SAXSerializablePropertiesAccess.java

/**********************************************************************************
 * $URL: https://source.sakaiproject.org/svn/assignment/trunk/assignment-impl/impl/src/java/org/sakaiproject/assignment/impl/conversion/impl/SAXSerializablePropertiesAccess.java $
 * $Id: SAXSerializablePropertiesAccess.java 105078 2012-02-24 23:00:38Z ottenhoff@longsight.com $
 ***********************************************************************************
 *
 * Copyright (c) 2003, 2004, 2005, 2006, 2007, 2008 The Sakai Foundation
 *
 * Licensed under the Educational Community 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.opensource.org/licenses/ECL-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.sakaiproject.assignment.impl.conversion.impl;

import java.util.HashMap;
import java.util.Map;
import java.util.Stack;

import org.sakaiproject.entity.api.serialize.SerializableEntity;
import org.sakaiproject.entity.api.serialize.SerializablePropertiesAccess;
import org.w3c.dom.Element;

/**
 * @author ieb
 *
 */
public class SAXSerializablePropertiesAccess implements SerializablePropertiesAccess, SerializableEntity
{

	private Map<String, Object> properties = new HashMap<String, Object>();

	/* (non-Javadoc)
	 * @see org.sakaiproject.entity.api.serialize.SerializablePropertiesAccess#getSerializableProperties()
	 */
	public Map<String, Object> getSerializableProperties()
	{
		return properties;
	}

	/* (non-Javadoc)
	 * @see org.sakaiproject.entity.api.serialize.SerializablePropertiesAccess#setSerializableProperties(java.util.Map)
	 */
	public void setSerializableProperties(Map<String, Object> properties)
	{
		this.properties = properties;		
	}

	/**
	 * @param access
	 * @throws Exception 
	 */
	public void check(SAXSerializablePropertiesAccess access) throws Exception
	{
		if ( properties.size() != access.properties.size() ) {
			throw new Exception("Differing number of properties ");
		}
		for ( Map.Entry<String, Object> entry: properties.entrySet() ) {
			String key = entry.getKey();
			if ( !access.properties.containsKey(key) ) {
				throw new Exception("Missing Property "+key);							
			}
			if (!properties.get(key).equals(access.properties.get(key)) ) {
				throw new Exception("Property Changed "+key+"["+properties.get(key)+"]["+access.properties.get(key)+"]");											
			}
		}
		for ( Map.Entry<String, Object> entry: access.properties.entrySet()) {
			String key = entry.getKey();
			if ( !properties.containsKey(key) ) {
				throw new Exception("Missing Property "+key);							
			}
			if (!properties.get(key).equals(access.properties.get(key)) ) {
				throw new Exception("Property Changed "+key+"["+properties.get(key)+"]["+access.properties.get(key)+"]");											
			}
		}
	}

}