package org.opennaas.extensions.sampleresource.capability.example;
import java.util.Properties;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.opennaas.core.resources.AbstractActivator;
import org.opennaas.core.resources.ActivatorException;
import org.opennaas.core.resources.action.IActionSet;
import org.opennaas.core.resources.descriptor.ResourceDescriptorConstants;
import org.opennaas.extensions.queuemanager.IQueueManagerCapability;
import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;
import org.osgi.framework.Filter;
import org.osgi.framework.InvalidSyntaxException;
/**
*
* @author Elisabeth Rigol
*
*/
public class Activator extends AbstractActivator implements BundleActivator {
private static BundleContext context;
static Log log = LogFactory.getLog(Activator.class);
/**
* Get the Bundle Context
*
* @return BundleContext
*/
public static BundleContext getContext() {
return context;
}
/**
* Initialise the context
*/
public void start(BundleContext context) throws Exception {
Activator.context = context;
}
/**
*
*/
public void stop(BundleContext context) throws Exception {
}
/**
* Get the Queue Manager Service
*
* @param resourceId
* @return IQueueManagerCapability
* @throws ActivatorException
*/
public static IQueueManagerCapability getQueueManagerService(String resourceId) throws ActivatorException {
try {
log.debug("Calling QueueManagerService");
return (IQueueManagerCapability) getServiceFromRegistry(context, createFilterQueueManager(resourceId));
} catch (InvalidSyntaxException e) {
throw new ActivatorException(e);
}
}
/**
* Necessary to get some capability type
*
* @param resourceId
* @return Filter
* @throws InvalidSyntaxException
*/
protected static Filter createFilterQueueManager(String resourceId) throws InvalidSyntaxException {
Properties properties = new Properties();
properties.setProperty(ResourceDescriptorConstants.CAPABILITY, "queue");
properties.setProperty(ResourceDescriptorConstants.CAPABILITY_NAME, resourceId);
return createServiceFilter(IQueueManagerCapability.class.getName(), properties);
}
/**
* Get the connections action set service
*
* @param name
* @param version
* @return IActionSet
* @throws ActivatorException
*/
public static IActionSet getExampleActionSetService(String name, String version) throws ActivatorException {
try {
log.debug("Calling ExampleActionSetService");
return (IActionSet) getServiceFromRegistry(context, createFilterExampleActionSet(name, version));
} catch (InvalidSyntaxException e) {
throw new ActivatorException(e);
}
}
/**
* Necessary to get some capability type
*
* @param name
* @param version
* @return Filter
* @throws InvalidSyntaxException
*/
private static Filter createFilterExampleActionSet(String name, String version) throws InvalidSyntaxException {
Properties properties = new Properties();
properties.setProperty(ResourceDescriptorConstants.ACTION_CAPABILITY, "example");
properties.setProperty(ResourceDescriptorConstants.ACTION_NAME, name);
properties.setProperty(ResourceDescriptorConstants.ACTION_VERSION, version);
return createServiceFilter(IActionSet.class.getName(), properties);
}
}