Java tutorial
/* * Copyright 2002-2005 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.jdbcluster.metapersistence.cluster; import org.jdbcluster.clustertype.ClusterType; import org.jdbcluster.metapersistence.security.user.IUser; import org.springframework.util.Assert; public abstract class ClusterBase implements ICluster { private Object dao; private IUser user; private Class<? extends Object> daoClass; private ClusterType clusterType; public Object getDao() { return dao; } public void setDao(Object dao) { Assert.notNull(dao, "dao may not be null"); /* * @TODO * This was a try to implement a assignment check. Stay tuned ;-) */ // if (false) { // if (daoClass != null) { // if (!daoClass.equals(dao.getClass()) && !daoClass.isAssignableFrom(dao.getClass())) { // throw new DaoException("Assigning wrong Dao type in ClusterType [" + ((clusterType != null) ? clusterType.getClusterClassName() : "unknown") + "]. Dao class is [" + dao.getClass().getName() // + "] and should be [" + daoClass.getName() + "]"); // } // } else // throw new DaoException("No Dao class set for ClusterType [" + ((clusterType != null) ? clusterType.getClusterClassName() : "unknown") + "]"); // // } this.dao = dao; this.daoClass = dao.getClass(); } public void setUser(IUser user) { this.user = user; } public IUser getUser() { return user; } public void setClusterType(ClusterType ct) { Assert.notNull(ct, "ClusterType may not be null"); clusterType = ct; } public ClusterType getClusterType() { return clusterType; } public Class<? extends Object> getDaoClass() { return daoClass; } public void setDaoClass(Class<? extends Object> daoClass) { Assert.notNull(daoClass, "daoClass may not be null"); this.daoClass = daoClass; } public Class<? extends Cluster> getClusterClass() { return clusterType.getClusterClass(); } }