샘플 앱이 android 버전 4.2에 있습니다. 각 줄마다 중단 점을 설정했습니다. 디버깅 할 때 갑자기 디버깅이 "원본 첨부 파일에 SQLiteOpenHelper.class 파일의 원본이 포함되어 있지 않습니다."라는 말을 멈추었습니다.소스 첨부 파일에 SQLiteOpenHelper.class 파일의 소스가 없습니다.
jar 파일을 첨부했지만 여전히 오류를보고합니다. 현재 모든 것을 설치했습니다. 그러나이 오류의 원인을 알지 못합니다.
이
내가 잘못 어디로 갔는지package com.example.newwaterreadingapp;
import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteDatabase.CursorFactory;
import android.database.sqlite.SQLiteOpenHelper;
public class CreateDB extends SQLiteOpenHelper{
private static final String DATABASE_NAME="WaterElectricityReading.db";
public static final String TABLE_NAME="Reading";
public static final String COLUMN_NAME_READING_ID="_Id";
public static final String COLUMN_NAME_READING_MODE="ReadingMode";
public static final String COLUMN_NAME_PASTDATETIME="PastDateTime";
public static final String COLUMN_NAME_CURRENTDATETIME="CurrentDateTime";
public static final String COLUMN_NAME_READINGVALUE="ReadingValue";
public static final int DATABASE_VERSION = 1;
public static String DB_PATH = "";
public CreateDB(Context context,String name, CursorFactory factory,
int version) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
}
public void onCreate(SQLiteDatabase DB){
final String CREATE_TABLE="create table if not exists "+ TABLE_NAME + "("+ COLUMN_NAME_READING_ID +" integer primary key autoincrement,"
+COLUMN_NAME_READING_MODE+" text not null,"+COLUMN_NAME_PASTDATETIME+" date not null,"+COLUMN_NAME_CURRENTDATETIME
+" date not null,"+COLUMN_NAME_READINGVALUE+" integer not null"+");";
DB.execSQL(CREATE_TABLE);
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
// TODO Auto-generated method stub
}
}
사람이 제안 주 시겠어요 내 MainActivity.java
package com.example.newwaterreadingapp;
import java.util.Calendar;
import android.os.Bundle;
import android.app.Activity;
import android.content.ContentValues;
import android.database.sqlite.SQLiteDatabase;
import android.view.Menu;
import android.view.View;
import android.view.animation.AnimationUtils;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.TextView;
import android.widget.Toast;
public class MainActivity extends Activity {
protected static final android.content.Context Context = null;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
final RelativeLayout mainLayout=(RelativeLayout)findViewById(R.id.mainLayout);
mainLayout.startAnimation(AnimationUtils.loadAnimation(this, android.R.anim.slide_out_right));
final LinearLayout readingLayout=(LinearLayout)findViewById(R.id.waterReading);
readingLayout.startAnimation(AnimationUtils.loadAnimation(this, android.R.anim.slide_out_right));
final LinearLayout pastDatePickerLayout=(LinearLayout)findViewById(R.id.PastDatePickerLayout);
pastDatePickerLayout.startAnimation(AnimationUtils.loadAnimation(this, android.R.anim.slide_out_right));
readingLayout.setVisibility(View.GONE);
pastDatePickerLayout.setVisibility(View.GONE);
Button AddWaterReading=(Button)findViewById(R.id.AddWaterReading); //click on + button.
AddWaterReading.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
readingLayout.setVisibility(View.VISIBLE);
mainLayout.setVisibility(View.GONE);
TextView txtgetCurrentDate=(TextView)findViewById(R.id.currentDate);
final Calendar c=Calendar.getInstance();
txtgetCurrentDate.setText((c.get(Calendar.MONTH)+1)+"/"+c.get(Calendar.DATE)+"/"+c.get(Calendar.YEAR));
}
});
TextView getPastDate=(TextView)findViewById(R.id.getDate);
getPastDate.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
readingLayout.setVisibility(View.GONE);
pastDatePickerLayout.setVisibility(View.VISIBLE);
}
});
Button savePastDate=(Button)findViewById(R.id.savePastDate);
savePastDate.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
pastDatePickerLayout.setVisibility(View.GONE);
readingLayout.setVisibility(View.VISIBLE);
DatePicker getPastDatepicker=(DatePicker)findViewById(R.id.getPastDate);
int YY=getPastDatepicker.getYear();
int MM=getPastDatepicker.getMonth();
int DD=getPastDatepicker.getDayOfMonth();
TextView getPastDate=(TextView)findViewById(R.id.getDate);
getPastDate.setText((MM+1)+"/"+DD+"/"+YY);
}
});
Button saveWaterReadingToDB=(Button)findViewById(R.id.saveWaterReading);
saveWaterReadingToDB.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
readingLayout.setVisibility(View.GONE);
mainLayout.setVisibility(View.VISIBLE);
TextView getPastDate=(TextView)findViewById(R.id.getDate);
TextView txtgetCurrentDate=(TextView)findViewById(R.id.currentDate);
TextView txtgetWaterReading=(TextView)findViewById(R.id.water_Reading);
CreateDB helper =new CreateDB(Context, "WaterElectricityReading.db", null, 1);
SQLiteDatabase DB;
DB=helper.getWritableDatabase();
String pastDate=getPastDate.getText().toString().trim();
String currentDate=txtgetCurrentDate.getText().toString().trim();
String waterReading=txtgetWaterReading.getText().toString().trim();
ContentValues values=new ContentValues();
values.put(CreateDB.COLUMN_NAME_READING_MODE,"Water");
values.put(CreateDB.COLUMN_NAME_PASTDATETIME, pastDate);
values.put(CreateDB.COLUMN_NAME_CURRENTDATETIME, currentDate);
values.put(CreateDB.COLUMN_NAME_READINGVALUE, waterReading);
DB.insert(CreateDB.TABLE_NAME, null, values);
Toast.makeText(getApplicationContext(), "Added", Toast.LENGTH_LONG).show();
DB.close();
helper.close();
}
});
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.activity_main, menu);
return true;
}
}
하고 CreateDB.java.
감사합니다.
솔루션을 제공해 주셔서 감사합니다. 소스 코드를 다운로드하여 첨부하십시오. 이제 내 앱이 원활하게 돌아갑니다. – Mahe