org.glassfish.osgi.ee.resources.JMSDestinationResourceManager Maven / Gradle / Ivy
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package org.glassfish.osgi.ee.resources;
import com.sun.enterprise.config.serverbeans.*;
import org.jvnet.hk2.component.Habitat;
import org.osgi.framework.BundleContext;
import javax.jms.*;
import java.util.Collection;
import java.util.Dictionary;
import java.util.Hashtable;
/**
* Resource-Manager to export jms-destinations (JMS-RA admin-object-resources) in GlassFish to OSGi's service-registry
*
* @author Jagadish Ramu
*/
public class JMSDestinationResourceManager extends BaseResourceManager implements ResourceManager {
private Habitat habitat;
public JMSDestinationResourceManager(Habitat habitat){
super(habitat);
}
/**
* {@inheritDoc}
*/
public void registerResources(BundleContext context) {
registerJmsResources(context);
}
/**
* registers the admin-object-resource in service-registry
* @param context bundle-context
*/
public void registerJmsResources(BundleContext context) {
Resources resources = getHabitat().getComponent(Domain.class).getResources();
Collection administeredObjectResources = resources.getResources(AdminObjectResource.class);
for (AdminObjectResource resource : administeredObjectResources) {
if (isJmsResource(resource)) {
ResourceRef resRef = getResourceHelper().getResourceRef(resource.getJndiName());
registerResource(resource, resRef, context);
}
}
}
/**
* {@inheritDoc}
*/
public void registerResource(BindableResource resource, ResourceRef resRef, BundleContext bundleContext) {
AdminObjectResource adminObjectResource = (AdminObjectResource) resource;
if (adminObjectResource.getEnabled().equalsIgnoreCase("true")) {
if (resRef != null && resRef.getEnabled().equalsIgnoreCase("true")) {
String defnName = adminObjectResource.getResType();
Class claz = null;
Class intf[] = null;
if (defnName.equals(Constants.QUEUE)) {
claz = Queue.class;
intf = new Class[]{Queue.class, Invalidate.class};
} else if (defnName.equals(Constants.TOPIC)) {
claz = Topic.class;
intf = new Class[]{Topic.class, Invalidate.class};
} else {
throw new RuntimeException
("Invalid Destination [ " + defnName + " ]" +
" for jms-resource [ " + resource.getJndiName() + " ]");
}
Dictionary properties = new Hashtable();
properties.put(Constants.JNDI_NAME, adminObjectResource.getJndiName());
Object proxy = getProxy(adminObjectResource.getJndiName(), intf, getClassLoader());
registerResourceAsService(bundleContext, adminObjectResource, claz.getName(), properties, proxy);
}
}
}
/**
* {@inheritDoc}
*/
public boolean handlesResource(BindableResource resource) {
boolean result = false;
if (resource instanceof AdminObjectResource) {
if (isJmsResource((AdminObjectResource) resource)) {
result = true;
}
}
return result;
}
/**
* determines whether the resource is a JMS-RA's resource
* @param resource admin-object-resource
* @return boolean
*/
private boolean isJmsResource(AdminObjectResource resource) {
boolean result = false;
String raName = resource.getResAdapter();
if (raName.equals(Constants.DEFAULT_JMS_ADAPTER)) {
result = true;
}
return result;
}
}