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/*-
* ============LICENSE_START=======================================================
* OPENECOMP - MSO
* ================================================================================
* 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.mso.properties;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import javax.servlet.annotation.WebListener;
import org.openecomp.mso.logger.MessageEnum;
import org.openecomp.mso.logger.MsoLogger;
/**
* This class will attempt to initialize MSO Properties when part of a web application.
* It will look for the configuration file mso.properties in the
* following order:
* 1. In an init-param "mso.configuration" in web.xml
* 2. In a system property "mso.configuration"
* 3. In the default location "/etc/ecomp/mso/config/mso.properties"
*
* If all else fails, the MSO Properties will go uninitialized, and will
* attempt to use the default constructors within the MsoProperties class.
*
*
*/
@WebListener
public class MsoPropertyInitializer implements ServletContextListener
{
private MsoPropertiesFactory msoPropertiesFactory=new MsoPropertiesFactory();
public MsoPropertyInitializer () {
}
@Override
public void contextDestroyed(ServletContextEvent event) {
// Nothing to do...
}
@Override
public void contextInitialized(ServletContextEvent event)
{
// Note - this logger may be before or after MSO Logging configuration applied
MsoLogger initLogger = MsoLogger.getMsoLogger(MsoLogger.Catalog.GENERAL);
try {
// Look first in the init-parameters
String msoPropConfigParam = event.getServletContext().getInitParameter("mso.configuration");
if (msoPropConfigParam != null && !msoPropConfigParam.isEmpty() ) {
String[] configFileSplit = msoPropConfigParam.split(",");
for (String msoPropConfig:configFileSplit) {
String[] msoPropDecoded = msoPropConfig.split("=");
try {
msoPropertiesFactory.initializeMsoProperties(msoPropDecoded[0], msoPropDecoded[1]);
initLogger.info(MessageEnum.LOAD_PROPERTIES_SUC, msoPropDecoded[1], "", "");
initLogger.debug("Mso properties successfully loaded:"+msoPropDecoded[1]+",ID:"+msoPropDecoded[0]+")");
} catch (MsoPropertiesException e) {
initLogger.error(MessageEnum.LOAD_PROPERTIES_FAIL, msoPropDecoded[1] + ". MSO Properties failed due to an mso properties exception", "", "", MsoLogger.ErrorCode.DataError, "Error in contextInitialized", e);
}
}
}
}
catch (Exception e) {
initLogger.error(MessageEnum.LOAD_PROPERTIES_FAIL, "Unknown. MSO Properties failed to initialize completely", "", "", MsoLogger.ErrorCode.DataError, "", e);
}
}
}
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