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.sync; 019 020import net.sf.hajdbc.Database; 021import net.sf.hajdbc.DatabaseCluster; 022import net.sf.hajdbc.SynchronizationStrategy; 023 024/** 025 * Trivial {@link SynchronizationStrategy} implementation that assumes that the inactive database is already in sync. 026 * 027 * @author Paul Ferraro 028 * @since 1.0 029 */ 030public class PassiveSynchronizationStrategy implements SynchronizationStrategy 031{ 032 private static final long serialVersionUID = -7847193096593293640L; 033 034 @Override 035 public String getId() 036 { 037 return "passive"; 038 } 039 040 /** 041 * @see net.sf.hajdbc.SynchronizationStrategy#synchronize(net.sf.hajdbc.sync.SynchronizationContext) 042 */ 043 @Override 044 public <Z, D extends Database<Z>> void synchronize(SynchronizationContext<Z, D> context) 045 { 046 // Do nothing 047 } 048 049 /** 050 * {@inheritDoc} 051 * @see net.sf.hajdbc.SynchronizationStrategy#init(net.sf.hajdbc.DatabaseCluster) 052 */ 053 @Override 054 public <Z, D extends Database<Z>> void init(DatabaseCluster<Z, D> cluster) 055 { 056 } 057 058 /** 059 * {@inheritDoc} 060 * @see net.sf.hajdbc.SynchronizationStrategy#destroy(net.sf.hajdbc.DatabaseCluster) 061 */ 062 @Override 063 public <Z, D extends Database<Z>> void destroy(DatabaseCluster<Z, D> cluster) 064 { 065 } 066}