List userProperties = handle.getUserProperties( );
	private void setupNamedExpressions( List userProperties, Map namedExpressions )	{		if( userProperties == null || namedExpressions == null )			return ;		for(int i=0; i<userProperties.size(); i++)		{			UserPropertyDefn userDef = (UserPropertyDefn)userProperties.get( i );			if( userDef.getTypeCode() == IPropertyType.EXPRESSION_TYPE)			{				String name = userDef.getName( );				String exprString = handle.getStringProperty ( name );				if( exprString != null && !exprString.equals( "" ) )				{					Expression expression = new Expression( exprString );					namedExpressions.put( name, expression );				}			}		}	}