/*
* Copyright 2010 JBoss, a divison Red Hat, Inc
*
* 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.jboss.errai.persistence.server;
import com.google.inject.Inject;
import org.jboss.errai.bus.client.api.Message;
import org.jboss.errai.bus.client.api.ResourceProvider;
import org.jboss.errai.bus.client.api.base.MessageBuilder;
import org.jboss.errai.bus.client.api.base.MessageModelWrapper;
import org.jboss.errai.bus.client.framework.MessageProvider;
import org.jboss.errai.bus.client.framework.ModelAdapter;
import org.jboss.errai.bus.client.framework.NoopModelAdapter;
import org.jboss.errai.bus.server.annotations.ExtensionComponent;
import org.jboss.errai.bus.server.api.ErraiConfig;
import org.jboss.errai.bus.server.api.ErraiConfigExtension;
import org.jboss.errai.bus.server.io.JSONMessageServer;
import org.jboss.errai.bus.server.service.ErraiServiceConfigurator;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Configures {@link HibernateAdapter} and make it available
* as an injection point in guice ( see {@link ResourceProvider} )
*
* @author Heiko Braun
* @author Marcin Misiewicz
*/
@ExtensionComponent
public class PersistenceConfiguration implements ErraiConfigExtension {
private ErraiServiceConfigurator configurator;
private Logger logger = LoggerFactory.getLogger(this.getClass());
@Inject
public PersistenceConfiguration(ErraiServiceConfigurator configurator) {
this.configurator = configurator;
logger.info("Configuring persistence extension.");
}
public void configure(ErraiConfig config) {
logger.info("Configuring persistence extension.");
if (!configurator.hasProperty("errai.persistence.factory.jndi.name")) {
logger.info("Stopped configuring persistence extension, can't find errai.factory.jndi.name.");
return;
}
String jndiName = configurator.getProperty("errai.persistence.factory.jndi.name");
boolean useJbossUtil = Boolean.valueOf(configurator.getProperty("errai.persistence.use_jboss_util"));
boolean usingJpa = Boolean.valueOf(configurator.getProperty("errai.persistence.using_jpa"));
logger.info("Factory JNDI name : " + jndiName);
logger.info("Use jboss specific utility : " + useJbossUtil);
logger.info("Using JPA : " + usingJpa);
final ModelAdapter modelAdapter = new HibernateAdapter(jndiName, useJbossUtil, usingJpa);
final ResourceProvider<ModelAdapter> modelAdapterProvider = new ResourceProvider<ModelAdapter>() {
public ModelAdapter get() {
return modelAdapter;
}
};
logger.info("Adding binding for: " + modelAdapter.getClass());
config.addBinding(ModelAdapter.class, modelAdapterProvider);
final NoopModelAdapter adapter = new NoopModelAdapter();
// final ResourceProvider<ModelAdapter> modelAdapterProvider = new ResourceProvider<ModelAdapter>() {
// public ModelAdapter get() {
// return adapter;
// }
// };
/*** ModelAdapter ***/
config.addBinding(ModelAdapter.class, modelAdapterProvider);
final MessageProvider modelAdapterProxy = new MessageProvider() {
final MessageProvider delegate = JSONMessageServer.PROVIDER;
public Message get() {
return new MessageModelWrapper(delegate.get(), modelAdapterProvider.get());
}
};
MessageBuilder.setMessageProvider(modelAdapterProxy);
}
}