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/*
* Copyright (C) 2011 The Android Open Source Project
*
* 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.android.cellbroadcastreceiver;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.provider.BaseColumns;
public class CellBroadcastDatabase {
private static final String TAG = "CellBroadcastDatabase";
private CellBroadcastDatabase() {}
static final String DATABASE_NAME = "cell_broadcasts.db";
static final String TABLE_NAME = "broadcasts";
static final int DATABASE_VERSION = 1;
static final class Columns implements BaseColumns {
private Columns() {}
/**
* Message geographical scope.
* <P>Type: INTEGER</P>
*/
public static final String GEOGRAPHICAL_SCOPE = "geo_scope";
/**
* Message serial number.
* <P>Type: INTEGER</P>
*/
public static final String SERIAL_NUMBER = "serial_number";
/**
* Message code.
* <P>Type: INTEGER</P>
*/
public static final String MESSAGE_CODE = "message_code";
/**
* Message identifier.
* <P>Type: INTEGER</P>
*/
public static final String MESSAGE_IDENTIFIER = "message_id";
/**
* Message language code.
* <P>Type: TEXT</P>
*/
public static final String LANGUAGE_CODE = "language";
/**
* Message body.
* <P>Type: TEXT</P>
*/
public static final String MESSAGE_BODY = "body";
/**
* Message delivery time.
* <P>Type: INTEGER (long)</P>
*/
public static final String DELIVERY_TIME = "date";
/**
* Has the message been viewed?
* <P>Type: INTEGER (boolean)</P>
*/
public static final String MESSAGE_READ = "read";
/**
* Query for list view adapter.
*/
static final String[] QUERY_COLUMNS = {
_ID,
GEOGRAPHICAL_SCOPE,
SERIAL_NUMBER,
MESSAGE_CODE,
MESSAGE_IDENTIFIER,
LANGUAGE_CODE,
MESSAGE_BODY,
DELIVERY_TIME,
MESSAGE_READ,
};
}
/* Column indexes for reading from cursor. */
static final int COLUMN_ID = 0;
static final int COLUMN_GEOGRAPHICAL_SCOPE = 1;
static final int COLUMN_SERIAL_NUMBER = 2;
static final int COLUMN_MESSAGE_CODE = 3;
static final int COLUMN_MESSAGE_IDENTIFIER = 4;
static final int COLUMN_LANGUAGE_CODE = 5;
static final int COLUMN_MESSAGE_BODY = 6;
static final int COLUMN_DELIVERY_TIME = 7;
static final int COLUMN_MESSAGE_READ = 8;
static class DatabaseHelper extends SQLiteOpenHelper {
DatabaseHelper(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
}
@Override
public void onCreate(SQLiteDatabase db) {
db.execSQL("CREATE TABLE " + TABLE_NAME + " ("
+ Columns._ID + " INTEGER PRIMARY KEY AUTOINCREMENT,"
+ Columns.GEOGRAPHICAL_SCOPE + " INTEGER,"
+ Columns.SERIAL_NUMBER + " INTEGER,"
+ Columns.MESSAGE_CODE + " INTEGER,"
+ Columns.MESSAGE_IDENTIFIER + " INTEGER,"
+ Columns.LANGUAGE_CODE + " TEXT,"
+ Columns.MESSAGE_BODY + " TEXT,"
+ Columns.DELIVERY_TIME + " INTEGER,"
+ Columns.MESSAGE_READ + " INTEGER);");
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
// ignored for now
}
}
/**
* Returns a Cursor for the list view adapter, in reverse chronological order.
* @param db an open readable database
* @return the cursor for the list view adapter
*/
static Cursor getCursor(SQLiteDatabase db) {
return db.query(false, TABLE_NAME, Columns.QUERY_COLUMNS,
null, null, null, null, Columns.DELIVERY_TIME + " DESC", null);
}
}
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