org.jbpm.designer.web.Activator Maven / Gradle / Ivy
/*
* Copyright 2017 Red Hat, Inc. and/or its affiliates.
*
* 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.jbpm.designer.web;
import java.util.Hashtable;
import javax.inject.Inject;
import org.jbpm.designer.web.filter.IFilterFactory;
import org.jbpm.designer.web.filter.impl.PluggableFilter;
import org.jbpm.designer.web.preference.IDiagramPreferenceService;
import org.jbpm.designer.web.profile.IDiagramProfileFactory;
import org.jbpm.designer.web.profile.IDiagramProfileService;
import org.jbpm.designer.web.profile.impl.ProfileServiceImpl;
import org.jbpm.designer.web.repository.IUUIDBasedRepositoryService;
import org.jbpm.designer.web.server.UUIDBasedRepositoryServlet;
import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;
import org.osgi.framework.InvalidSyntaxException;
import org.osgi.framework.ServiceReference;
import org.osgi.util.tracker.ServiceTracker;
import org.osgi.util.tracker.ServiceTrackerCustomizer;
/**
* @author Antoine Toulme
*
* This activator is called when the bundle starts to register services for the bundle.
*/
public class Activator implements BundleActivator {
@Inject
private ProfileServiceImpl profile;
@SuppressWarnings("rawtypes")
public void start(final BundleContext context) throws Exception {
{
ServiceReference sRef =
context.getServiceReference(IUUIDBasedRepositoryService.class.getName());
if (sRef != null) {
IUUIDBasedRepositoryService service = (IUUIDBasedRepositoryService) context.getService(sRef);
UUIDBasedRepositoryServlet._factory = service;
} else {
//use a service tracker to be called back when the IUUIDBasedRepositoryFactory is ready:
ServiceTrackerCustomizer cust = new ServiceTrackerCustomizer() {
public void removedService(ServiceReference reference,
Object service) {
//special servlet shutdown
}
public void modifiedService(ServiceReference reference,
Object service) {
//reload?
}
public Object addingService(ServiceReference reference) {
IUUIDBasedRepositoryService service = (IUUIDBasedRepositoryService) context.getService(reference);
UUIDBasedRepositoryServlet._factory = service;
return service;
}
};
ServiceTracker tracker = new ServiceTracker(context,
IUUIDBasedRepositoryService.class.getName(),
cust);
tracker.open();
}
}
{
ServiceReference sRef =
context.getServiceReference(IDiagramPreferenceService.class.getName());
if (sRef != null) {
IDiagramPreferenceService service = (IDiagramPreferenceService) context.getService(sRef);
} else {
//use a service tracker to be called back when the IUUIDBasedRepositoryFactory is ready:
ServiceTrackerCustomizer cust = new ServiceTrackerCustomizer() {
public void removedService(ServiceReference reference,
Object service) {
//special servlet shutdown
}
public void modifiedService(ServiceReference reference,
Object service) {
//reload?
}
public Object addingService(ServiceReference reference) {
IDiagramPreferenceService service = (IDiagramPreferenceService) context.getService(reference);
return service;
}
};
ServiceTracker tracker = new ServiceTracker(context,
IDiagramPreferenceService.class.getName(),
cust);
tracker.open();
}
}
{
ServiceReference sRef =
context.getServiceReference(IFilterFactory.class.getName());
if (sRef != null) {
IFilterFactory service = (IFilterFactory) context.getService(sRef);
PluggableFilter.registerFilter(service);
} else {
//use a service tracker to be called back when the IFilterFactory is ready:
ServiceTrackerCustomizer cust = new ServiceTrackerCustomizer() {
public void removedService(ServiceReference reference,
Object service) {
//special servlet shutdown
}
public void modifiedService(ServiceReference reference,
Object service) {
//reload?
}
public Object addingService(ServiceReference reference) {
IFilterFactory service = (IFilterFactory) context.getService(reference);
PluggableFilter.registerFilter(service);
return service;
}
};
ServiceTracker tracker = new ServiceTracker(context,
IFilterFactory.class.getName(),
cust);
tracker.open();
}
}
{
ServiceReference[] sRefs = null;
try {
sRefs = context.getServiceReferences(IDiagramProfileFactory.class.getName(),
null);
} catch (InvalidSyntaxException e) {
}
if (sRefs != null) {
for (ServiceReference sRef : sRefs) {
IDiagramProfileFactory service = (IDiagramProfileFactory) context.getService(sRef);
profile.getFactories().add(service);
}
}
ServiceTrackerCustomizer cust = new ServiceTrackerCustomizer() {
public void removedService(ServiceReference reference,
Object service) {
}
public void modifiedService(ServiceReference reference,
Object service) {
}
public Object addingService(ServiceReference reference) {
IDiagramProfileFactory service = (IDiagramProfileFactory) context.getService(reference);
profile.getFactories().add(service);
return service;
}
};
ServiceTracker tracker = new ServiceTracker(context,
IDiagramProfileFactory.class.getName(),
cust);
tracker.open();
// register self to make the default profile available to the world:
context.registerService(IDiagramProfileService.class.getName(),
profile,
new Hashtable());
}
}
public void stop(BundleContext bundleContext) throws Exception {
}
}