/*
 * Copyright 2016 requery.io
 *
 * 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 io.requery.android.sqlitex;

import android.database.Cursor;
import io.requery.android.database.sqlite.SQLiteDatabase;
import io.requery.android.sqlite.BaseConnection;
import io.requery.android.sqlite.SqliteMetaData;
import io.requery.util.function.Function;

import java.sql.SQLException;

class SqlitexMetaData extends SqliteMetaData {

    SqlitexMetaData(BaseConnection connection) {
        super(connection);
    }

    @Override
    protected <R> R queryMemory(Function<Cursor, R> function, String query) throws SQLException {
        try {
            SQLiteDatabase database = SQLiteDatabase.openOrCreateDatabase(":memory:", null);
            Cursor cursor = database.rawQuery(query, null);
            return function.apply(closeWithCursor(database, cursor));
        } catch (android.database.SQLException e) {
            throw new SQLException(e);
        }
    }
}