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.component.ejb;
018    
019    import java.util.Map;
020    import java.util.Properties;
021    import javax.naming.Context;
022    import javax.naming.InitialContext;
023    import javax.naming.NamingException;
024    
025    import org.apache.camel.Endpoint;
026    import org.apache.camel.Processor;
027    import org.apache.camel.component.bean.BeanComponent;
028    import org.apache.camel.component.bean.BeanEndpoint;
029    import org.apache.camel.impl.JndiRegistry;
030    import org.apache.camel.spi.Registry;
031    
032    /**
033     * EJB component to invoke EJBs like the {@link org.apache.camel.component.bean.BeanComponent}.
034     *
035     * @version $Revision: 19532 $
036     */
037    public class EjbComponent extends BeanComponent {
038    
039        private Context context;
040        private Properties properties;
041    
042        @Override
043        protected Endpoint createEndpoint(String uri, String remaining, Map<String, Object> parameters) throws Exception {
044            BeanEndpoint answer = new BeanEndpoint(uri, this);
045            answer.setBeanName(remaining);
046    
047            // plugin registry to lookup in jndi for the EJBs
048            Registry registry = new JndiRegistry(getContext());
049            answer.setBeanHolder(new EjbRegistryBean(registry, getCamelContext(), answer.getBeanName()));
050    
051            Processor processor = answer.getProcessor();
052            setProperties(processor, parameters);
053            return answer;
054        }
055    
056        public synchronized Context getContext() throws NamingException {
057            if (context == null && properties != null) {
058                context = new InitialContext(getProperties());
059            }
060            return context;
061        }
062    
063        public void setContext(Context context) {
064            this.context = context;
065        }
066    
067        public Properties getProperties() {
068            return properties;
069        }
070    
071        public void setProperties(Properties properties) {
072            this.properties = properties;
073        }
074    }