/*
* Copyright 2004-2012 the original author or authors.
*
* 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 org.springframework.webflow.engine.model;
import java.util.LinkedList;
import org.springframework.util.ObjectUtils;
/**
* Model support for decision states.
* @author Scott Andrews
*/
public class DecisionStateModel extends AbstractStateModel {
private LinkedList<IfModel> ifs;
private LinkedList<AbstractActionModel> onExitActions;
/**
* Create a decision state model
* @param id the state identifier
*/
public DecisionStateModel(String id) {
super(id);
}
public boolean isMergeableWith(Model model) {
if (!(model instanceof DecisionStateModel)) {
return false;
}
DecisionStateModel state = (DecisionStateModel) model;
return ObjectUtils.nullSafeEquals(getId(), state.getId());
}
public void merge(Model model) {
DecisionStateModel state = (DecisionStateModel) model;
setParent(null);
setAttributes(merge(getAttributes(), state.getAttributes()));
setSecured((SecuredModel) merge(getSecured(), state.getSecured()));
setOnEntryActions(merge(getOnEntryActions(), state.getOnEntryActions(), false));
setExceptionHandlers(merge(getExceptionHandlers(), state.getExceptionHandlers()));
setIfs(merge(getIfs(), state.getIfs()));
setOnExitActions(merge(getOnExitActions(), state.getOnExitActions(), false));
}
public Model createCopy() {
DecisionStateModel copy = new DecisionStateModel(getId());
super.fillCopy(copy);
copy.setIfs(copyList(ifs));
copy.setOnExitActions(copyList(onExitActions));
return copy;
}
/**
* @return the ifs
*/
public LinkedList<IfModel> getIfs() {
return ifs;
}
/**
* @param ifs the ifs to set
*/
public void setIfs(LinkedList<IfModel> ifs) {
this.ifs = ifs;
}
/**
* @return the on exit actions
*/
public LinkedList<AbstractActionModel> getOnExitActions() {
return onExitActions;
}
/**
* @param onExitActions the on exit actions to set
*/
public void setOnExitActions(LinkedList<AbstractActionModel> onExitActions) {
this.onExitActions = onExitActions;
}
}