main.java:18: error: cannot find symbol
    EditText studentID, DOB;
    ^
  symbol:   class EditText
  location: class MainActivity
Main.java:19: error: cannot find symbol
    Button AddStudent;
    ^
  symbol:   class Button
  location: class MainActivity
Main.java:20: error: cannot find symbol
    ListView lv;
    ^
  symbol:   class ListView
  location: class MainActivity
Main.java:21: error: cannot find symbol
    ArrayList<String> addStudentArray = new ArrayList<String>();
    ^
  symbol:   class ArrayList
  location: class MainActivity
Main.java:26: error: cannot find symbol
    protected void onCreate(Bundle savedInstanceState) {
                            ^
  symbol:   class Bundle
  location: class MainActivity
Main.java:152: error: cannot find symbol
    protected Dialog onCreateDialog(int id){
              ^
  symbol:   class Dialog
  location: class MainActivity
Main.java:163: error: package DatePickerDialog does not exist
    private DatePickerDialog.OnDateSetListener mDateSetListener = new DatePickerDialog.OnDateSetListener(){
                            ^
Main.java:191: error: cannot find symbol
    public void onClick(View v) {
                        ^
  symbol:   class View
  location: class MainActivity
Main.java:199: error: cannot find symbol
    public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                            ^
  symbol:   class AdapterView
  location: class MainActivity
Main.java:199: error: cannot find symbol
    public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                                                   ^
  symbol:   class View
  location: class MainActivity
Main.java:24: error: cannot find symbol
    @SuppressLint("SimpleDateFormat")
     ^
  symbol:   class SuppressLint
  location: class MainActivity
Main.java:8: error: cannot find symbol
    private static final Pattern ID_PATTERN = Pattern
                                              ^
  symbol:   variable Pattern
  location: class MainActivity
Main.java:21: error: cannot find symbol
    ArrayList<String> addStudentArray = new ArrayList<String>();
                                            ^
  symbol:   class ArrayList
  location: class MainActivity
Main.java:25: error: method does not override or implement a method from a supertype
    @Override
    ^
Main.java:27: error: cannot find symbol
        super.onCreate(savedInstanceState);
        ^
  symbol:   variable super
  location: class MainActivity
Main.java:28: error: package R does not exist
        setContentView(R.layout.activity_main);
                        ^
Main.java:30: error: cannot find symbol
        Calendar c = Calendar.getInstance();
        ^
  symbol:   class Calendar
  location: class MainActivity
Main.java:30: error: cannot find symbol
        Calendar c = Calendar.getInstance();
                     ^
  symbol:   variable Calendar
  location: class MainActivity
Main.java:31: error: cannot find symbol
        mYear = c.get(Calendar.YEAR);
                      ^
  symbol:   variable Calendar
  location: class MainActivity
Main.java:32: error: cannot find symbol
        mMonth=c.get(Calendar.MONTH);
                     ^
  symbol:   variable Calendar
  location: class MainActivity
Main.java:33: error: cannot find symbol
        mDay=c.get(Calendar.DAY_OF_MONTH);
                   ^
  symbol:   variable Calendar
  location: class MainActivity
Main.java:35: error: cannot find symbol
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
        ^
  symbol:   class SimpleDateFormat
  location: class MainActivity
Main.java:35: error: cannot find symbol
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
                                   ^
  symbol:   class SimpleDateFormat
  location: class MainActivity
Main.java:36: error: cannot find symbol
        DOB = (EditText) findViewById(R.id.et_dob);
               ^
  symbol:   class EditText
  location: class MainActivity
Main.java:36: error: package R does not exist
        DOB = (EditText) findViewById(R.id.et_dob);
                                       ^
Main.java:39: error: package View does not exist
        DOB.setOnClickListener(new View.OnClickListener() {
                                       ^
Main.java:47: error: cannot find symbol
        studentID = (EditText) findViewById(R.id.et_student_id);
                     ^
  symbol:   class EditText
  location: class MainActivity
Main.java:47: error: package R does not exist
        studentID = (EditText) findViewById(R.id.et_student_id);
                                             ^
Main.java:48: error: cannot find symbol
        prefs = getPreferences(Context.MODE_PRIVATE);
                               ^
  symbol:   variable Context
  location: class MainActivity
Main.java:51: error: cannot find symbol
        AddStudent = (Button) findViewById(R.id.btn_add_student);
                      ^
  symbol:   class Button
  location: class MainActivity
Main.java:51: error: package R does not exist
        AddStudent = (Button) findViewById(R.id.btn_add_student);
                                            ^
Main.java:53: error: cannot find symbol
        lv = (ListView) findViewById(R.id.lv_student_list);
              ^
  symbol:   class ListView
  location: class MainActivity
Main.java:53: error: package R does not exist
        lv = (ListView) findViewById(R.id.lv_student_list);
                                      ^
Main.java:65: error: cannot find symbol
            Toast.makeText(getBaseContext(), "ID Field cannot be empty", Toast.LENGTH_LONG).show();
                           ^
  symbol:   method getBaseContext()
  location: class MainActivity
