| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.felix.http.jetty.internal; |
| |
| import org.apache.felix.http.base.internal.logger.SystemLogger; |
| import org.apache.felix.http.jetty.ConnectorFactory; |
| import org.eclipse.jetty.server.Connector; |
| import org.eclipse.jetty.server.Server; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.framework.ServiceReference; |
| import org.osgi.util.tracker.ServiceTracker; |
| |
| public class ConnectorFactoryTracker extends ServiceTracker<ConnectorFactory, Connector> |
| { |
| private final Server server; |
| |
| public ConnectorFactoryTracker(final BundleContext context, final Server server) |
| { |
| super(context, ConnectorFactory.class, null); |
| this.server = server; |
| } |
| |
| @Override |
| public void open() |
| { |
| if (!this.server.isStarted()) |
| { |
| throw new IllegalStateException("Jetty Server must be started before looking for ConnectorFactory services"); |
| } |
| |
| super.open(); |
| } |
| |
| @Override |
| public Connector addingService(ServiceReference<ConnectorFactory> reference) |
| { |
| ConnectorFactory factory = context.getService(reference); |
| if (factory != null) { |
| Connector connector = null; |
| try { |
| connector = factory.createConnector(server); |
| this.server.addConnector(connector); |
| connector.start(); |
| return connector; |
| } catch (Exception e) { |
| SystemLogger.error("Failed starting connector '" + connector + "' provided by " + reference, e); |
| } |
| // connector failed to start, don't continue tracking |
| context.ungetService(reference); |
| } |
| return null; |
| } |
| |
| @Override |
| public void removedService(ServiceReference<ConnectorFactory> reference, Connector service) |
| { |
| Connector connector = service; |
| if (connector.isStarted()) |
| { |
| try |
| { |
| connector.stop(); |
| } |
| catch (Exception e) |
| { |
| SystemLogger.info("Failed stopping connector '" + connector + "' provided by " + reference + ": " + e); |
| } |
| } |
| this.server.removeConnector(connector); |
| context.ungetService(reference); |
| } |
| } |