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.spring.spi;
018
019 import org.apache.camel.spi.Registry;
020
021 import org.springframework.beans.factory.NoSuchBeanDefinitionException;
022 import org.springframework.context.ApplicationContext;
023
024 /**
025 * A {@link Registry} implementation which looks up the objects in the Spring
026 * {@link ApplicationContext}
027 *
028 * @version $Revision: 630591 $
029 */
030 public class ApplicationContextRegistry implements Registry {
031 private ApplicationContext applicationContext;
032
033 public ApplicationContextRegistry(ApplicationContext applicationContext) {
034 this.applicationContext = applicationContext;
035 }
036
037 public <T> T lookup(String name, Class<T> type) {
038 try {
039 Object value = applicationContext.getBean(name, type);
040 return type.cast(value);
041 } catch (NoSuchBeanDefinitionException e) {
042 return null;
043 }
044 }
045
046 public Object lookup(String name) {
047 try {
048 return applicationContext.getBean(name);
049 } catch (NoSuchBeanDefinitionException e) {
050 return null;
051 }
052 }
053 }