Main.java:65: error: cannot find symbol
            Toast.makeText(getBaseContext(), "ID Field cannot be empty", Toast.LENGTH_LONG).show();
                                                                         ^
  symbol:   variable Toast
  location: class MainActivity
Main.java:65: error: cannot find symbol
            Toast.makeText(getBaseContext(), "ID Field cannot be empty", Toast.LENGTH_LONG).show();
            ^
  symbol:   variable Toast
  location: class MainActivity
Main.java:68: error: cannot find symbol
            Toast.makeText(getBaseContext(), "Date of Birth cannot be empty", Toast.LENGTH_LONG).show();
                           ^
  symbol:   method getBaseContext()
  location: class MainActivity
Main.java:68: error: cannot find symbol
            Toast.makeText(getBaseContext(), "Date of Birth cannot be empty", Toast.LENGTH_LONG).show();
                                                                              ^
  symbol:   variable Toast
  location: class MainActivity
Main.java:68: error: cannot find symbol
            Toast.makeText(getBaseContext(), "Date of Birth cannot be empty", Toast.LENGTH_LONG).show();
            ^
  symbol:   variable Toast
  location: class MainActivity
Main.java:76: error: cannot find symbol
            String url = Config.PROFILE_URL+"?student_id="+id+"&dob="+dob;
                         ^
  symbol:   variable Config
  location: class MainActivity
Main.java:78: error: cannot find symbol
            JsonArrayRequest req = new JsonArrayRequest(url,
            ^
  symbol:   class JsonArrayRequest
  location: class MainActivity
Main.java:78: error: cannot find symbol
            JsonArrayRequest req = new JsonArrayRequest(url,
                                       ^
  symbol:   class JsonArrayRequest
  location: class MainActivity
Main.java:79: error: package Response does not exist
                    new Response.Listener<JSONArray>() {
                                ^
Main.java:79: error: cannot find symbol
                    new Response.Listener<JSONArray>() {
                                          ^
  symbol:   class JSONArray
  location: class MainActivity
Main.java:131: error: package Response does not exist
                    }, new Response.ErrorListener() {
                                   ^
Main.java:143: error: cannot find symbol
            RequestQueue requestQueue = Volley.newRequestQueue(this);
            ^
  symbol:   class RequestQueue
  location: class MainActivity
Main.java:143: error: cannot find symbol
            RequestQueue requestQueue = Volley.newRequestQueue(this);
                                        ^
  symbol:   variable Volley
  location: class MainActivity
Main.java:155: error: cannot find symbol
                return new DatePickerDialog(this,
                           ^
  symbol:   class DatePickerDialog
  location: class MainActivity
Main.java:163: error: package DatePickerDialog does not exist
    private DatePickerDialog.OnDateSetListener mDateSetListener = new DatePickerDialog.OnDateSetListener(){
                                                                                      ^
Main.java:174: error: method does not override or implement a method from a supertype
    @Override
    ^
Main.java:176: error: cannot find symbol
        super.onResume();
        ^
  symbol:   variable super
  location: class MainActivity
Main.java:178: error: cannot find symbol
        SharedPreferences sharedPreferences = getSharedPreferences(Config.SHARED_PREF_NAME,Context.MODE_PRIVATE);
        ^
  symbol:   class SharedPreferences
  location: class MainActivity
Main.java:178: error: cannot find symbol
        SharedPreferences sharedPreferences = getSharedPreferences(Config.SHARED_PREF_NAME,Context.MODE_PRIVATE);
                                                                   ^
  symbol:   variable Config
  location: class MainActivity
Main.java:178: error: cannot find symbol
        SharedPreferences sharedPreferences = getSharedPreferences(Config.SHARED_PREF_NAME,Context.MODE_PRIVATE);
                                                                                           ^
  symbol:   variable Context
  location: class MainActivity
Main.java:181: error: cannot find symbol
        added = sharedPreferences.getBoolean(Config.ADDED_SHARED_PREF, false);
                                             ^
  symbol:   variable Config
  location: class MainActivity
Main.java:186: error: cannot find symbol
            Toast.makeText(MainActivity.this, "Add student", Toast.LENGTH_LONG).show();
                                                             ^
  symbol:   variable Toast
  location: class MainActivity
Main.java:186: error: cannot find symbol
            Toast.makeText(MainActivity.this, "Add student", Toast.LENGTH_LONG).show();
            ^
  symbol:   variable Toast
  location: class MainActivity
Main.java:190: error: method does not override or implement a method from a supertype
    @Override
    ^
Main.java:198: error: method does not override or implement a method from a supertype
    @Override
    ^
Main.java:200: error: cannot find symbol
        Intent intent = new Intent();
        ^
  symbol:   class Intent
  location: class MainActivity
Main.java:200: error: cannot find symbol
        Intent intent = new Intent();
                            ^
  symbol:   class Intent
  location: class MainActivity
Main.java:201: error: cannot find symbol
        intent.setClass(this, ListItemDetail.class);
                              ^
  symbol:   class ListItemDetail
  location: class MainActivity
69 errors

Standard output is empty