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57 lines
1.7 KiB
57 lines
1.7 KiB
/*
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This file is part of Airsonic.
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Airsonic is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Airsonic is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Airsonic. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2016 (C) Airsonic Authors
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Based upon Subsonic, Copyright 2009 (C) Sindre Mehus
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*/
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package org.airsonic.player.dao;
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import org.springframework.jdbc.core.JdbcTemplate;
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import org.springframework.jdbc.core.namedparam.NamedParameterJdbcTemplate;
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import javax.sql.DataSource;
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/**
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* DAO helper class which creates the data source, and updates the database schema.
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*
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* @author Sindre Mehus
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*/
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public interface DaoHelper {
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/**
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* Returns a JDBC template for performing database operations.
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*
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* @return A JDBC template.
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*/
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JdbcTemplate getJdbcTemplate();
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/**
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* Returns a named parameter JDBC template for performing database operations.
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*
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* @return A named parameter JDBC template.
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*/
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NamedParameterJdbcTemplate getNamedParameterJdbcTemplate();
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DataSource getDataSource();
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/**
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* Tries to perform a checkpoint against the database, if supported
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*
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* Database checkpoints will make sure that the database is written on the disk
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* and optimize on-disk storage.
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*/
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public default void checkpoint() { }
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}
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