/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.javaee;
import org.jboss.deployers.structure.spi.DeploymentUnit;
import org.jboss.metadata.client.jboss.JBossClientMetaData;
import org.jboss.metadata.ejb.jboss.JBossEnterpriseBeanMetaData;
import org.jboss.metadata.ejb.jboss.JBossEntityBeanMetaData;
import org.jboss.metadata.ejb.jboss.JBossMetaData;
import org.jboss.metadata.javaee.jboss.NamedModule;
import org.jboss.metadata.web.jboss.JBossWebMetaData;
import org.jboss.reloaded.naming.deployers.javaee.JavaEEModuleInformer;
/**
* @author <a href="mailto:cdewolf@redhat.com">Carlo de Wolf</a>
* @version $Revision: 102511 $
*/
public class SimpleJavaEEModuleIdentifier
{
// TODO: this should really be hooked via an incallback visitor which dynamically identifies the deployment unit. So that this class has no tech dependencies.
private static final String[] REQUIRED_ATTACHMENTS = { JBossClientMetaData.class.getName(), JBossMetaData.class.getName(), JBossWebMetaData.class.getName(), NamedModule.class.getName() };
public JavaEEModuleInformer.ModuleType getModuleType(DeploymentUnit unit)
{
if(unit.isAttachmentPresent(JBossClientMetaData.class))
return JavaEEModuleInformer.ModuleType.APP_CLIENT;
if(unit.isAttachmentPresent(JBossMetaData.class) && isReallyAnEjbDeployment(unit))
return JavaEEModuleInformer.ModuleType.EJB;
if(unit.isAttachmentPresent(JBossWebMetaData.class))
return JavaEEModuleInformer.ModuleType.WEB;
return JavaEEModuleInformer.ModuleType.JAVA;
}
public String getModuleName(DeploymentUnit unit)
{
NamedModule moduleName = unit.getAttachment(NamedModule.class);
return moduleName == null ? null : moduleName.getModuleName();
}
public String[] getRequiredAttachments()
{
return REQUIRED_ATTACHMENTS;
}
/*
* Some hacks to counter problems.
*/
private boolean isReallyAnEjbDeployment(DeploymentUnit unit)
{
JBossMetaData metaData = unit.getAttachment(JBossMetaData.class);
// JBMETA-69
if(metaData.getEnterpriseBeans() == null || metaData.getEnterpriseBeans().size() == 0)
return false;
// JBMETA-70
// The chance of a persistence unit being defined with couple of EJB entity beans is
// pretty slim.
for(JBossEnterpriseBeanMetaData bean : metaData.getEnterpriseBeans())
{
if(!(bean instanceof JBossEntityBeanMetaData))
return true;
}
return false;
}
}