| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.ode.daohib.bpel; |
| |
| import java.sql.Connection; |
| import java.sql.DatabaseMetaData; |
| import java.util.Enumeration; |
| import java.util.HashMap; |
| import java.util.Properties; |
| |
| import javax.sql.DataSource; |
| import javax.transaction.TransactionManager; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.ode.bpel.dao.BpelDAOConnection; |
| import org.apache.ode.bpel.dao.BpelDAOConnectionFactoryJDBC; |
| import org.apache.ode.daohib.DataSourceConnectionProvider; |
| import org.apache.ode.daohib.HibernateTransactionManagerLookup; |
| import org.apache.ode.daohib.SessionManager; |
| import org.hibernate.HibernateException; |
| import org.hibernate.cfg.Environment; |
| import org.hibernate.dialect.Dialect; |
| import org.hibernate.dialect.resolver.DialectFactory; |
| |
| /** |
| * Hibernate-based {@link org.apache.ode.bpel.dao.BpelDAOConnectionFactory} |
| * implementation. |
| */ |
| public class BpelDAOConnectionFactoryImpl implements BpelDAOConnectionFactoryJDBC { |
| private static final Log __log = LogFactory.getLog(BpelDAOConnectionFactoryImpl.class); |
| |
| protected SessionManager _sessionManager; |
| |
| private DataSource _ds; |
| |
| private TransactionManager _tm; |
| |
| /** |
| * Constructor. |
| */ |
| public BpelDAOConnectionFactoryImpl() { |
| } |
| |
| public BpelDAOConnection getConnection() { |
| try { |
| return new BpelDAOConnectionImpl(_sessionManager); |
| } catch (HibernateException e) { |
| __log.error("DbError", e); |
| throw e; |
| } |
| } |
| |
| /** |
| * @see org.apache.ode.bpel.dao.BpelDAOConnectionFactory#init(java.util.Properties) |
| */ |
| public void init(Properties initialProps) { |
| if (_ds == null) { |
| String errmsg = "setDataSource() not called!"; |
| __log.fatal(errmsg); |
| throw new IllegalStateException(errmsg); |
| } |
| |
| if (_tm == null) { |
| String errmsg = "setTransactionManager() not called!"; |
| __log.fatal(errmsg); |
| throw new IllegalStateException(errmsg); |
| } |
| |
| if (initialProps == null) initialProps = new Properties(); |
| // Don't want to pollute original properties |
| Properties properties = new Properties(); |
| for (Object prop : initialProps.keySet()) { |
| properties.put(prop, initialProps.get(prop)); |
| } |
| |
| // Note that we don't allow the following properties to be overriden by |
| // the client. |
| if (properties.containsKey(Environment.CONNECTION_PROVIDER)) |
| __log.warn("Ignoring user-specified Hibernate property: " + Environment.CONNECTION_PROVIDER); |
| if (properties.containsKey(Environment.TRANSACTION_MANAGER_STRATEGY)) |
| __log.warn("Ignoring user-specified Hibernate property: " + Environment.TRANSACTION_MANAGER_STRATEGY); |
| if (properties.containsKey(Environment.SESSION_FACTORY_NAME)) |
| __log.warn("Ignoring user-specified Hibernate property: " + Environment.SESSION_FACTORY_NAME); |
| |
| properties.put(Environment.CONNECTION_PROVIDER, DataSourceConnectionProvider.class.getName()); |
| properties.put(Environment.TRANSACTION_MANAGER_STRATEGY, HibernateTransactionManagerLookup.class.getName()); |
| properties.put(Environment.TRANSACTION_STRATEGY, "org.hibernate.transaction.JTATransactionFactory"); |
| properties.put(Environment.CURRENT_SESSION_CONTEXT_CLASS, "jta"); |
| |
| // Isolation levels override; when you use a ConnectionProvider, this has no effect |
| String level = System.getProperty("ode.connection.isolation", "2"); |
| properties.put(Environment.ISOLATION, level); |
| |
| if (__log.isDebugEnabled()) { |
| Enumeration<?> names = properties.propertyNames(); |
| __log.debug("Properties passed to Hibernate:"); |
| while (names.hasMoreElements()) { |
| String name = (String) names.nextElement(); |
| __log.debug(name + "=" + properties.getProperty(name)); |
| } |
| } |
| _sessionManager = createSessionManager(properties, _ds, _tm); |
| } |
| |
| protected SessionManager createSessionManager(Properties properties, DataSource ds, TransactionManager tm) { |
| return new SessionManager(properties, ds, tm); |
| } |
| |
| public void shutdown() { |
| _sessionManager.shutdown(); |
| } |
| |
| public void setDataSource(DataSource ds) { |
| _ds = ds; |
| } |
| |
| public DataSource getDataSource() { |
| return _ds; |
| } |
| |
| public void setTransactionManager(Object tm) { |
| _tm = (TransactionManager) tm; |
| } |
| |
| public void setUnmanagedDataSource(DataSource ds) { |
| // Hibernate doesn't use this. |
| } |
| |
| } |