/*
* JBoss, Home of Professional Open Source.
* Copyright 2006, 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.ejb3;
import java.util.HashSet;
import java.util.Set;
import org.jboss.beans.metadata.plugins.AbstractDemandMetaData;
import org.jboss.beans.metadata.plugins.AbstractSupplyMetaData;
import org.jboss.beans.metadata.spi.DemandMetaData;
import org.jboss.beans.metadata.spi.DependencyMetaData;
import org.jboss.beans.metadata.spi.SupplyMetaData;
import org.jboss.ejb3.dependency.EjbLinkDemandMetaData;
import org.jboss.ejb3.javaee.JavaEEComponent;
import org.jboss.ejb3.kernel.JNDIKernelRegistryPlugin;
/**
* dependency registry for Microcontainer
*
* @author <a href="mailto:bill@jboss.org">Bill Burke</a>
* @version $Revision: 82705 $
*/
public class MCDependencyPolicy implements DependencyPolicy
{
private JavaEEComponent component;
private Set<DependencyMetaData> dependencies = new HashSet<DependencyMetaData>();
private Set<DemandMetaData> demands = new HashSet<DemandMetaData>();
private Set<SupplyMetaData> supplies = new HashSet<SupplyMetaData>();
public MCDependencyPolicy(JavaEEComponent component)
{
assert component != null : "component is null";
this.component = component;
}
public void addDependency(String dependency)
{
addDependency(new AbstractDemandMetaData(dependency));
}
public void addDependency(DemandMetaData dependency)
{
demands.add(dependency);
}
public void addDependency(DependencyMetaData dependency)
{
dependencies.add(dependency);
}
public void addDatasource(String jndiName)
{
String ds = jndiName;
if (ds.startsWith("java:/"))
{
ds = ds.substring(6);
}
else if (ds.startsWith("java:"))
{
ds = ds.substring(5);
}
addDependency(ds);
}
public void addDependency(Class<?> businessInterface)
{
// TODO: more sophisticated
addDependency("Class:" + businessInterface.getName());
}
/**
* Add a dependency on an enterprise bean.
*
* Optionally the ejb link is prefixed with the path name to
* another ejb-jar file separated with a '#' to the enterprise bean's name.
*
* @param ejbLink the name of the target enterprise bean
* @param businessInterface
*/
public void addDependency(String ejbLink, Class<?> businessInterface)
{
assert ejbLink != null : "ejbLink is null";
// Note that businessInterface is always ignored during resolving.
// FIXME: less hacky
int hashIndex = ejbLink.indexOf('#');
if (hashIndex != -1)
{
// if (deploymentScope == null)
// {
// log.warn("ejb link '" + ejbLink + "' is relative, but no deployment scope found");
// return null;
// }
String unitName = ejbLink.substring(0, hashIndex);
// Ejb3Deployment dep = deploymentScope.findRelativeDeployment(relativePath);
// if (dep == null)
// {
// log.warn("can't find a deployment for path '" + relativePath + "' of ejb link '" + ejbLink + "'");
// return null;
// }
String ejbName = ejbLink.substring(hashIndex + 1);
addDependency(component.createObjectName(unitName, ejbName));
}
else
addDependency(new EjbLinkDemandMetaData(component, ejbLink));
}
public void addJNDIName(String name)
{
assert name != null : "name is null";
assert name.length() > 0 : "name is empty";
addDependency(JNDIKernelRegistryPlugin.JNDI_DEPENDENCY_PREFIX + name);
}
public Set<DependencyMetaData> getDependencies()
{
return dependencies;
}
public Set<DemandMetaData> getDemands()
{
return demands;
}
public void addSupply(Class<?> businessInterface)
{
supplies.add(new AbstractSupplyMetaData("Class:" + businessInterface.getName()));
}
public Set<SupplyMetaData> getSupplies()
{
return supplies;
}
public DependencyPolicy clone()
{
MCDependencyPolicy clone = new MCDependencyPolicy(this.component);
clone.supplies.addAll(this.supplies);
clone.demands.addAll(this.demands);
clone.dependencies.addAll(this.dependencies);
return clone;
}
}