Android Open Source - android-grog-db Main Activity

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License

The source code is released under:

Apache License

Java Source Code

/***
  Copyright (c) 2012 sprogcoder <sprogcoder@gmail.com>
  //  w w  w .j  a  v  a2 s .  co m
  Licensed under the Apache License, Version 2.0 (the "License"); you may
  not use this file except in compliance with the License. You may obtain
  a copy of the License at
  
    http://www.apache.org/licenses/LICENSE-2.0
    
  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
 */

package com.sprogcoder.example;

import android.app.Activity;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;

import com.sprogcoder.example.database.TableCountry;
import com.sprogcoder.example.database.TableOption;
import com.sprogcoder.grogdb.GrogDB;
import com.sprogcoder.grogdb.GrogDBListener;

public class MainActivity extends Activity
{

  @Override
  public void onCreate(Bundle savedInstanceState)
  {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    testDatabase("DB1");
    testDatabase("DB2");
  }

  private void testDatabase(final String databaseName)
  {
    final TableOption tableOption = new TableOption();
    final TableCountry tableCountry = new TableCountry();
    
    GrogDB database = new GrogDB(databaseName, databaseName, 1, new GrogDBListener()
    {
      public void upgradeDatabase(SQLiteDatabase db, int oldVersion, int newVersion)
      {
        db.execSQL(tableOption.getSqlDrop());
        db.execSQL(tableCountry.getSqlDrop());
        db.execSQL(tableOption.getSqlCreate());
        db.execSQL(tableCountry.getSqlCreate());
      }
    });
    database.addTable(tableOption);
    database.addTable(tableCountry);
    database.create(getBaseContext());

    tableOption.setBooleanOption("myoption", true);
    Log.v("MainActivity", Boolean.toString(tableOption.getBooleanOption("myoption")));
    tableOption.setBooleanOption("myoption", false);
    Log.v("MainActivity", Boolean.toString(tableOption.getBooleanOption("myoption")));

    Thread thread1 = new Thread(new Runnable()
    {
      public void run()
      {
        while (true)
        {
          tableCountry.addCountryCapital("England", "London");
          tableCountry.addCountryCapital("France", "London");
          Log.v(databaseName, tableCountry.getCountryCapital("England"));
        }
      }
    });

    Thread thread2 = new Thread(new Runnable()
    {
      public void run()
      {
        while (true)
        {
          tableCountry.addCountryCapital("France", "Paris");
          tableCountry.addCountryCapital("Spain", "Paris");
          Log.v(databaseName, tableCountry.getCountryCapital("France"));
        }
      }
    });

    Thread thread3 = new Thread(new Runnable()
    {
      public void run()
      {
        while (true)
        {
          tableCountry.addCountryCapital("Spain", "Madrid");
          tableCountry.addCountryCapital("England", "Madrid");
          Log.v(databaseName, tableCountry.getCountryCapital("Spain"));
        }
      }
    });

    thread1.start();
    thread2.start();
    thread3.start();
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu)
  {
    getMenuInflater().inflate(R.menu.activity_main, menu);
    return true;
  }
}

Java Source Code List

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