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 */ 017 package org.apache.camel.blueprint; 018 019 import java.util.Set; 020 import javax.xml.bind.annotation.XmlAccessType; 021 import javax.xml.bind.annotation.XmlAccessorType; 022 import javax.xml.bind.annotation.XmlRootElement; 023 import javax.xml.bind.annotation.XmlTransient; 024 025 import org.apache.camel.CamelContext; 026 import org.apache.camel.core.xml.AbstractCamelProducerTemplateFactoryBean; 027 import org.osgi.service.blueprint.container.BlueprintContainer; 028 029 /** 030 * A factory for creating a new {@link org.apache.camel.ProducerTemplate} 031 * instance with a minimum of XML 032 * 033 * @version 034 */ 035 @XmlRootElement(name = "template") 036 @XmlAccessorType(XmlAccessType.FIELD) 037 public class CamelProducerTemplateFactoryBean extends AbstractCamelProducerTemplateFactoryBean { 038 039 @XmlTransient 040 private BlueprintContainer blueprintContainer; 041 042 public void setBlueprintContainer(BlueprintContainer blueprintContainer) { 043 this.blueprintContainer = blueprintContainer; 044 } 045 046 @Override 047 protected CamelContext getCamelContextWithId(String camelContextId) { 048 if (blueprintContainer != null) { 049 return (CamelContext) blueprintContainer.getComponentInstance(camelContextId); 050 } 051 return null; 052 } 053 054 @Override 055 protected CamelContext discoverDefaultCamelContext() { 056 if (blueprintContainer != null) { 057 Set<String> ids = BlueprintCamelContextLookupHelper.lookupBlueprintCamelContext(blueprintContainer); 058 if (ids.size() == 1) { 059 // there is only 1 id for a BlueprintCamelContext so fallback and use this 060 return getCamelContextWithId(ids.iterator().next()); 061 } 062 } 063 return null; 064 } 065 066 }