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package com.example.orisa.mytask3;
 
import android.app.DatePickerDialog;
import android.content.ContentValues;
import android.database.sqlite.SQLiteDatabase;
import java.util.Calendar;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.Spinner;
import android.widget.Toast;
 
/**
 * Created by orisa on 2017/06/08.
 */
 
public class AddActivity extends AppCompatActivity {
 
    //部品の取得
    EditText addTask, addDate;
    Spinner spinner;
    Button okBtn, cancelBtn;
 
    //Spinner用の変数
    String[] items = {"AM", "PM"};
 
    //データを入れる用の変数
    String task, date, time;
 
    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_add);
 
        //部品の取得
        addTask = (EditText)findViewById(R.id.updTask);
        addDate = (EditText)findViewById(R.id.updDate);
        spinner = (Spinner)findViewById(R.id.spinner);
        okBtn = (Button)findViewById(R.id.updBtn);
        cancelBtn = (Button)findViewById(R.id.cancelBtn);
 
        //日付の入力の設定
        addDate.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                //Calendarインスタンスの生成
                Calendar cal = Calendar.getInstance();
                //DatePickerDialogインスタンスの生成
                DatePickerDialog dialog = new DatePickerDialog(AddActivity.this,
                        new DatePickerDialog.OnDateSetListener() {
                            @Override
                            public void onDateSet(DatePicker view, int year, int month, int dayOfMonth) {
                                //日付を取得して表示
                                addDate.setText(String.format("%d/%02d/%02d", year, month+1, dayOfMonth));
                            }
                        }, cal.get(Calendar.YEAR), cal.get(Calendar.MONTH),cal.get(Calendar.DAY_OF_MONTH));
                //DatePickerDialogの表示
                dialog.show();
            }
        });
 
        //AM/PM入力の設定
        ArrayAdapter<String> adapter = new ArrayAdapter<String>(AddActivity.this, android.R.layout.simple_spinner_dropdown_item,
                items);
        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        spinner.setAdapter(adapter);
 
        //Spinnerにリスナーを登録
        spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
            @Override
            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
                //選択されたStringを取得
                time = (String)parent.getSelectedItem();
            }
 
            @Override
            public void onNothingSelected(AdapterView<?> parent) {
            }
        });
 
        //データベースの作成
        MyDBHelper helper = new MyDBHelper(AddActivity.this);
        final SQLiteDatabase db = helper.getWritableDatabase();
 
        //OKボタンクリック時の処理
        okBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                //taskとdateを取得
                task = addTask.getText().toString();
                date = addDate.getText().toString();
                //ContentValuesにデータを入れる
                ContentValues val = new ContentValues();
                val.put("task_col", task);
                val.put("date_col", date);
                val.put("time_col", time);
                val.put("checked_col", 0);
                //データベースに登録
               db.insert("default_tb", null, val);
                //Toastを表示
                Toast.makeText(AddActivity.this, "added task: "+task+" @"+" "+date+" "+time,
                        Toast.LENGTH_SHORT).show();
                //activityの終了
                finish();
            }
        });
 
        //CANCELボタンクリック時の処理
        cancelBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                //activityの終了
                finish();
            }
        });
 
