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/*-
* ============LICENSE_START=======================================================
* ECOMP-PDP-REST
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.policy.pdp.rest.jmx;
import java.lang.management.ManagementFactory;
import javax.management.MBeanServer;
import javax.management.ObjectName;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import javax.servlet.annotation.WebListener;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.openecomp.policy.common.logging.flexlogger.*;
import org.openecomp.policy.xacml.api.XACMLErrorConstants;
/**
*
*
*/
@WebListener
public class PdpRestMBeanListener implements ServletContextListener {
private static final String JMX_OBJECT_NAME = "PdpRest:type=PdpRestMonitor";
private static final Logger logger = FlexLogger.getLogger(PdpRestMBeanListener.class);
private ObjectName objectName;
@Override
public void contextInitialized(ServletContextEvent contextEvent) {
if (logger.isInfoEnabled())
logger.info("Registering.");
final MBeanServer server = ManagementFactory.getPlatformMBeanServer();
try {
objectName = new ObjectName(JMX_OBJECT_NAME);
server.registerMBean(PdpRestMonitor.singleton, objectName);
logger.info("MBean registered: " + objectName);
} catch (Exception e) {
logger.warn(e.getMessage(), e);
logger.warn(XACMLErrorConstants.ERROR_SYSTEM_ERROR + "Unable to Register " +e.getMessage(), e);
}
}
// mark
@Override
public void contextDestroyed(ServletContextEvent contextEvent) {
if (logger.isInfoEnabled())
logger.info("Unregistering");
final MBeanServer server = ManagementFactory.getPlatformMBeanServer();
try {
objectName = new ObjectName(JMX_OBJECT_NAME);
server.unregisterMBean(objectName);
if (logger.isInfoEnabled())
logger.info("MBean unregistered: " + objectName);
} catch (Exception e) {
logger.warn(e.getMessage(), e);
logger.warn(XACMLErrorConstants.ERROR_SYSTEM_ERROR + "Unable to Destroy Context" +e.getMessage(), e);
}
}
}
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