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/*******************************************************************************
* Copyright (c) 2005, 2007 Cognos Incorporated, IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Cognos Incorporated - initial API and implementation
* IBM Corporation - bug fixes and enhancements
*******************************************************************************/
package org.eclipse.equinox.http.registry.internal;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.core.runtime.IExtensionRegistry;
import org.eclipse.equinox.http.registry.HttpContextExtensionService;
import org.osgi.framework.*;
import org.osgi.service.http.HttpContext;
import org.osgi.service.http.HttpService;
import org.osgi.service.packageadmin.PackageAdmin;
import org.osgi.util.tracker.ServiceTracker;
public class HttpServiceTracker extends ServiceTracker {
private BundleContext context;
private PackageAdmin packageAdmin;
private IExtensionRegistry registry;
private ServiceRegistration registration;
Map httpRegistryManagers = new HashMap();
public HttpServiceTracker(BundleContext context, PackageAdmin packageAdmin, IExtensionRegistry registry) {
super(context, HttpService.class.getName(), null);
this.context = context;
this.packageAdmin = packageAdmin;
this.registry = registry;
}
public void open() {
super.open();
registration = context.registerService(HttpContextExtensionService.class.getName(), new HttpContextExtensionServiceFactory(), null);
}
public void close() {
registration.unregister();
registration = null;
super.close();
}
public synchronized Object addingService(ServiceReference reference) {
HttpService httpService = (HttpService) super.addingService(reference);
if (httpService == null)
return null;
HttpRegistryManager httpRegistryManager = new HttpRegistryManager(reference, httpService, packageAdmin, registry);
httpRegistryManager.start();
httpRegistryManagers.put(reference, httpRegistryManager);
return httpService;
}
public void modifiedService(ServiceReference reference, Object service) {
// ignored
}
public synchronized void removedService(ServiceReference reference, Object service) {
HttpRegistryManager httpRegistryManager = (HttpRegistryManager) httpRegistryManagers.remove(reference);
if (httpRegistryManager != null) {
httpRegistryManager.stop();
}
super.removedService(reference, service);
}
public class HttpContextExtensionServiceFactory implements ServiceFactory {
public Object getService(Bundle bundle, ServiceRegistration registration) {
return new HttpContextExtensionServiceImpl(bundle);
}
public void ungetService(Bundle bundle, ServiceRegistration registration, Object service) {
// do nothing
}
}
public class HttpContextExtensionServiceImpl implements HttpContextExtensionService {
private Bundle bundle;
public HttpContextExtensionServiceImpl(Bundle bundle) {
this.bundle = bundle;
}
public HttpContext getHttpContext(ServiceReference httpServiceReference, String httpContextId) {
synchronized (HttpServiceTracker.this) {
HttpRegistryManager httpRegistryManager = (HttpRegistryManager) httpRegistryManagers.get(httpServiceReference);
if (httpRegistryManager == null)
return null;
return httpRegistryManager.getHttpContext(httpContextId, bundle);
}
}
}
}
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