    }
}
 

Main.java:24: error: class AddActivity is public, should be declared in a file named AddActivity.java
public class AddActivity extends AppCompatActivity {
       ^
Main.java:3: error: package android.app does not exist
import android.app.DatePickerDialog;
                  ^
Main.java:4: error: package android.content does not exist
import android.content.ContentValues;
                      ^
Main.java:5: error: package android.database.sqlite does not exist
import android.database.sqlite.SQLiteDatabase;
                              ^
Main.java:7: error: package android.os does not exist
import android.os.Bundle;
                 ^
Main.java:8: error: package android.support.annotation does not exist
import android.support.annotation.Nullable;
                                 ^
Main.java:9: error: package android.support.v7.app does not exist
import android.support.v7.app.AppCompatActivity;
                             ^
Main.java:10: error: package android.view does not exist
import android.view.View;
                   ^
Main.java:11: error: package android.widget does not exist
import android.widget.AdapterView;
                     ^
Main.java:12: error: package android.widget does not exist
import android.widget.ArrayAdapter;
                     ^
Main.java:13: error: package android.widget does not exist
import android.widget.Button;
                     ^
Main.java:14: error: package android.widget does not exist
import android.widget.DatePicker;
                     ^
Main.java:15: error: package android.widget does not exist
import android.widget.EditText;
                     ^
Main.java:16: error: package android.widget does not exist
import android.widget.LinearLayout;
                     ^
Main.java:17: error: package android.widget does not exist
import android.widget.Spinner;
                     ^
Main.java:18: error: package android.widget does not exist
import android.widget.Toast;
                     ^
Main.java:24: error: cannot find symbol
public class AddActivity extends AppCompatActivity {
                                 ^
  symbol: class AppCompatActivity
Main.java:27: error: cannot find symbol
    EditText addTask, addDate;
    ^
  symbol:   class EditText
  location: class AddActivity
Main.java:28: error: cannot find symbol
    Spinner spinner;
    ^
  symbol:   class Spinner
  location: class AddActivity
Main.java:29: error: cannot find symbol
    Button okBtn, cancelBtn;
    ^
  symbol:   class Button
  location: class AddActivity
Main.java:38: error: cannot find symbol
    protected void onCreate(@Nullable Bundle savedInstanceState) {
                                      ^
  symbol:   class Bundle
  location: class AddActivity
Main.java:38: error: cannot find symbol
    protected void onCreate(@Nullable Bundle savedInstanceState) {
                             ^
  symbol:   class Nullable
  location: class AddActivity
Main.java:37: error: method does not override or implement a method from a supertype
    @Override
    ^
Main.java:39: error: cannot find symbol
        super.onCreate(savedInstanceState);
        ^
  symbol:   variable super
  location: class AddActivity
Main.java:40: error: package R does not exist
        setContentView(R.layout.activity_add);
                        ^
Main.java:43: error: cannot find symbol
        addTask = (EditText)findViewById(R.id.updTask);
                   ^
  symbol:   class EditText
  location: class AddActivity
Main.java:43: error: package R does not exist
        addTask = (EditText)findViewById(R.id.updTask);
                                          ^
Main.java:44: error: cannot find symbol
        addDate = (EditText)findViewById(R.id.updDate);
                   ^
  symbol:   class EditText
  location: class AddActivity
Main.java:44: error: package R does not exist
        addDate = (EditText)findViewById(R.id.updDate);
                                          ^
Main.java:45: error: cannot find symbol
        spinner = (Spinner)findViewById(R.id.spinner);
                   ^
  symbol:   class Spinner
  location: class AddActivity
Main.java:45: error: package R does not exist
        spinner = (Spinner)findViewById(R.id.spinner);
                                         ^
Main.java:46: error: cannot find symbol
        okBtn = (Button)findViewById(R.id.updBtn);
                 ^
  symbol:   class Button
  location: class AddActivity
Main.java:46: error: package R does not exist
        okBtn = (Button)findViewById(R.id.updBtn);
                                      ^
Main.java:47: error: cannot find symbol
        cancelBtn = (Button)findViewById(R.id.cancelBtn);
                     ^
  symbol:   class Button
  location: class AddActivity
Main.java:47: error: package R does not exist
        cancelBtn = (Button)findViewById(R.id.cancelBtn);
                                          ^
Main.java:50: error: package View does not exist
        addDate.setOnClickListener(new View.OnClickListener() {
                                           ^
Main.java:70: error: cannot find symbol
        ArrayAdapter<String> adapter = new ArrayAdapter<String>(AddActivity.this, android.R.layout.simple_spinner_dropdown_item,
        ^
  symbol:   class ArrayAdapter
  location: class AddActivity
Main.java:70: error: cannot find symbol
        ArrayAdapter<String> adapter = new ArrayAdapter<String>(AddActivity.this, android.R.layout.simple_spinner_dropdown_item,
                                           ^
  symbol:   class ArrayAdapter
  location: class AddActivity
Main.java:70: error: package android.R does not exist
        ArrayAdapter<String> adapter = new ArrayAdapter<String>(AddActivity.this, android.R.layout.simple_spinner_dropdown_item,
                                                                                           ^
Main.java:72: error: package android.R does not exist
        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
                                                 ^
Main.java:76: error: package AdapterView does not exist
        spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
                                                         ^
Main.java:89: error: cannot find symbol
        MyDBHelper helper = new MyDBHelper(AddActivity.this);
        ^
  symbol:   class MyDBHelper
  location: class AddActivity
Main.java:89: error: cannot find symbol
        MyDBHelper helper = new MyDBHelper(AddActivity.this);
                                ^
  symbol:   class MyDBHelper
  location: class AddActivity
Main.java:90: error: cannot find symbol
        final SQLiteDatabase db = helper.getWritableDatabase();
              ^
  symbol:   class SQLiteDatabase
  location: class AddActivity
Main.java:93: error: package View does not exist
        okBtn.setOnClickListener(new View.OnClickListener() {
                                         ^
Main.java:116: error: package View does not exist
        cancelBtn.setOnClickListener(new View.OnClickListener() {
                                             ^
46 errors

Standard output is empty