001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.camel.blueprint; 018 019import java.util.Set; 020 021import javax.xml.bind.annotation.XmlAccessType; 022import javax.xml.bind.annotation.XmlAccessorType; 023import javax.xml.bind.annotation.XmlRootElement; 024import javax.xml.bind.annotation.XmlTransient; 025 026import org.apache.camel.CamelContext; 027import org.apache.camel.core.xml.AbstractCamelThreadPoolFactoryBean; 028import org.osgi.service.blueprint.container.BlueprintContainer; 029 030/** 031 * A factory which instantiates {@link java.util.concurrent.ExecutorService} objects 032 */ 033@XmlRootElement(name = "threadPool") 034@XmlAccessorType(XmlAccessType.FIELD) 035public class CamelThreadPoolFactoryBean extends AbstractCamelThreadPoolFactoryBean { 036 037 @XmlTransient 038 private BlueprintContainer blueprintContainer; 039 040 public void setBlueprintContainer(BlueprintContainer blueprintContainer) { 041 this.blueprintContainer = blueprintContainer; 042 } 043 044 @Override 045 protected CamelContext getCamelContextWithId(String camelContextId) { 046 if (blueprintContainer != null) { 047 return (CamelContext) blueprintContainer.getComponentInstance(camelContextId); 048 } 049 return null; 050 } 051 052 @Override 053 protected CamelContext discoverDefaultCamelContext() { 054 if (blueprintContainer != null) { 055 Set<String> ids = BlueprintCamelContextLookupHelper.lookupBlueprintCamelContext(blueprintContainer); 056 if (ids.size() == 1) { 057 // there is only 1 id for a BlueprintCamelContext so fallback and use this 058 return getCamelContextWithId(ids.iterator().next()); 059 } 060 } 061 return null; 062 } 063 064}