| /* |
| * 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.ipojo.extender.internal.processor; |
| |
| import static java.lang.String.format; |
| |
| import org.apache.felix.ipojo.extender.internal.BundleProcessor; |
| import org.apache.felix.ipojo.extender.internal.DefaultJob; |
| import org.apache.felix.ipojo.extender.queue.QueueService; |
| import org.osgi.framework.Bundle; |
| |
| /** |
| * A bundle processor submitting the activating job to the queue service. |
| * The submitted job relies on a delegated bundle processor. |
| */ |
| public class QueuingActivationProcessor extends ForwardingBundleProcessor { |
| |
| /** |
| * Identify the kind of job submitted to the QueueService. |
| */ |
| public static final String BUNDLE_ACTIVATION_JOB_TYPE = "bundle.activation"; |
| |
| /** |
| * The wrapped bundle processor used by the job. |
| */ |
| private final BundleProcessor m_delegate; |
| |
| /** |
| * The queue service. |
| */ |
| private final QueueService m_queueService; |
| |
| /** |
| * Creates an instance of the queuing bundle processor |
| * |
| * @param delegate the bundle processor used by the submitted job |
| * @param queueService the used queue service |
| */ |
| public QueuingActivationProcessor(BundleProcessor delegate, QueueService queueService) { |
| m_delegate = delegate; |
| m_queueService = queueService; |
| } |
| |
| @Override |
| protected BundleProcessor delegate() { |
| return m_delegate; |
| } |
| |
| /** |
| * A bundle is starting. |
| * The processing of the bundle is wrapped in a job submitted to the queue service. |
| * |
| * @param bundle the bundle |
| */ |
| public void activate(final Bundle bundle) { |
| m_queueService.submit( |
| new DefaultJob<Boolean>(bundle, BUNDLE_ACTIVATION_JOB_TYPE) { |
| public Boolean call() throws Exception { |
| QueuingActivationProcessor.super.activate(bundle); |
| return true; |
| } |
| }, |
| format("Bundle %d being activated", bundle.getBundleId())); |
| } |
| |
| } |