NetMonitorResource.java

/*
* Claudia Project
* http://claudia.morfeo-project.org
*
* (C) Copyright 2010 Telefonica Investigacion y Desarrollo
* S.A.Unipersonal (Telefonica I+D)
*
* See CREDITS file for info about members and contributors.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the Affero GNU General Public License (AGPL) as 
* published by the Free Software Foundation; either version 3 of the License, 
* or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the Affero GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* If you want to use this software an plan to distribute a
* proprietary application in any way, and you are not licensing and
* distributing your source code under AGPL, you probably need to
* purchase a commercial license of the product. Please contact
* claudia-support@lists.morfeo-project.org for more information.
*/
package com.telefonica.claudia.smi.monitoring.resources;

import org.apache.log4j.Logger;
import org.restlet.Context;
import org.restlet.data.MediaType;
import org.restlet.data.Request;
import org.restlet.data.Response;
import org.restlet.resource.Representation;
import org.restlet.resource.ResourceException;
import org.restlet.resource.StringRepresentation;
import org.restlet.resource.Variant;

import com.telefonica.claudia.smi.URICreation;
import com.telefonica.claudia.smi.monitoring.MonitorException;
import com.telefonica.claudia.smi.monitoring.MonitoringApplication;
import com.telefonica.claudia.smi.monitoring.MonitoringDriver;
import com.telefonica.claudia.smi.monitoring.bean.MeasureDescriptorList;
import com.telefonica.claudia.smi.util.Bean2Xml;

public class NetMonitorResource extends MonitorResource {
	
	private static Logger log = Logger.getLogger(NetMonitorResource.class);
	
	public NetMonitorResource(Context context, Request request, Response response) {
        super(context, request, response);
        log.info("NetMonitorResource created");//log
        
        //this.setUpType(TYPE_NET);
        
        getVariants().add(new Variant(MediaType.TEXT_XML));
	}
	
	public Representation represent(Variant variant) throws ResourceException {
		// Generate the right representation according to its media type.
		if (MediaType.TEXT_XML.equals(variant.getMediaType())) {
			log.info("NetMonitorResource.represent");// log

			MonitoringDriver actualDriver = (MonitoringDriver) getContext()
			.getAttributes().get(
					MonitoringApplication.ATTR_PLUGIN_MONITORING);
			MeasureDescriptorList mdl = null;
			try {
				mdl = actualDriver.getNetMeasureDescriptorList(orgId, vdcId, netId);
			} catch (MonitorException e) {
				log.debug(e.getMessage());
				return getUnknownElementErrorRepresentation(e.getMessage());
			}

			setMeasureDescriptorListHrefsLinks(mdl, TYPE_NET);
			log.info("Data returned for monitor "
					+ URICreation.getNetworkFQN(orgId, vdcId, vappIds.get(0), netId)
					+ ": \n\n" + mdl);
			return new StringRepresentation(Bean2Xml.toString(mdl),
					MediaType.TEXT_XML);

		}
		return null;
	}
}