/*
* #!
* Ontopia Webed
* #-
* Copyright (C) 2001 - 2013 The Ontopia Project
* #-
* 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 net.ontopia.topicmaps.webed.impl.utils;
import javax.servlet.ServletContext;
import net.ontopia.topicmaps.webed.impl.basic.ConfigurationObserverIF;
import net.ontopia.topicmaps.webed.impl.basic.Constants;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* INTERNAL: Keeps track with registering the action registry object
* in the web application scope.
*/
public class ActionConfigRegistrator implements ConfigurationObserverIF {
// initialization of log facility
private static Logger log = LoggerFactory
.getLogger(ActionConfigRegistrator.class.getName());
protected ServletContext ctxt;
public ActionConfigRegistrator(ServletContext ctxt) {
this.ctxt = ctxt;
}
public void configurationChanged(Object configuration) {
// remove registry from servlet context
ctxt.removeAttribute(Constants.AA_REGISTRY);
// set new registry to servlet context
log.info("setting action registry in application scope.");
ctxt.setAttribute(Constants.AA_REGISTRY, configuration);
}
}