/*
 * 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.StringUtils;

/**
 * Model support for states.
 * 
 * @author Scott Andrews
 */
public abstract class AbstractStateModel extends AbstractModel {

	private String id;

	private String parent;

	private LinkedList<AttributeModel> attributes;

	private SecuredModel secured;

	private LinkedList<AbstractActionModel> onEntryActions;

	private LinkedList<ExceptionHandlerModel> exceptionHandlers;

	public AbstractStateModel(String id) {
		setId(id);
	}

	protected void fillCopy(AbstractStateModel copy) {
		copy.setParent(parent);
		copy.setAttributes(copyList(attributes));
		copy.setSecured((SecuredModel) copy(secured));
		copy.setOnEntryActions(copyList(onEntryActions));
		copy.setExceptionHandlers(copyList(exceptionHandlers));
	}

	/**
	 * @return the id
	 */
	public String getId() {
		return id;
	}

	/**
	 * @param id the id to set
	 */
	public void setId(String id) {
		if (StringUtils.hasText(id)) {
			this.id = id;
		} else {
			this.id = null;
		}
	}

	/**
	 * @return the parent
	 */
	public String getParent() {
		return parent;
	}

	/**
	 * @param parent the parent to set
	 */
	public void setParent(String parent) {
		if (StringUtils.hasText(parent)) {
			this.parent = parent;
		} else {
			this.parent = null;
		}
	}

	/**
	 * @return the attributes
	 */
	public LinkedList<AttributeModel> getAttributes() {
		return attributes;
	}

	/**
	 * @param attributes the attributes to set
	 */
	public void setAttributes(LinkedList<AttributeModel> attributes) {
		this.attributes = attributes;
	}

	/**
	 * @return the secured
	 */
	public SecuredModel getSecured() {
		return secured;
	}

	/**
	 * @param secured the secured to set
	 */
	public void setSecured(SecuredModel secured) {
		this.secured = secured;
	}

	/**
	 * @return the on entry actions
	 */
	public LinkedList<AbstractActionModel> getOnEntryActions() {
		return onEntryActions;
	}

	/**
	 * @param onEntryActions the on entry actions to set
	 */
	public void setOnEntryActions(LinkedList<AbstractActionModel> onEntryActions) {
		this.onEntryActions = onEntryActions;
	}

	/**
	 * @return the exception handlers
	 */
	public LinkedList<ExceptionHandlerModel> getExceptionHandlers() {
		return exceptionHandlers;
	}

	/**
	 * @param exceptionHandlers the exception handlers to set
	 */
	public void setExceptionHandlers(LinkedList<ExceptionHandlerModel> exceptionHandlers) {
		this.exceptionHandlers = exceptionHandlers;
	}

}