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.reifier;
018
019import org.apache.camel.CamelContext;
020import org.apache.camel.ExtendedCamelContext;
021import org.apache.camel.Processor;
022import org.apache.camel.model.BeanDefinition;
023import org.apache.camel.model.ProcessorDefinition;
024import org.apache.camel.spi.BeanProcessorFactory;
025import org.apache.camel.spi.RouteContext;
026
027public class BeanReifier extends ProcessorReifier<BeanDefinition> {
028
029    public BeanReifier(ProcessorDefinition<?> definition) {
030        super(BeanDefinition.class.cast(definition));
031    }
032
033    @Override
034    public Processor createProcessor(RouteContext routeContext) throws Exception {
035        CamelContext camelContext = routeContext.getCamelContext();
036
037        Object bean = definition.getBean();
038        String ref = definition.getRef();
039        String method = definition.getMethod();
040        String beanType = definition.getBeanType();
041        Class<?> beanClass = definition.getBeanClass();
042
043        BeanProcessorFactory fac = camelContext.adapt(ExtendedCamelContext.class).getBeanProcessorFactory();
044        if (fac == null) {
045            throw new IllegalStateException("Cannot find BeanProcessorFactory. Make sure camel-bean is on the classpath.");
046        }
047        return fac.createBeanProcessor(camelContext, bean, beanType, beanClass, ref, method, isCacheBean());
048    }
049
050    private boolean isCacheBean() {
051        return definition.getCache() == null || definition.getCache();
052    }
053
054}