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/*
* Copyright (C) 2014 The CyanogenMod 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.cyanogenmod.eleven.provider;
import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.util.Log;
public class MusicDB extends SQLiteOpenHelper {
/**
* Version History
* v1 Sept 22 2014 Initial Merge of tables
* Has PlaylistArtworkstore, RecentStore, SearchHistory, SongPlayCount
* v2 Oct 7 2014 Added a new class MusicPlaybackState - need to bump version so the new
* tables are created, but need to remove all drops from other classes to
* maintain data
* v3 Dec 4 2014 Add Sorting tables similar to Contacts to enable other languages like
* Chinese to properly sort as they would expect
*/
/* Version constant to increment when the database should be rebuilt */
private static final int VERSION = 3;
/* Name of database file */
public static final String DATABASENAME = "musicdb.db";
private static MusicDB sInstance = null;
private final Context mContext;
/**
* @param context The {@link android.content.Context} to use
* @return A new instance of this class.
*/
public static final synchronized MusicDB getInstance(final Context context) {
if (sInstance == null) {
sInstance = new MusicDB(context.getApplicationContext());
}
return sInstance;
}
public MusicDB(final Context context) {
super(context, DATABASENAME, null, VERSION);
mContext = context;
}
@Override
public void onCreate(SQLiteDatabase db) {
PropertiesStore.getInstance(mContext).onCreate(db);
PlaylistArtworkStore.getInstance(mContext).onCreate(db);
RecentStore.getInstance(mContext).onCreate(db);
SongPlayCount.getInstance(mContext).onCreate(db);
SearchHistory.getInstance(mContext).onCreate(db);
MusicPlaybackState.getInstance(mContext).onCreate(db);
LocalizedStore.getInstance(mContext).onCreate(db);
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
PropertiesStore.getInstance(mContext).onUpgrade(db, oldVersion, newVersion);
PlaylistArtworkStore.getInstance(mContext).onUpgrade(db, oldVersion, newVersion);
RecentStore.getInstance(mContext).onUpgrade(db, oldVersion, newVersion);
SongPlayCount.getInstance(mContext).onUpgrade(db, oldVersion, newVersion);
SearchHistory.getInstance(mContext).onUpgrade(db, oldVersion, newVersion);
MusicPlaybackState.getInstance(mContext).onUpgrade(db, oldVersion, newVersion);
LocalizedStore.getInstance(mContext).onUpgrade(db, oldVersion, newVersion);
}
@Override
public void onDowngrade(SQLiteDatabase db, int oldVersion, int newVersion) {
Log.w(MusicDB.class.getSimpleName(),
"Downgrading from: " + oldVersion + " to " + newVersion + ". Dropping tables");
PropertiesStore.getInstance(mContext).onDowngrade(db, oldVersion, newVersion);
PlaylistArtworkStore.getInstance(mContext).onDowngrade(db, oldVersion, newVersion);
RecentStore.getInstance(mContext).onDowngrade(db, oldVersion, newVersion);
SongPlayCount.getInstance(mContext).onDowngrade(db, oldVersion, newVersion);
SearchHistory.getInstance(mContext).onDowngrade(db, oldVersion, newVersion);
MusicPlaybackState.getInstance(mContext).onDowngrade(db, oldVersion, newVersion);
LocalizedStore.getInstance(mContext).onDowngrade(db, oldVersion, newVersion);
}
}
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