| /* |
| * 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.webconsole.plugins.event.internal; |
| |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.apache.felix.webconsole.plugins.event.internal.converter.*; |
| import org.osgi.service.event.Event; |
| |
| /** |
| * Event listener for the OSGi event admin, listening |
| * to all events. |
| */ |
| public class EventHandler implements org.osgi.service.event.EventHandler |
| { |
| /** A list of topics that are always excluded, there is no way to change this |
| * via configuration. |
| * This list includes the framework events that are already covered by the |
| * event listener and all log events. |
| */ |
| private final String[] excludeTopics = new String[] {"org/osgi/service/log", |
| BundleEventConverter.TOPIC, |
| FrameworkEventConverter.TOPIC, |
| ServiceEventConverter.TOPIC}; |
| |
| private final EventCollector collector; |
| |
| public EventHandler(final EventCollector c) |
| { |
| this.collector = c; |
| } |
| |
| /** |
| * @see org.osgi.service.event.EventHandler#handleEvent(org.osgi.service.event.Event) |
| */ |
| public void handleEvent( Event event ) |
| { |
| boolean include = true; |
| for(int i=0; i<excludeTopics.length; i++) |
| { |
| if ( event.getTopic().startsWith(excludeTopics[i])) |
| { |
| include = false; |
| break; |
| } |
| } |
| if ( include ) |
| { |
| Map props = null; |
| final String[] names = event.getPropertyNames(); |
| if ( names != null && names.length > 0 ) |
| { |
| props = new HashMap(); |
| for ( int i = 0; i < names.length; i++ ) |
| { |
| props.put(names[i], event.getProperty(names[i])); |
| } |
| } |
| collector.add(new EventInfo(event.getTopic(), null, null, props)); |
| } |
| } |
| } |