VancedMicroG/play-services-core/src/main/java/org/microg/gms/gservices/DatabaseHelper.java

104 lines
3.7 KiB
Java

/*
* Copyright 2013-2015 µg Project Team
*
* 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 org.microg.gms.gservices;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import java.util.HashMap;
import java.util.Map;
public class DatabaseHelper extends SQLiteOpenHelper {
private static final int DB_VERSION = 3;
private static final int DB_VERSION_OLD = 1;
public static final String DB_NAME = "gservices.db";
public DatabaseHelper(Context context) {
super(context, DB_NAME, null, DB_VERSION);
}
@Override
public void onCreate(SQLiteDatabase db) {
db.execSQL("CREATE TABLE main (name TEXT PRIMARY KEY, value TEXT)");
db.execSQL("CREATE TABLE overrides (name TEXT PRIMARY KEY, value TEXT)");
db.execSQL("CREATE TABLE saved_system (name TEXT PRIMARY KEY, value TEXT)");
db.execSQL("CREATE TABLE saved_secure (name TEXT PRIMARY KEY, value TEXT)");
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
if (oldVersion == DB_VERSION_OLD) {
db.execSQL("DROP TABLE IF EXISTS main");
db.execSQL("DROP TABLE IF EXISTS overrides");
onCreate(db);
}
db.setVersion(newVersion);
}
public String get(String name) {
String result = null;
Cursor cursor = getReadableDatabase().query("overrides", new String[]{"value"}, "name=?",
new String[]{name}, null, null, null, null);
if (cursor != null) {
if (cursor.moveToNext()) {
result = cursor.getString(0);
}
cursor.close();
}
if (result != null) return result;
cursor = getReadableDatabase().query("main", new String[]{"value"}, "name=?",
new String[]{name}, null, null, null, null);
if (cursor != null) {
if (cursor.moveToNext()) {
result = cursor.getString(0);
}
cursor.close();
}
return result;
}
public Map<String, String> search(String search) {
Map<String, String> map = new HashMap<>();
Cursor cursor = getReadableDatabase().query("overrides", new String[]{"name", "value"},
"name LIKE ?", new String[]{search}, null, null, null, null);
if (cursor != null) {
while (cursor.moveToNext()) {
map.put(cursor.getString(0), cursor.getString(1));
}
cursor.close();
}
cursor = getReadableDatabase().query("main", new String[]{"name", "value"},
"name LIKE ?", new String[]{search}, null, null, null, null);
if (cursor != null) {
if (cursor.moveToNext()) {
if (!map.containsKey(cursor.getString(0)))
map.put(cursor.getString(0), cursor.getString(1));
}
cursor.close();
}
return map;
}
public void put(String table, ContentValues values) {
getWritableDatabase().insertWithOnConflict(table, null, values, SQLiteDatabase.CONFLICT_REPLACE);
}
}