org.openbaton.common.vnfm_sdk.jms.AbstractVnfmSpringJMS Maven / Gradle / Ivy

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/*
 * Copyright (c) 2016 Open Baton (http://www.openbaton.org)
 *
 * Licensed 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.openbaton.common.vnfm_sdk.amqp;

import org.openbaton.catalogue.nfvo.messages.Interfaces.NFVMessage;
import org.openbaton.common.vnfm_sdk.AbstractVnfm;
import org.openbaton.common.vnfm_sdk.VnfmHelper;
import org.openbaton.common.vnfm_sdk.exception.BadFormatException;
import org.openbaton.common.vnfm_sdk.exception.NotFoundException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.jms.annotation.JmsListenerConfigurer;
import org.springframework.jms.config.JmsListenerContainerFactory;
import org.springframework.jms.config.JmsListenerEndpointRegistrar;
import org.springframework.jms.config.SimpleJmsListenerContainerFactory;
import org.springframework.jms.config.SimpleJmsListenerEndpoint;

import javax.jms.*;

/**
 * Created by lto on 28/05/15.
 */
@SpringBootApplication
@ComponentScan(basePackages = "org.openbaton")
public abstract class AbstractVnfmSpringJMS extends AbstractVnfm
    implements MessageListener, JmsListenerConfigurer {

  @Autowired private ConfigurableApplicationContext context;

  @Autowired private JmsListenerContainerFactory containerFactory;

  @Bean
  public JmsListenerContainerFactory jmsListenerContainerFactory(
      ConnectionFactory connectionFactory) {
    SimpleJmsListenerContainerFactory factory = new SimpleJmsListenerContainerFactory();
    factory.setConnectionFactory(connectionFactory);
    loadProperties();
    log.debug("JMSCONTAINER Properties are: " + properties);
    factory.setSessionTransacted(Boolean.valueOf(properties.getProperty("transacted", "false")));
    //        factory.setSessionTransacted(true);
    return factory;
  }

  @Override
  public void configureJmsListeners(JmsListenerEndpointRegistrar registrar) {
    registrar.setContainerFactory(containerFactory);
    SimpleJmsListenerEndpoint endpoint = new SimpleJmsListenerEndpoint();
    endpoint.setDestination("core-" + this.type + "-actions");
    endpoint.setMessageListener(this);
    loadProperties();
    log.debug("CONFIGURE Properties are: " + properties);
    endpoint.setConcurrency("5-" + properties.getProperty("concurrency", "15"));
    endpoint.setId(String.valueOf(Thread.currentThread().getId()));
    registrar.registerEndpoint(endpoint);
  }

  //    @JmsListener(destination = "core-generic-actions", concurrency = "5-15")
  @Override
  public void onMessage(Message message) {
    NFVMessage msg = null;
    try {
      msg = (NFVMessage) ((ObjectMessage) message).getObject();
    } catch (JMSException e) {
      e.printStackTrace();
      System.exit(1);
    }
    log.trace("VNFM: received " + msg);
    try {
      this.onAction(msg);
    } catch (NotFoundException e) {
      e.printStackTrace();
      throw new RuntimeException(e);
    } catch (BadFormatException e) {
      e.printStackTrace();
      throw new RuntimeException(e);
    }
  }

  @Override
  protected void setup() {
    vnfmHelper = (VnfmHelper) context.getBean("vnfmSpringHelper");
    super.setup();
  }

  protected abstract void checkEmsStarted(String hostname) throws RuntimeException;

  @Override
  protected void unregister() {
    ((VnfmSpringHelper) vnfmHelper).sendMessageToQueue("vnfm-unsubscribe", vnfmManagerEndpoint);
  }

  @Override
  protected void register() {
    ((VnfmSpringHelper) vnfmHelper).sendMessageToQueue("vnfm-subscribe", vnfmManagerEndpoint);
  }
}