package org.codehaus.xfire.aegis.type.basic;

import org.codehaus.xfire.MessageContext;
import org.codehaus.xfire.aegis.MessageReader;
import org.codehaus.xfire.aegis.MessageWriter;
import org.codehaus.xfire.aegis.type.Type;

/**
 * SimpleSerializer
 * 
 * @author <a href="mailto:dan@envoisolutions.com">Dan Diephouse</a>
 */
public class LongType
    extends Type
{
    public Object readObject(MessageReader reader, MessageContext context)
    {
        return new Long( reader.getValueAsLong() );
    }

    public void writeObject(Object object, MessageWriter writer, MessageContext context)
    {
    	/**
    	 * <p>
    	 * This conditional is to check if a object is really a Long. If it isn't
    	 * assume that it is a Number and cast it to a Number
    	 * and create a new Long with that value.
    	 * </p>
    	 * 
    	 * <p>
    	 * This should only ever happen if a property in a object is an interface 
    	 * or base class and java refection does create the object with the correct type.
    	 * </p>
    	 */
    	if(object instanceof Long){
    		writer.writeValueAsLong( (Long) object );
    	}
    	else{
    		writer.writeValueAsLong( new Long(((Number)object).longValue()) );
    	}
        
    }
}