/*******************************************************************************
* Copyright (c) 2008, 2014 Stuart McCulloch
* 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:
* Stuart McCulloch - initial API and implementation
*******************************************************************************/
package org.eclipse.sisu.peaberry.osgi;
import static org.eclipse.sisu.peaberry.Peaberry.NATIVE_FILTER_HINT;
import javax.inject.Inject;
import org.eclipse.sisu.peaberry.Export;
import org.eclipse.sisu.peaberry.Import;
import org.eclipse.sisu.peaberry.ServiceRegistry;
import org.eclipse.sisu.peaberry.cache.AbstractServiceListener;
import org.eclipse.sisu.peaberry.cache.AbstractServiceRegistry;
import org.osgi.framework.BundleContext;
/**
* OSGi {@link ServiceRegistry} implementation.
*
* @author mcculls@gmail.com (Stuart McCulloch)
*/
public class OSGiServiceRegistry
extends AbstractServiceRegistry {
private final BundleContext bundleContext;
@Inject
public OSGiServiceRegistry(final BundleContext bundleContext) {
super(Boolean.parseBoolean(bundleContext.getProperty(NATIVE_FILTER_HINT)));
this.bundleContext = bundleContext;
}
@Override
public final String toString() {
return String.format("OSGiServiceRegistry[%s]", bundleContext.getBundle());
}
@Override
public final int hashCode() {
return bundleContext.hashCode();
}
@Override
public final boolean equals(final Object rhs) {
if (rhs instanceof OSGiServiceRegistry) {
return bundleContext.equals(((OSGiServiceRegistry) rhs).bundleContext);
}
return false;
}
@Override
protected final <T> AbstractServiceListener<T> createListener(final String ldapFilter) {
return new OSGiServiceListener<T>(bundleContext, ldapFilter);
}
public final <T> Export<T> add(final Import<T> service) {
// avoid cycles by ignoring our own services
if (service instanceof OSGiServiceExport<?>) {
return null;
}
return new OSGiServiceExport<T>(bundleContext, service);
}
}