AbstractFedoraEnhancementService.java

/**
 * Copyright 2008 The University of North Carolina at Chapel Hill
 *
 * 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 edu.unc.lib.dl.cdr.services;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;

import edu.unc.lib.dl.cdr.services.exception.EnhancementException;
import edu.unc.lib.dl.cdr.services.model.EnhancementMessage;
import edu.unc.lib.dl.cdr.services.processing.MessageDirector;
import edu.unc.lib.dl.fedora.ManagementClient;
import edu.unc.lib.dl.util.JMSMessageUtil;
import edu.unc.lib.dl.util.TripleStoreQueryService;

public abstract class AbstractFedoraEnhancementService implements ObjectEnhancementService, ApplicationContextAware {
	protected static final Logger LOG = LoggerFactory.getLogger(AbstractFedoraEnhancementService.class);

	protected TripleStoreQueryService tripleStoreQueryService = null;
	protected ManagementClient managementClient = null;
	protected boolean active = false;

	private ApplicationContext applicationContext;

	@Override
	public boolean prefilterMessage(EnhancementMessage message) throws EnhancementException {
		if (JMSMessageUtil.ServicesActions.APPLY_SERVICE_STACK.equals(message.getQualifiedAction())) {
			return true;
		}

		if (JMSMessageUtil.ServicesActions.APPLY_SERVICE.equals(message.getQualifiedAction())
				&& this.getClass().getName().equals(message.getServiceName())) {
			return true;
		}
		return false;
	}

	@Override
	public boolean isActive() {
		return active;
	}

	public void setActive(boolean active) {
		this.active = active;
	}

	@Override
	public void setApplicationContext(ApplicationContext applicationContext) {
		this.applicationContext = applicationContext;
	}

	public MessageDirector getMessageDirector() {
		return this.applicationContext.getBean(MessageDirector.class);
	}

	public TripleStoreQueryService getTripleStoreQueryService() {
		return tripleStoreQueryService;
	}

	public void setTripleStoreQueryService(TripleStoreQueryService tripleStoreQueryService) {
		this.tripleStoreQueryService = tripleStoreQueryService;
	}

	public ManagementClient getManagementClient() {
		return managementClient;
	}

	public void setManagementClient(ManagementClient managementClient) {
		this.managementClient = managementClient;
	}
}