001/* 002 * HA-JDBC: High-Availability JDBC 003 * Copyright (C) 2012 Paul Ferraro 004 * 005 * This program is free software: you can redistribute it and/or modify 006 * it under the terms of the GNU Lesser General Public License as published by 007 * the Free Software Foundation, either version 3 of the License, or 008 * (at your option) any later version. 009 * 010 * This program is distributed in the hope that it will be useful, 011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 013 * GNU Lesser General Public License for more details. 014 * 015 * You should have received a copy of the GNU Lesser General Public License 016 * along with this program. If not, see <http://www.gnu.org/licenses/>. 017 */ 018package net.sf.hajdbc.cache; 019 020import java.sql.Connection; 021import java.sql.SQLException; 022 023import net.sf.hajdbc.Database; 024import net.sf.hajdbc.DatabaseProperties; 025 026 027/** 028 * Interface for retrieving pre-processed, cached, database meta data. 029 * 030 * @author Paul Ferraro 031 * @since 2.0 032 */ 033public interface DatabaseMetaDataCache<Z, D extends Database<Z>> 034{ 035 /** 036 * Flushes this cache. 037 * @throws SQLException if flush fails 038 */ 039 void flush() throws SQLException; 040 041 DatabaseProperties getDatabaseProperties(D database, Connection connection) throws SQLException; 042}