/*
* The Kuali Financial System, a comprehensive financial management system for higher education.
*
* Copyright 2005-2014 The Kuali Foundation
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.kuali.kfs.module.tem.document.web.struts;
import java.util.List;
import java.util.Map;
import java.util.Observable;
import java.util.Observer;
import org.kuali.kfs.module.tem.document.web.bean.TravelMvcWrapperBean;
public class TravelStrutsObservable extends Observable {
public Map<String, List<Observer>> observers;
/**
* deprecating this since the best practice is to use Spring
*/
@Override
@Deprecated
public void addObserver(final Observer observer) {
super.addObserver(observer);
}
@SuppressWarnings("null")
@Override
public void notifyObservers(final Object arg) {
TravelMvcWrapperBean wrapper = null;
if (arg instanceof TravelMvcWrapperBean) {
wrapper = (TravelMvcWrapperBean) arg;
}
else if (arg instanceof Object[]) {
final Object[] args = (Object[]) arg;
if (args != null && args.length > 0
&& args[0] instanceof TravelMvcWrapperBean) {
wrapper = (TravelMvcWrapperBean) args[0];
}
}
final String eventName = wrapper.getMethodToCall();
for (final Observer observer : getObservers().get(eventName)) {
observer.update(this, arg);
}
clearChanged();
}
/**
* Gets the observers attribute.
*
* @return Returns the observers.
*/
public Map<String, List<Observer>> getObservers() {
return observers;
}
/**
* Sets the observers attribute value.
*
* @param observers The observers to set.
*/
public void setObservers(final Map<String,List<Observer>> observers) {
this.observers = observers;
}
}