001 /**
002 * GRANITE DATA SERVICES
003 * Copyright (C) 2006-2013 GRANITE DATA SERVICES S.A.S.
004 *
005 * This file is part of the Granite Data Services Platform.
006 *
007 * Granite Data Services is free software; you can redistribute it and/or
008 * modify it under the terms of the GNU Lesser General Public
009 * License as published by the Free Software Foundation; either
010 * version 2.1 of the License, or (at your option) any later version.
011 *
012 * Granite Data Services 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 GNU Lesser
015 * General Public License for more details.
016 *
017 * You should have received a copy of the GNU Lesser General Public
018 * License along with this library; if not, write to the Free Software
019 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
020 * USA, or see <http://www.gnu.org/licenses/>.
021 */
022 package org.granite.tide.cdi;
023
024 import java.util.Set;
025
026 import javax.enterprise.inject.spi.Bean;
027 import javax.enterprise.inject.spi.BeanManager;
028
029 import org.granite.cdi.CDIUtils;
030 import org.granite.config.flex.Destination;
031 import org.granite.context.GraniteContext;
032 import org.granite.logging.Logger;
033 import org.granite.messaging.service.ServiceException;
034 import org.granite.messaging.service.ServiceFactory;
035 import org.granite.messaging.service.ServiceInvoker;
036 import org.granite.messaging.webapp.HttpGraniteContext;
037 import org.granite.tide.TideServiceInvoker;
038 import org.granite.tide.data.PersistenceExceptionConverter;
039 import org.granite.util.XMap;
040
041 import flex.messaging.messages.RemotingMessage;
042
043
044 /**
045 * @author William DRAI
046 */
047 public class CDIServiceFactory extends ServiceFactory {
048
049 private static final Logger log = Logger.getLogger(CDIServiceFactory.class);
050
051 public static final String ENTITY_MANAGER_FACTORY_JNDI_NAME = "entity-manager-factory-jndi-name";
052 public static final String ENTITY_MANAGER_JNDI_NAME = "entity-manager-jndi-name";
053
054 private BeanManager manager;
055
056 public BeanManager getManager() {
057 return manager;
058 }
059
060
061 @Override
062 public void configure(XMap properties) throws ServiceException {
063 String sServiceExceptionHandler = properties.get("service-exception-handler");
064 if (sServiceExceptionHandler == null) {
065 XMap props = new XMap(properties);
066 props.put("service-exception-handler", "org.granite.messaging.service.ExtendedServiceExceptionHandler");
067 super.configure(props);
068 }
069 else
070 super.configure(properties);
071
072 GraniteContext graniteContext = GraniteContext.getCurrentInstance();
073 try {
074 graniteContext.getGraniteConfig().registerExceptionConverter(PersistenceExceptionConverter.class);
075 }
076 catch (Throwable t) {
077 log.info(t, "JPA exception converter not registered (JPA not found on classpath)");
078 }
079
080 try {
081 manager = CDIUtils.lookupBeanManager(((HttpGraniteContext)graniteContext).getServletContext());
082 }
083 catch (Exception e) {
084 log.warn("Unable to find the CDI Manager in JNDI, lookup in ServletContext");
085
086 manager = (BeanManager)((HttpGraniteContext)graniteContext).getServletContext().getAttribute("javax.enterprise.inject.spi.BeanManager");
087 if (manager == null) {
088 ServiceException se = new ServiceException(e.getMessage());
089 throw se;
090 }
091 }
092
093 // Find the JCDIServiceContext component
094 Set<Bean<?>> cc = manager.getBeans(CDIServiceContext.class);
095 if (cc.size() != 1) {
096 String msg = cc.isEmpty()
097 ? "Unable to find the CDIServiceContext bean"
098 : "More than one CDIServiceContext bean found";
099 log.error(msg);
100 ServiceException e = new ServiceException(msg);
101 throw e;
102 }
103 }
104
105
106 @Override
107 public ServiceInvoker<?> getServiceInstance(RemotingMessage request) throws ServiceException {
108 String messageType = request.getClass().getName();
109 String destinationId = request.getDestination();
110
111 HttpGraniteContext context = (HttpGraniteContext)GraniteContext.getCurrentInstance();
112 Destination destination = context.getServicesConfig().findDestinationById(messageType, destinationId);
113 if (destination == null)
114 throw new ServiceException("No matching destination: " + destinationId);
115
116 if (!destination.getProperties().containsKey(TideServiceInvoker.VALIDATOR_CLASS_NAME))
117 destination.getProperties().put(TideServiceInvoker.VALIDATOR_CLASS_NAME, "org.granite.tide.validation.BeanValidation");
118
119 @SuppressWarnings("unchecked")
120 Bean<PersistenceConfiguration> pcBean = (Bean<PersistenceConfiguration>)manager.getBeans(PersistenceConfiguration.class).iterator().next();
121 PersistenceConfiguration persistenceConfiguration = (PersistenceConfiguration)manager.getReference(pcBean, PersistenceConfiguration.class, manager.createCreationalContext(pcBean));
122 if (destination.getProperties().containsKey(ENTITY_MANAGER_FACTORY_JNDI_NAME))
123 persistenceConfiguration.setEntityManagerFactoryJndiName(destination.getProperties().get(ENTITY_MANAGER_FACTORY_JNDI_NAME));
124 else if (destination.getProperties().containsKey(ENTITY_MANAGER_JNDI_NAME))
125 persistenceConfiguration.setEntityManagerJndiName(destination.getProperties().get(ENTITY_MANAGER_JNDI_NAME));
126
127 // Create an instance of the component
128 CDIServiceInvoker invoker = new CDIServiceInvoker(destination, this);
129 return invoker;
130 }
131 }