/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.camel.spring.remoting;
import org.apache.camel.CamelContext;
import org.apache.camel.CamelContextAware;
import org.apache.camel.Consumer;
import org.apache.camel.Endpoint;
import org.apache.camel.component.bean.BeanProcessor;
import org.apache.camel.util.CamelContextHelper;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.beans.factory.FactoryBean;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.remoting.support.RemoteExporter;
import static org.apache.camel.util.ObjectHelper.notNull;
/**
* A {@link FactoryBean} to create a proxy to a service exposing a given {@link #getServiceInterface()}
*
* @author chirino
*/
public class CamelServiceExporter extends RemoteExporter implements InitializingBean, DisposableBean, ApplicationContextAware, CamelContextAware {
private String uri;
private CamelContext camelContext;
private Consumer consumer;
private String serviceRef;
private ApplicationContext applicationContext;
public String getUri() {
return uri;
}
public void setUri(String uri) {
this.uri = uri;
}
public CamelContext getCamelContext() {
return camelContext;
}
public void setCamelContext(CamelContext camelContext) {
this.camelContext = camelContext;
}
public String getServiceRef() {
return serviceRef;
}
public void setServiceRef(String serviceRef) {
this.serviceRef = serviceRef;
}
public ApplicationContext getApplicationContext() {
return applicationContext;
}
public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
this.applicationContext = applicationContext;
}
public void afterPropertiesSet() throws Exception {
// lets bind the URI to a pojo
notNull(uri, "uri");
notNull(camelContext, "camelContext");
if (serviceRef != null && getService() == null && applicationContext != null) {
setService(applicationContext.getBean(serviceRef));
}
Endpoint endpoint = CamelContextHelper.getMandatoryEndpoint(camelContext, uri);
notNull(camelContext, "service");
Object proxy = getProxyForService();
consumer = endpoint.createConsumer(new BeanProcessor(proxy, camelContext));
consumer.start();
}
public void destroy() throws Exception {
if (consumer != null) {
consumer.stop();
}
}
}