/* * Concept profile generation tool suite * Copyright (C) 2015 Biosemantics Group, Erasmus University Medical Center, * Rotterdam, The Netherlands * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published * by the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/> */ package org.erasmusmc.ids; import java.util.HashMap; import java.util.Map; public class IDManager { private static Map<String, Map<String, DatabaseID>> database2Map = new HashMap<String, Map<String, DatabaseID>>(); public static DatabaseID get(String database, String id){ Map<String, DatabaseID> map = database2Map.get(database); if (map == null){ map = new HashMap<String, DatabaseID>(); database2Map.put(database, map); } DatabaseID result = map.get(id); if (result == null){ result = new DatabaseID(database, id); map.put(id, result); } return result; } }