001 /** 002 * Copyright (C) 2010 The Roslin Institute <contact andy.law@roslin.ed.ac.uk> 003 * 004 * This file is part of the Ensembl Java API demonstration project developed by the 005 * Bioinformatics Group at The Roslin Institute, The Royal (Dick) School of 006 * Veterinary Studies, University of Edinburgh. 007 * 008 * This is free software: you can redistribute it and/or modify 009 * it under the terms of the GNU General Public License (version 3) as published by 010 * the Free Software Foundation. 011 * 012 * This software is distributed in the hope that it will be useful, 013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 015 * GNU General Public License for more details. 016 * 017 * You should have received a copy of the GNU General Public License 018 * in this software distribution. If not, see <http://www.gnu.org/licenses/gpl-3.0.html/>. 019 */ 020 021 package uk.ac.roslin.ensembl.dao.database; 022 023 import java.util.Properties; 024 import uk.ac.roslin.ensembl.dao.factory.DAOFactory; 025 import uk.ac.roslin.ensembl.exception.DAOException; 026 027 028 public abstract class DBBaseDAO { 029 030 protected DAOFactory daoFactory = null; 031 protected Properties configuration = null; 032 033 public DBBaseDAO() { 034 } 035 036 /** 037 * Constructor for (subclasses of) this class. Takes configuration from 038 * the parent DBDAOFactory 039 * @param inFactory the DAOFactory that constructs the DAO Object 040 */ 041 public DBBaseDAO(DAOFactory inFactory) throws DAOException { 042 if (inFactory==null) { 043 throw new DAOException ("No DAOFactory to initialize DBDAO"); 044 } 045 this.setFactory(inFactory); 046 } 047 048 /** 049 * Constructor for (subclasses of) this class. Takes configuration from 050 * a Properties File. 051 * @param inConfiguration Properties for connection 052 */ 053 public DBBaseDAO(Properties inConfiguration) throws DAOException { 054 if (inConfiguration==null) { 055 throw new DAOException ("No Configuration to initialize DBDAO"); 056 } 057 this.setConfiguration(inConfiguration); 058 } 059 060 061 public DAOFactory getFactory() { 062 return this.daoFactory; 063 } 064 065 public void setConfiguration(Properties inConfiguration) { 066 this.configuration = inConfiguration; 067 } 068 069 public void setFactory(DAOFactory factory) { 070 this.daoFactory=factory; 071 if(this.daoFactory!=null) { 072 this.setConfiguration(this.daoFactory.getConfiguration()); 073 } 074 } 075 076 077 078 }